SNiP 2.08.02-89 * - Public buildings and structures
BUILDING REGULATIONS AND RULES
PUBLIC
BUILDINGS
AND CONSTRUCTIONS
SNIP 2.08-02-89 *
Moscow 2006
DESIGNED The scientific and architectural center of public and industrial buildings and structures of the State Committee for Architecture and Construction Sharonov , VI Podolsky ), TsNIIEP of educational buildings of the State Architectural Committee( architect AM Garnec , candidate of technical sciences( 3 . I. Estrov ) - topic leaders; Dr. architect V.I. Stepa; Candidates architect GN Tsytovich , EB Dvorkina , SF Naumov , NN Schetinina PE Gerke ; VS Volman ), Central Research Institute for Reconstruction of Towns of State Committee for Architecture( Cand.econ. Sciences E.D.Agranovsky , cand.architect. GZPotashnikova , A.B.Varshaver , N.A.Karpova , N.G.Konstantinova , T.S.Maksimova ), TsNIIEP of resort and tourist buildings and complexes of the State Architectural Committee( candidates architect
SUPPLIED by the State Committee for Architecture.
PREPARED FOR APPROVAL by the State Committee on Architecture( Candidates of Technical Sciences AS VD Vanyukhin , IM Arkharov ) .
SNiP 2.08.02-89 * is a reissue of SNiP 2.08.02-89 with changes No. 1, 2, approved by the USSR Gosstroy Decree of June 28, 1991 No. 26, April 30, 1993 No. 18 - 12, as amended by No. 3and 4, approved by the resolutions of the State Construction Committee of Russia of January 26, 1999 No. 4, of February 12, 2001 No. 10, and also with the amendment No. 5, approved by Gosstroy Decree of Russia of June 23, 2003 No. 98.
Items and tables, in which the changes are made, are marked with an asterisk in these building codes.
| State USSR Construction Committee | Building regulations | SNiP 2.08.02-89 * |
| Public buildings and structures | Instead of SNiP 2.08.02-85 |
These rules and regulations apply to the design of public buildings( up to 16 storeys inclusive) and facilities, as well as public facilities built into residential buildings. When designing public premises, built-in residential buildings and built-in attached to them, you should additionally follow SNiP 31-01-2003.
Accommodation in public buildings and facilities for other purposes is allowed subject to compliance with environmental, sanitary and epidemiological and fire safety requirements corresponding to public buildings.
The list of main groups of buildings and public buildings, which are covered by this SNIP, is given in the mandatory Annex 1 *.
Definition of terms is given in the mandatory Annex 2 *.
1. GENERAL REQUIREMENTS
1.1 *. The rules for calculating the total, useful and estimated area, building volume, construction area and number of storeys of buildings are given in the mandatory Annex 3 *.
1.2 *. The reduction from the norms of the areas set for individual rooms or groups of premises should not exceed 5%;for premises built into residential buildings, 15%.
1.3 *. When designing buildings, groups of rooms or individual public premises intended for direct service to the public and available in accordance with the design task for disabled people and other low-mobility groups of visitors( spectators, buyers, students, etc.), the SNiP requirements35-01-2001 and RDS 35-201-99.
1.4 *. The height of the premises from floor to ceiling of public buildings and living quarters of sanatoriums should be at least 3 m, and living quarters in other public buildings - in accordance with SNIP 31-01-2003.The height of the main premises of bathhouses and bath-improving complexes for 100 or more seats should be at least 3.3 m, and the production facilities of the laundry-dry-cleaners should not be less than 3.6 m.
Notes : 1. In separate auxiliary rooms and corridorsDepending on the volume-planning decision of buildings and technological requirements, a corresponding decrease in height is allowed. At the same time, the height should be at least 1.9 m.
2. The height of premises in public buildings with a total capacity of up to 40 people, and retailers with a sales area of up to 250 m2 are allowed to take the height of the floor of the residential building where they are built.
1.5 *. The height of technical floors is determined in each individual case, depending on the type of engineering equipment and utilities placed in them, the conditions of their operation. The height at the points of passage of maintenance personnel to the bottom of the protruding structures should be not less than 1.8 m.
When designing a technical floor( technical underground) designed to accommodate only engineering networks with pipelines and insulation of pipelines from incombustible materials, the height from floor to ceiling maybe at least 1.6 m.
1.6. The through passes in buildings should be made at least 3.5 m wide and at least 4.25 m high.
This requirement does not apply to through openings in buildings and structures at ground or ground level( pedestrian walkways and others, not intended for passage of fire engines).
1.7. The marking of the floor of the premises at the entrance to the building should be above the mark of the sidewalk before the entrance not less than 0.15 m.
It is allowed to take the floor mark at the entrance to the building less than 0.15 m( including the depth below the sidewalk mark)protection of premises from precipitation.
1.8. The list of premises of public buildings, which can be located in the basement and basement floors, is given in the mandatory Annex 4 *.Design of public facilities, placed entirely or primarily in the underground space, is carried out for special design tasks.
1.9. In some public buildings, determined by the scheme of placement of civil defense structures, it is necessary to design double-purpose premises in accordance with SNIP II-11-77 *.
1.10. Placement of workshops, storerooms and other premises intended for designing for storage or processing of combustible materials, under visual and assembly halls, as well as in basement and basement floors of pre-school establishments, schools, dormitories of boarding schools and boarding schools, hospitals of medical institutions and sleeping buildings of sanatoriums are not allowed.
It is not allowed to place ski storage directly under the sleeping area.
| The was entered by the State Architecture Committee | Approved by the resolution of the State Building Committee of the USSR Committee of May 16, 1989, No. 78 | The effective date January 1, 1990 |
| Fire resistance level of the building | Maximum number of floors | Area, m2, floors between fire walls in the building | ||||
| one-story | 2-floor | 3-5-floor | 6-9-storey | 10-16-storey | ||
| I | 16 | 6000 | 5000 | 5000 | 5000 | 2500 |
| II | 16 | 6000 | 4000 | 4000 | 4000 | 2200 |
| III | 5 | 3000 | 2000 | 2000 | - | - |
| IIIa and IIIb | 1 * | 2500 | - | - | - | - |
| IV | 2 | 2000 | 1400 | - | - | - |
| IVa | 1 | 800 | - | - | - | - |
| V | 2 | 1200 | 800 | - | - | - |
| ______________ * For cinemas and clubs - see Table.7, indoor sports facilities - item 1.42, schools - tab.6. Notes : 1 In buildings of I and II degrees of fire resistance in the presence of automatic fire extinguishing, the floor area between fire walls can be increased by no more than twice.2. Wooden walls on the inside, partitions and ceilings of buildings V degree of fire resistance of children's preschool institutions, schools, boarding schools, medical and outpatient clinics, children's health camps and clubs( except for single-storey buildings of clubs with chopped and paved walls) must beplastered or covered with fire retardant paints or varnishes.3. The area of the floor between the fire walls of single-storey buildings with a two-storey part occupying less than 15% of the building area should be taken as for single-storey buildings.4. In the buildings of the stations, instead of fire walls, the water curtains can be arranged in two strands located 0.5 m apart and providing an irrigation intensity of at least 1 l / s per 1 m of the curtain length. The operating time of the air curtains is not less than 1 hour. 5. In the buildings of air terminal buildings of the 1st degree of fire resistance, the area between the fire walls can be increased up to 10,000 m2 if warehouses, storerooms and other rooms with combustible materials are not located in the basement( ground) floors( exceptluggage storage rooms and cloakroom personnel).At the same time, the lavatories in the basement and basement floors can be connected to the first floor via open staircases, and the luggage and wardrobe rooms can be accessed via separate staircases in closed staircases. Storage chambers( except those equipped with automatic cells) and dressing rooms must be separated from the rest of the basement with fireproof partitions of the 1st type and equipped with automatic fire extinguishing systems, and command and control posts with fire barriers. 6. In terminal buildings, the floor area between fire walls is not restricted, providedequipment installation automatic fire extinguishing.7. The degree of fire resistance attached to the building canopies, terraces, galleries, as well as office and other buildings and structures separated by fire walls, is allowed to take one degree of fire resistance lower than the degree of fire resistance of the building.8. In sports halls, halls of indoor skating rinks and halls of swimming pools( with and without spectators), as well as in the halls for preparatory classes for swimming pools and fire zones of covered shooting galleries( including those placed under the stands or built into other public buildings)if their area is exceeded in relation to that set out in Table.1 fire walls should be provided between the hall( in the shooting area - the fire zone with the shooting gallery) and other rooms. In the premises of the vestibules and the foyer, if their area is exceeded in relation to that established in Table.1 instead of fire walls can provide light-transparent fireproof partitions of the second type. |
1.11 *. The technical underground, in which engineering networks are laid, must have outlets( through hatches with a size of at least 0.6 × 0.6 m or doors).
1.12. In each compartment of basement or basement floors( buried more than 0.5 m) there must be at least two manholes or windows with a width of 0.9 m and a height of 1.2 m, except as specified in SNiP II-11-77 *.The area of such a compartment should be no more than 700 m2.
1.13. Do not place ventilation chambers, pump rooms, engine rooms of refrigeration units, heat points and other rooms with equipment that is a source of noise and vibration, above and below visual and rehearsal rooms, stages, sound equipment, reading rooms, chambers, doctors' rooms,operating rooms, premises with children staying in children's institutions, educational facilities, working rooms and offices with a permanent stay of people, living quarters, located in public buildings.
STAIR OF PUBLIC BUILDINGS, DEGREE OF FIRE RESISTANCE OF BUILDINGS AND THEIR ELEMENTS
1.14 *. The area of the floor between the fire walls of the 1st type, depending on the degree of fire resistance and the number of storeys of buildings, should be no more than indicated in Table.1, buildings of consumer services enterprises - in Table.2 *, stores - in the table.3.
Table 1
Table 2 *
| Building fire resistance level | Maximum number of floors | Area, m2, floors between fire walls in building |
| I, II | 6 | 2500 |
| III | 2 | 1000 |
| IIIa, IIIb | 1 | 1000 |
| IV, IVa and V | 1 | 500 |
| Note .In buildings I and II degrees of fire resistance in the presence of automatic fire extinguishing, the floor area between fire walls can be increased by no more than twice. |
Table 3
| Building fire resistance level | Maximum number of floors | Area, m2, floors between fire walls in the building | ||
| single-storey | 2-storey | 3-5-storey | ||
| I, II | 5 | 3500 | 3000 | 2500 |
| III | 2 | 2000 | 1000 | - |
| IIIa, IIIb | 1 | 1000 | - | - |
| IV, IVa and V | 1 | 500 | - | - |
| Notes : 1. In single-storey buildings of food stores and shops of type "Universam" IIIa and IIIb degrees of fire resistance, the area of the floor between fire walls of the 1st type can be doubled, Orgov room from other rooms fire wall store 2 diabetes.2. In buildings of I and II degrees of fire resistance in the presence of automatic fire extinguishing, the floor area between fire walls can be increased by no more than twice.3. When storing storerooms, office, domestic and technical premises on the upper floors of the buildings of shops of I and II degrees of fire resistance, the height of buildings can be increased by one floor. |
1.14 a *. In the buildings of I, II, III degrees of fire resistance for the attic floor it is allowed to take the fire resistance limit of load-bearing building structures 0.75 h with zero fire spreading limit when it is separated from the lower floors by the fire-prevention overlap of the 2nd type. In this case, the attic floor, regardless of the number of storeys of the building, should be separated by fire walls of the second type. The area of the storey between these fire walls should be: for buildings of I and II degrees of fire resistance not more than 2000 m2, for buildings of III degree fire resistance - not more than 1400 m2.If there are automatic fire extinguishing installations on the attic floor, this area can be increased no more than 1.2 times.
In the attics of buildings up to 10 floors inclusive, it is allowed to use wooden structures with fire protection, which provides the limits of fire resistance and spread of fire established above.
1.15 *. Enclosing structures of transitions between buildings( buildings) should have fire resistance limits corresponding to the main building( hull).Pedestrian and communication tunnels should be designed from non-combustible materials. The walls of buildings in the areas where junctions and tunnels are adjacent to them should be provided from incombustible materials with a fire resistance limit of 2 hours. The doors in the openings of these walls leading to passages and tunnels must be type 2 fireproof.
1.16. Audiences, assembly and conference rooms, meeting rooms and halls of sports facilities should be placed on the floors in accordance with Table.4.
Table 4
| Building fire resistance degree | Number of seats in the auditorium or hall | Entry floor |
| I, II | Up to 300 | 16 |
| Sv 300 to 600 | 5 | |
| Sv. 600 | 3 | |
| III | Up to 300 | 3 |
| Sv 300 to 600 | 2 | |
| IIIa to 600 | 2 | |
| IIIa, IV, V | Up to 300 | 1 |
| IIIb | Up to 100 | 1 |
| IVa | Up to 100 | 1 |
| Notes : 1. When determining the maximum floor for the placement of auditoriums or halls with a floor slope, the floor mark should be taken at the first row of seats.2. Assembly halls - lecture audiences in the buildings of schools and boarding schools of the third degree of fire resistance should be placed no higher than the second floor. Overlapping under the assembly hall - lecture audience should be fireproof type 2. |
1.17. The greatest number of places and the largest number of storeys, depending on the degree of fire resistance of buildings of children's preschool institutions of general type, should be taken from Table.5.
Table 5
Fire resistance level of the building
1.18 *. Three-story buildings of preschool institutions must be at least II degree of fire resistance, regardless of the number of places in the building. They can be designed in cities and other settlements( except for seismic areas), serviced by the militarized fire department of the Ministry of Emergency Situations of Russia, subject to the following requirements:
on the third floor, only the premises of the senior groups can be located( in IA, IB and IG subareas and IV climatic region in consultation with the local bodies of the State Sanitary Inspection), halls for musical and physical training, as well as office space and walking terraces, fromEach group cell on the second and third floors should be designed with distributed outlets on two staircases. Corridors connecting staircases must be separated by fire doors of the third type from the condition of providing outputs from each group cell to different compartments of the corridor. Entrance doors of group cells must be made with sealing in the vestibules.
1.19. Buildings of specialized preschool institutions regardless of the number of seats should be designed not lower than II degree of fire resistance and a height of not more than two floors.
1.20 *. If the pre-school establishment and the primary or small school( or staff accommodation) are located in one building, the premises of the pre-school should have separate outlets, and evacuation routes from other premises should not pass through the premises of the pre-school institution.
In buildings with a total capacity of more than 50 people.(as well as up to 50 people, but with more than 25 children's preschool institutions), the premises of a pre-school institution should be separated from the premises of schools and living quarters by a type 1 firewall and type 3 overlapping.
Partitions and ceilings separating the living quarters of the personnel from a preschool or school must have a fire resistance limit of at least 0.75 hours, with a spread limit of fire for buildings of the V degree of fire resistance up to 40 cm.
The degree of fire resistance of a building should be taken by the total numberplaces in the building, and when constructing a fire wall between a preschool and a school - according to the number of places in each part of the building.
1.21. The attached walking verandas of preschool institutions for more than 50 places should be designed with the same degree of fire resistance as the main buildings.
1.22. Inorganic materials should be used as a heater for the walls of the buildings of preschool institutions. When using reinforced concrete wall panels with a polymer( organic) insulation, it must be completely hardwired in the panel construction with a thickness of the protective layer of concrete from all sides not less than 50 mm.
1.23 *. The largest number of seats and the highest number of storeys, depending on the degree of fire resistance of buildings in general education institutions( hereinafter - schools and boarding schools) should be taken from Table.6 *.
Construction of four-storey buildings of schools and educational buildings of boarding schools is allowed in large and largest cities, except located in seismic regions.
The possibility of building superstructure of schools at the attic floor during the reconstruction within the limits of the normalized number of floors and the list of premises placed there are coordinated with the local fire control authorities. At the same time, it is not allowed to place sleeping rooms on the attic floor.
Table 6 *
| Level of fire resistance of the building | Number of students or places in the building | |
| School buildings and study buildings of boarding schools | ||
| IIIa, V | 1 | Up to 270 |
| IV | 2 | |
| IIIb | 2 | Up to 350 |
| III | 3 | Up to 1600 |
| I, II | 4 | Not standardized |
| Bedroomshousing of boarding schools and boarding schools in schools | ||
| IV, V | 1 | Up to 80 |
| IIIa, IIIb | 1 | Up to 140 |
| III | 3 | Up to 200 |
| III | 1 | Up to 280 |
| I, II | 4 |
1.24 is not standardized. On the fourth floor of the buildings of schools and educational buildings of boarding schools, it is not necessary to place premises for the first classes, and the rest of the study rooms - more than 25%.
1.25. Buildings of specialized schools and boarding schools( for children with physical and mental disabilities) should not be more than three floors.
1.26. In boarding schools, sleeping rooms should be placed in blocks or parts of the building, separated from other premises by fire walls or partitions.
1.27. To the buildings of schools and educational buildings of boarding schools III, IIIa, Шб, IV and V degrees of fire resistance, sleeping buildings should not be placed closely.
1.28. Overlappings above the basement buildings of schools and boarding schools of IIIb, IV and V degrees of fire resistance must be fireproof type 3.
1.29 *. Buildings of institutions of primary vocational education( hereinafter - vocational schools) should be designed, as a rule, not more than four floors.
1.30 *. The educational buildings of institutions of secondary and higher vocational education( hereinafter referred to as secondary special and higher educational institutions) should be designed, as a rule, not more than nine floors.
With a town-planning justification, the number of academic buildings of higher education institutions can be more than nine floors.
In the institutions of advanced training the permissible number of floors in the building is taken from Table.1.
1.31. Buildings of medical and outpatient facilities should be designed not above nine floors. Chambers of children's hospitals and buildings( including chambers for children under three years old with mothers) should be placed no higher than the fifth floor of the building, chambers for children under the age of seven and children's psychiatric departments( chambers) - no higher than the second floor.
It is allowed to place chambers for children under the age of seven years not higher than the fifth floor, provided that the smoke protection of evacuation routes( corridors) and the device in the building( enclosure) of automatic fire extinguishing.
The medical buildings of psychiatric hospitals and dispensaries should be at least III degree of fire resistance.
Buildings of medical institutions for 60 or less beds and outpatient clinics for 90 visits per shift can be designed IV, V degrees of fire resistance with chopped or paved walls.
1.32. Premises for treatment, outpatient clinics and pharmacies( except for medical personnel of public buildings and facilities and pharmacy kiosks) should be separated from other rooms by fire walls of the 1st type and have independent outlets when placed in other buildings.
1.33. Buildings of sanatoriums should be designed not more than nine floors high.
With a town-planning justification, the number of buildings can be more than nine floors in consultation with the territorial agencies of the State Fire Supervision.
1.34 *. Buildings of summer children's health camps, recreational camps of senior pupils and tourist huts should be designed not more than two floors high, the building of children's health camps of year-round use of I and II degrees of fire resistance - no more than three floors.
1.35 *. Buildings of summer recreation facilities of the V degree of fire resistance, as well as buildings of children's health camps and sanatoriums of the IV and V degrees of fire resistance should be designed only one-story.
1.36. The number of places in residential buildings of sanatoriums and recreation and tourism establishments of I and II degrees of fire resistance should not exceed 1000;III degree of fire resistance - 150;IIIa, IIIb, IVa, IV and V degrees of fire resistance - 50.
1.37. Sleeping rooms in the buildings of sanatoriums, recreation facilities and tourism should be separated by fire walls from the dining room with the kitchen and premises for cultural and mass purposes( with stage and movie equipment).
1.38. Bedrooms intended for families with children should be placed in separate buildings or separate parts of buildings not more than six stories high with a separate staircase( the second staircase is common to the buildings).In this case, the bedrooms must have loggias or balconies.
1.39 *. In the children's health camps, the sleeping areas should be grouped into separate groups of up to 40 places with independent evacuation exits. One of the exits can be combined with a staircase. Sleeping rooms of children's health camps in separate buildings or separate parts of buildings should be no more than 160 seats.
1.40. The degree of fire resistance of sports buildings with seats for spectators should be taken in accordance with the total capacity of stationary and temporary seats for spectators provided for by the project of the hall transformation: IIIa and V with the number of seats not exceeding 300, IV - no more than 400, III and IIIb - no more than600, I and II - is not standardized.
In buildings of IIIb fire resistance with elements of a coating of wooden structures with walls, columns, staircases and interfloor ceilings having fire and fire spreading limits required for buildings of II degree fire resistance, the capacity of a single-storey hall may not be more than 4 thousand spectators.
1.41 *. The degree of fire resistance of the stands of any capacity of open sports and entertainment facilities using podtribunnogo space when placing in it auxiliary rooms on two or more floors should be taken no lower than II, with a one-story placement of auxiliary rooms in podtribunnom space the degree of fire resistance is not standardized.
Bearing constructions of stands of open sports and entertainment facilities without use of podtribunnogo space with the number of rows more than 20 should be made of non-combustible materials with a fire resistance limit of at least 0.75 hours, and with a number of rows up to 20 the limit of fire resistance is not standardized.
1.42. Buildings of indoor sports facilities IIIb of the degree of fire resistance when placing only auxiliary rooms on the top floor can be two-story, and for walls, columns, staircases and interfloor ceilings, having fire and fire spreading limits required for buildings of II degree fire resistance up to five floors high. In all cases, auxiliary rooms should be separated from the room by fire walls of the 1st type.
1.43. In indoor sports facilities the bearing structures of stationary stands with a capacity of more than 600 spectators should be made of non-combustible materials, and more than 300 to 600 spectators from non-flammable and hard-combustible materials.
The fire resistance limit of load-bearing structures from combustible and hard combustible materials must be at least 0.75 hours. For load-bearing structures of stationary stands with a capacity of less than 300 spectators, it is allowed to use combustible materials.
The fire resistance limit of load-bearing structures of transformed stands( sliding, etc.), regardless of capacity, must be at least 0.25 h.
The above requirements do not apply to temporary viewpoints installed on the floor of the arena during its transformation.
The installation of temporary seating for spectators in indoor sports facilities should exclude the possibility of overturning or shifting them.
1.44. Materials for the seats in the stands of any capacity of open and covered sports facilities can be flammable. Synthetic materials during combustion should not emit toxic substances.
The wooden floor covering of the stage in the spectacular and sports and entertainment halls should be subjected to deep impregnation with flame retardants.
1.45. The premises located under the stands of indoor and outdoor sports facilities should be separated from the platform by fire barriers( type 3 overlap, partition type 1).Doors in partitions of the 1st type must be self-closing with a dense porch and can be made of combustible materials.
Location of premises intended for storage of combustible materials, under the stands of open sports facilities IIIa, IIIb, IV and V degrees of fire resistance is not allowed.
When placing shooting galleries for bullet shooting in podtribunnom space of open and covered sports facilities, ammunition depots should be taken out of podtribunnogo space.
Warehouses of weapons, ammunition and weapons workshop should be separated from the rest of the premises by fire walls of the 2nd type and overlapping of the third type.
1.46 *. The greatest number of floors of buildings or structures and the largest capacity of auditoriums of cultural and entertainment establishments should be adopted depending on the degree of fire resistance of buildings and structures according to Table.7 *.
Table 7 *
| Buildings or structures | Degree of fire resistance | Maximum number of floors | Maximum seating capacity, seats |
| Movie theaters: | |||
| year-round operation | V | 1 | Up to 300 |
| IIIa, IV | 2 * | Up to 400 | |
| III, IIIb | 2 *: 2 ** | Up to 600 | |
| II, I | He is rationed | SS 600 | |
| seasonal( summer): | |||
| closed | IIIa, IV, V | 1 | Up to 600 |
| III, IIIb | 1 | SV 600 | |
| open | Any | 1 | Up to 600 |
| III, IIIb | 1 | SS 600 | |
| Clubs | V | 1 *** | Up to300 |
| IIIa, IV | 2 * | Up to 400 | |
| III, IIIb | 3 *;3 ** | Up to 600 | |
| II, I | He is rated | SV 600 | |
| II, I | Theaters are standardized by | ||
| _____________ * The auditoriums in buildings IIIa, IIIb and IV of fire resistance should be placed on the ground floor, and in the buildings of clubsIII and IIIb degrees of fire resistance - no higher than the second floor.** In buildings IIIb, the degree of fire resistance with elements of a covering made of wooden structures, with walls, columns, staircases and interstitial ceilings, having fire and fire spreading limits required for buildings of II degree fire resistance, the capacity of the auditorium can accommodate up to 800 seats.*** Buildings of clubs V of fire resistance degree with auditorium up to 300 places on the ground floor with load-bearing walls from wooden logs or bars protected from the inside by plaster or cladding, providing a limit of spread of fire no more than 40 cm, and also with walls from panels on a wooden framewith a heater of inorganic materials and lining providing a fire spread limit of not more than 40 cm, can be two-story Note .When blocking a year-round cinema with a seasonal cinema of different degrees of fire resistance, a fire wall of the second type should be provided between them. |
1.47. In buildings III and IIIb degrees of fire resistance when placing the auditorium and foyer on the second floor, the ceilings beneath them should be type 2 fire-fighting. Overlappings above the basement and basement floors in buildings III, IIIa, IIIb, IV and V degrees of fire resistance must be fireproof type 3.
1.48. The attic space above the auditorium in buildings III, IIIa and IIIb of the fire resistance degree should be protected from adjacent spaces by fire walls of type 2 or by partitions of the 1st type.
1.49 *. Bearing structures of coatings above the stage and the auditorium( trusses, beams, decks, etc.) in the buildings of theaters, as well as clubs with scenes( dimensions of 15 × 7.5, 18 × 9 m, 21 × 12 m and more)should be made of non-flammable materials.
1.50. The facilities for technological maintenance of the demonstration complex should be separated by type 1 fire barriers and type 3 overlappings( except for stage lighting rooms located within the limits of the stage overlap).
In the buildings of IV and V degrees of fire resistance, projection rooms designed for equipment with film projectors with incandescent lamps may be located in annexes with walls, partitions, ceilings and coatings of non-flammable and hardly combustible materials with a fire resistance limit of at least 0.75 hours.
1.51. Between the auditorium and the deep grate stage, a fire wall of the 1st type should be provided.
1.52. The opening of the building portal for the stages of clubs and theaters with halls with a capacity of 800 seats or more must be protected by a fire curtain.
The fire resistance limit of the fire curtain must be at least 1 h. The thermal insulation of the curtain must be made of non-flammable and non-toxic decomposition products.
Requirements for the fire curtain device are given in the mandatory appendix 5.
1.53. Door apertures in the fire wall at the level of the hold and stage of the stage, as well as the exits from the grate ladders in the hold and on the stage( in the presence of a fire curtain) should be protected by lock gates.
1.54. In the openings of the scenery stores on the stage side and pockets, it is necessary to provide fire doors of the 1st type, in the grate ladders - the second type.
1.55. Warehouses, storerooms, workshops, rooms for the installation of machine and volumetric scenery, dust extraction chamber, ventilation chambers, rooms of winches of fire-prevention curtain and smoke hatches, battery, transformer substations must have fire barriers of the 1st type, floors of the third type and doors2-nd type.
The placement of these rooms under the auditorium and stage tablets is not allowed, except for the safe of the sketched scenery, the winches of the fire curtain and the smoke flaps, hoisting and descending devices without oil-filled equipment.
The opening of the safe should be protected with boards with a fire resistance rating of at least 0.6 hours.
1.56. The structure of superstructures above non-combustible non-existent balconies, amphitheater and parterre of the auditorium, necessary for the formation of a slope or a stepped floor, should be non-flammable.
The voids under the superstructures must be separated by diaphragms into compartments with an area not exceeding 100 m2.At a cavity height of more than 1.2 m, it is necessary to provide inputs for examining voids.
1.57. The carrier elements of the stage tablet must be non-flammable.
When using wood for flooring on these elements, as well as grate flooring and flooring of working galleries, it must be subjected to deep impregnation with flame retardants.
1.58. Frames and filling of frameworks of false ceilings above auditoriums and a crib of ceilings and walls of auditoriums of clubs with scenes, and also theaters and halls of the covered sports constructions with capacity more than 800 places should be executed from non-combustible materials, and capacity to 800 places( except for buildings V of degree of fire resistance) can be from difficult combustible materials.
Holes in continuous false ceilings for installation of loudspeakers, lighting fixtures and other equipment must be protected from above by non-flammable lids with a fire resistance rating of 0.5 h.
1.59. When laying over the auditoriums of rooms, supporting structures of the floor( trusses, beams, etc.) should be protected from above and below by decking of incombustible materials with a fire resistance limit of at least 0.75 h.
The premises for lighting the stage, located within the envelopeoverlapping of the auditorium, must have fireproof partitions of the 1st type.
1.60 *. The use of carpet coverings that are flammable and with a high smoke-generating capacity, extremely and highly hazardous for toxicity in public buildings is not allowed. In corridors and halls of public buildings, with the exception of spectacular, club, indoor sports facilities with seats for spectators, preschool institutions, dormitories of boarding schools, children's health camps and hospitals, it is allowed to use carpets of combustible materials with moderate smoke-forming capacity, moderatelyDangerous for toxicity, and in buildings with a height of 10 floors or more - difficult to fire with a small smoke-forming ability and low-hazard for toxicity. Carpeting should be glued to a non-flammable base( except for buildings of the V degree of fire resistance).
1.61. Fencing structures of the orchestra pit should be fireproof( partitions - type 2, overlapping - type 3).
Wood used for finishing and flooring of an orchestra pit should be subjected to deep impregnation with flame retardants.
1.62. In the cover above the stage smoke flaps must be installed taking into account the requirements set out in the mandatory Annex 5.
1.63. The fire station dispatcher room should be designed with natural light and positioned either at the level of the platform stage( platform), or on the floor below, near the outdoor exit or stairs.
The room of the pumping fire and household water supply must be located adjacent to or under the firehouse dispatcher's room with a convenient message between them.
1.64. When designing theaters and clubs with the accommodation of industrial premises, as well as reserve warehouses in the main building, they should be separated from the rest of the premises by fire barriers of the 1st type.
1.65. Windows and openings from re-projection rooms to the stage or from the rear projection room, from the hardware and light projection rooms to the auditorium, if projectors are installed in them, must be protected by curtains or flaps with a fire resistance limit of at least 0.25 hours.
The windows and openings of the light projection, equipped for dynamic projection, can be protected with tempered glass.
1.66. Armchairs, chairs, benches or links from them in the auditoriums( except for balconies and boxes with a capacity of up to 12 seats) should be provided with devices for attaching to the floor. When designing halls with transformable places for spectators, it is necessary to provide for the installation of chairs, chairs and benches( or links of them) with the provision of devices preventing their tilting or shifting.
1.67. Buildings of libraries and archives should be designed not more than nine stories high.
1.68. Vaults and book depositories should be divided into compartments with fire barriers of no more than 600 m2.
Each storage compartment must have at least two evacuation outputs.
Storage compartment doors must be type 2 fireproof.
Storage and book storage of unique and rare editions should be separated from other premises by fire walls( partitions) of the 1st type and overlapping of the 1st type.
1.69. In storehouses of libraries and archives, warehouses and storerooms with an area of more than 36 m2, in the absence of windows, it is necessary to provide exhaust ducts with a cross-sectional area of at least 0.2% of the room area and equipped with valves with automatic and remote drive on each floor. The distance from the smoke exhaust valve to the outermost point of the room should not exceed 20 m.
1.70 *. Premises of mock shops must have enclosing structures of non-combustible materials with a fire resistance limit of at least 1 h.
Paint rooms should have windows with an area of at least 0.03 m2 for each 1 m3 of room volume.
1.71. Retailers with a sales area of more than 100 m2, located in buildings of other purposes, should be separated from other enterprises and premises by fire walls of the second type and overlapping type 2.
When placing retailers in other buildings( cooperated buildings, shopping centers and other multifunctional buildings), it is allowed to provide entrances with self-closing doors to the trading hall from the general lobby, provided that independent evacuation exits from the trading floor are installed, without taking into account the exits through the common entrance hall.
1.72. Trade halls without natural light should be provided with smoke removal devices.
1.73. Stores for the sale of flammable materials, as well as flammable liquids( oils, paints, solvents, etc.) should be placed in free-standing buildings. In these buildings, it is allowed to place other shops and consumer services enterprises, provided they are separated by a fire wall of the 1st type.
1.74. Storage of combustible goods and goods in combustible packaging should, as a rule, be placed outside the outer walls, separating them with fire barriers of the 1st type from the sales area of 250 m2 or more.
Storerooms should be divided into compartments with an area of no more than 700 m2, allowing in each compartment the installation of mesh or not up to the ceiling partitions. Smoke removal in this case is provided for the compartment as a whole.
From storerooms with an area of more than 50 m2, smoke removal through window openings or special mines should be provided, and when storing such storerooms in the basement - in accordance with 1.12.
From storerooms of up to 50 m2 with exits to corridors, smoke removal is allowed through the windows located at the end of the corridors. Of the pantries adjacent to the unloading rooms and platforms, associated with them door and window openings, smoke removal is not required.
1.75. The position of the firewall separating the store rooms from the trading floor is determined taking into account the possible expansion of the trading floor. For storages of noncombustible goods without packaging placed on the area intended for the subsequent expansion of the trading floor, it is allowed not to provide for the firewall separating the store rooms from the trading floor.
1.76. The consumer services enterprises, in which flammable substances are used( with the exception of hairdressing salons, repair shops with the area of up to 300 m2) are not allowed to be placed in public buildings for other purposes.
1.77. Receiving points of secondary raw materials from the population, as a rule, should be designed in separate buildings( pavilions-shops) or in extensions to the buildings of consumer services enterprises.
1.78. Public service enterprises with a population of more than 200 m2, located in commercial and community centers or public buildings for other purposes, should be separated from other enterprises and premises by type 2 fire walls and type 2 ceilings.
When cooperating with consumer service establishments with other institutions, it is allowed to unite premises for visitors of various institutions, while providing self-closing doors from the main premises.
1.79 *. For the storage of explosive materials, as well as X-ray films and other flammable materials( liquids), it is necessary to provide separate buildings not lower than II degree of fire resistance.
Storage rooms of flammable materials( goods) and combustible liquids in public buildings and structures should be located at the outer walls with window openings and separated by fire-resistant partitions of the 1st type and overlapping of the third type, providing entrance through the tambour gateway.
1.80. The degree of fire resistance of bathhouses and bath-and-spa complexes with a capacity of more than 20 seats should not be lower than III.
1.81 *. Premises of built-in dry heat baths( saunas) can be located in public buildings and facilities, the list of which is established by the republican and local architecture and construction authorities in conjunction with the interested republican state supervision bodies.
It is not allowed to place built-in saunas in basements;under the stands;in the dormitories of children's health camps, boarding schools, preschool institutions;stationary hospitals, as well as under the premises and adjacent to them, in which there are more than 100 people.
When installing in buildings in built-in saunas, it is necessary to comply with the requirements of SNiP 31 -05-2003.
1.82. Doors of storerooms for storage of combustible materials, workshops for the processing of combustible materials, electrical cabinets, ventilation chambers and other fire hazardous technical premises, as well as storerooms for storing laundry and ironing in preschool institutions, must have a fire resistance rating of at least 0.6 hours.
1.83. In buildings with a height of 4 floors or more, tempered or reinforced glass and glass blocks should be used as a translucent filling of doors, transoms( in doors, partitions and walls, including internal walls of staircases) and partitions. In buildings with a height of less than 4 floors, the types of translucent filling are not limited.
1.84. Sliding partitions must be protected on both sides with non-combustible materials, providing a fire resistance limit of 0.6 hours
1.85 *. The decoration of walls and ceilings of auditoriums and halls of indoor sports facilities with the number of seats up to 1500, auditoriums( more than 50 seats), conference rooms, assembly halls( except for halls located in buildings V degree of fire resistance), as well as premises of retailers inBuildings I and II degrees of fire resistance should be provided from hard combustible or non-combustible materials.
In the indicated halls with the number of seats over 1500, in the premises of library and archives stores, as well as service catalogs and inventories in archives - only from non-combustible materials.
In opera and musical theaters, the walls and ceilings can be made of hardly combustible materials, regardless of the capacity of the room.
1.86. In buildings of I - III degrees of fire resistance in halls with the number of seats up to 1500, the walls and ceilings can be made of wooden racks, joiner wood chipboards and wood fiber boards, treated on all sides with fireproof paints or varnishes that do not change the texture of the finishing material,on a hard-to-fire crate and fireproof frame. In buildings I and II degrees of fire resistance in halls with a number of seats more than 1500, this decoration is allowed only for walls.
1.87. Materials for covering the walls and ceilings of shooting galleries and shooting areas of shooting galleries located in the basement and basement floors, as well as in podtribunnom space, should be taken in accordance with paragraph 1.58, installed for rooms with a capacity of more than 800 seats.
1.88. The decoration of the walls and ceilings of the halls of musical and physical education classes and ways of evacuation and ways of evacuation of preschool institutions should be made of non-combustible materials, and the finishing of all other rooms in the specified buildings of I to IV degrees of fire resistance - from non-flammable and difficult combustible materials.
In the decoration of buildings should be used polymer materials, authorized by the State Sanitary Inspection.
1.89 * a. If the height of the building is from ground level to the fracture of the surface of the broken roof skylight of 10 m and more, fences with snow stop devices with a height of 0.15 m should be provided.
WAYS OF EVACUATION
1.90. The number of lifts in one march between platforms( with the exception of curved staircases) must be at least 3 and not more than 16. In single-ladder ladders, as well as in one march of two- and three-march stairs within the first floor, no more than 18 lifts are allowed.
1.91. Ladder marches and platforms must have fences with handrails.
1.92 *. Handrails and fences in pre-school buildings and on the floors of schools and educational buildings of boarding schools where premises for the first classes are located must meet the following requirements:
The height of the enclosures of stairs used by children must be at least 1.2 m, and inpre-school institutions for children with intellectual disabilities - 1,8 or 1,5 m with continuous fencing;
in the enclosure of stairs vertical elements should have a clearance of not more than 0.1 m( horizontal fences in the fences are not allowed);
the height of the fender guard when climbing three or more steps should be 0.8 m.
With a calculated width of ladders, walkways or manholes in the stands of open and covered sports facilities of more than 2.5 m, separation rails at a height of not less than 0.9 m should be provided. With an estimated width of the manhole or ladder up to 2.5 m for hatches or stairs with a widthmore than 2,5 m the device of dividing hand-rail is not required.
1.93 *. Before the outside door( evacuation exit) there must be a horizontal entrance area with a depth of at least 1.5 times the width of the outer door leaf.
External staircases( or parts thereof) and platforms height from the level of sidewalks more than 0.45 m at the entrances to the buildings, depending on the purpose and local conditions, must have fences.
1.94. Slope stairs marches in the above-ground floors should be taken no more than 1: 2( except for the stairs of the stands of sports facilities).
Slope marches of stairs leading to the basement and basement floors, to the attic, as well as stairs in the above-ground floors, not intended for the evacuation of people, allowed to take 1: 1.5.
The ramps on people's traffic routes should be taken no more than:
| inside the building, structures | 1: 6 |
| in hospital hospitals | 1:20 |
| outside | 1: 8 |
| on wheelchair travel routes inside and outside the building | 1:12 |
Note. The requirements of this clause and paragraph 1.90 do not apply to the design of passages with steps between rows of seats in auditoriums, sports facilities and auditoriums.
1.95. The slope of the stairs of the stands of open or covered sports facilities should not exceed 1: 1.6, and if along the ways of evacuation along the ladders of the stands of handrails( or other devices replacing them) at a height of at least 0.9 m - 1: 1,4.
The installation of ladders or steps on evacuation routes in manholes is not allowed.
1.96 *. The width of the staircase in public buildings must be at least the width of the exit to the stairwell from the most populated floor, but not less than, m:
1.35 - for buildings with more than 200 people in the most populated area, as well as for buildingsclubs, cinemas and hospitals regardless of the number of seats;
1,2 - for other buildings, as well as in the buildings of cinemas, clubs leading to the premises, not connected with the presence of spectators and visitors in them, and in the buildings of medical institutions leading to premises not intended for stay or visiting patients;
0,9 - in all buildings leading to the premises with the number of concurrently staying in it up to 5 people.
The intermediate platform in the straight flight of the staircase must have a depth of at least 1 m.
The width of the landing areas must be at least the width of the march.
1.97. In staircases intended for the evacuation of people from above-ground floors and from the basement or basement floors, separate outlets should be provided to the outside of the basement or basement floors, separated by a one-storey deaf firewall of the 1st type.
Separate stairs for communication between the basement or basement and the first floor leading to the corridor, hall or lobby of the ground floor, in the calculation of the evacuation of people from the basement or the basement are not taken into account.
If the staircase from the basement or the basement level goes into the lobby of the ground floor, then all the staircases of the above-ground part of the building, except for the exit to this vestibule, must have an outlet directly outside.
1.98. To provide for evacuation routes, spiral staircases and tread stairs, as well as cut-off staircases, should normally not be used. At the device of curvilinear staircases leading from offices with the number of people permanently staying in them no more than 5 people.(except buildings of medical and outpatient clinics), as well as curved front staircases, the width of the steps in the narrow part of these stairs should be at least 0,22 m, and the service stairs - not less than 0,12 m.
1.99. In IV climatic region and in IIIB climatic subarea, a device of evacuation external open staircases( except for stationary medical institutions) is allowed.
1.100. Outdoor open staircases with a slope of no more than 45 ° in the buildings of preschool institutions and not more than 60 ° in other public buildings, used in all climatic regions as the second evacuation exit from the second floor of buildings( except for school buildings and boarding schools, preschoolinstitutions for children with physical and mental development disorders and hospitals of medical institutions of all degrees of fire resistance, as well as children's preschool institutions of general type III-V degrees of fire resistance) should be calculatedper person:
70 - for buildings of I and II degrees of fire resistance
50 - for buildings of III degree of fire resistance
30 - for buildings IV and V fire resistance
The width of such stairs should be not less than 0.8 m,and the width of the continuous steps of their steps is not less than 0.2 m.
In the case of access to the outer open staircases through flat roofs( including unused ones) or external open galleries, the bearing structures of the coatings and galleries should be designed with a fire resistance rating of at least 0,5 h and the zero limit psprostraneniya fire.
1.101. Staircases should be designed with natural light through the openings in the outer walls( except for the staircases of the cellars, and also the grate ladders in the buildings of the entertainment enterprises).
In only 50% of the staircases of 2-storey buildings of I and II degrees of fire resistance, as well as 3-storey buildings with a gaps between the stairway marches equal to at least 1.5 m, only the top lighting can be provided.
At the same time, in buildings of hospitals of medical institutions, automatic opening of staircase lanterns should be provided in case of fire.
In the buildings of the stations, natural light through windows in the outer walls should have at least 50% of the staircases intended for evacuation. Stairs without natural light should be smoke-free, 2nd or 3rd type.
1.102. One of the internal staircases in the buildings of I and II degrees of fire resistance up to nine floors can be opened to the full height of the building provided that the room where it is located is separated from the adjacent corridors and other rooms by fire barriers.
With an automatic fire extinguishing device throughout the building, it is not necessary to separate rooms with open stairs from corridors and other rooms.
In the hospitals of medical institutions, open ladders are not included in the calculation of the evacuation of people in a fire.
In the buildings of I - III degrees of fire resistance, the internal staircase from the lobby to the second floor can be opened if the lobby is separated from the corridors and other premises by fire barriers with conventional doors and fireproof ceilings.
In the buildings of retail and public catering enterprises I and II degrees of fire resistance, the staircase from the first to the second or from the basement to the first floor can be opened and in the absence of a vestibule. At the same time, these ladders or ramps for retailers can be taken into account in the calculation of evacuation routes for only half of the number of buyers in the corresponding trading floor, and for the evacuation of the remaining buyers, at least two closed staircases should be provided. The length of the open ladder( or ramp) should be included in the distance from the most remote point of the floor to the evacuation exit outward, but its area is not included in the area of the main evacuation passages.
In the complex of spectator rooms of theaters there can be no more than two stairs open, while the remaining stairs( at least two) must be in closed staircases. Open stairs as evacuation are taken from the floor level of the lobby to the floor level of the next floor. On the following floors, from the premises of the spectator complex, isolated evacuation passages leading to closed staircases should be arranged.
From the premises of public buildings, regardless of their purpose( auditoriums, auditoriums, educational and commercial premises, reading rooms, etc., except for storerooms of combustible materials and workshops) one of the exits can be directly to the lobby, cloakroom, floor hall and foyer adjoiningto open ladders.
When placing in the basement or basement floor of the foyer, cloakrooms, smoking rooms and restrooms, it is possible to provide separate open stairs from the basement or basement to the first floor.
In the buildings of theaters in the complex of the service areas of the scene, there should be at least two staircases in closed staircases with natural lighting, with exits to the attic and the roof.
1.103. The stage box should have two fire escape stairs of the 2nd type, brought to the roof of the stage and connected with working galleries and fire bars.
For evacuation from working galleries and grate flooring it is allowed to provide external fire escape ladders in the absence of grate staircases.
1.104 *. External fire ladders should be located at a distance between them not more than 150 m along the perimeter of buildings( with the exception of the main facade).The need for the installation of external fire stairs is determined by SNiP 2.01.02-85 * and clause 1.103 of these building codes and rules.
1.105. The width of the evacuation exit from the corridor to the stairwell, as well as the width of the stairway marches, should be set according to the number of evacuated through this exit, per 1 m of the exit width( door) and the degree of fire resistance of buildings( except for cinemas, clubs, theaters and sports facilities):
| I, II | no more than 165 people. |
| III, IV, IIIb | no more than 115 people. |
| V, IIIa, IVa | no more than 80 people. |
1.106. The greatest number of people who are at the same time on the floor in the buildings of schools, boarding schools and boarding schools in schools, in calculating the width of the evacuation routes, should be determined on the basis of the capacity of the study rooms, labor training and sleeping rooms, as well as the sports and assembly hallsaudience located on this floor.
1.107. The width of the doors of exits from the classrooms with an estimated number of students over 15 people.must be at least 0.9 m.
1.108. The greatest distance from any point in the halls of various volumes without seats for spectators to the nearest evacuation exit should be taken from Table.8. When the main evacuation passages are combined into a common pass, its width must be at least the total width of the combined passages.
1.109. The distance along the evacuation routes from the doors of the most remote premises of public buildings( except latrines, washrooms, smoking rooms, showers and other servicing premises), and in kindergartens - from the exit from the group cell to the outside or to the stairwell, should be no more thanin Table.9. The capacity of the rooms facing the dead-end corridor or hall should be no more than 80 people.
The capacity of rooms entering the dead-end corridor or hall of school buildings, vocational-technical and secondary specialized educational institutions of I-III degrees of fire resistance not more than 4 floors in height should be no more than 125 people. At the same time, the distance from the doors of the most remote rooms to the exit to the distant stairwell should be no more than 100 m.
Table 8
| Assignment of halls | Degree of fire resistance of building | Distance, m, in halls in volume, thousand m3 | ||||
| to 5 | st.5 to 10 | st.10 | ||||
| 1. Halls of expectations for visitors, cash, exhibition, dance, recreation, etc. | I, II | 30 | 45 | 55 | ||
| III, IIIb, IV | 20 | 30 | - | |||
| IIIa, IVa, V | 15 | - | - | |||
| 2. Dining, read at the area of each main pass at a rate of at least 0.2 m3 per each evacuated person | I,3. Trade with the area of the main evacuation passages,% of the area of the hall: | |||||
| no less than 25 | I, II | 50 | 65 | 80 | ||
| III, | 65 | - | - | |||
| III, IIIb, IV | 45 | - | - | 45 | - | - |
| IIIa, IIIb, IV | 35 | 45 | - | |||
| IIIa, IVa, V | 25 | - | - | |||
| less than 25 | I, II | 25 | 30 | 35 | ||
| III, IIIb, IV | 15 | 20 | - | |||
| IIIa, IVa, V | 10 | - | - |
Table 9
| Fire resistance level of the building | Distance, m, at the density of the human flow during evacuation *, person / m2 | ||||
| to 2 | st.2 to 3 | st.3 to 4 | st.4 to 5 | st.5 | |
| 1 | 2 | 3 | 4 | 5 | 6 |
| A. From rooms located between staircases or external exits | |||||
| I-III | 60 | 50 | 40 | 35 | 20 |
| IIIb, IV | 40 | 35 | 30 | 25 | 15 |
| IIIa, IVa, V | 30 | 25 | 20 | 15 | 10 |
| B. From rooms with access to a deadlock corridor or hall | |||||
| I-III | 30 | 25 | 20 | 15 | 10 |
| IIIb, IV | 20 | 15 | 15 | 10 | 7 |
| IIIa, IVa, V | 15 | 10 | 10 | 5 | 5 |
| ____________ * The ratio of the number of evacuated from the premises to the area of the evacuation route. |
9 The distance should be taken for buildings: children's pre-school establishments - according to gr.6;schools, vocational, secondary special and higher educational institutions - by gr.3;hospitals of medical institutions - on gr.5;hotels - on gr.4. For other public buildings, the density of the human flow in the corridor is determined by the project.
1.110. The width of the evacuation exit( door) from the halls without seats for spectators should be determined by the number of people evacuating through the exit according to Table.10, but not less than 1.2 m in halls with a capacity of more than 50 people.
Table 10
| Assignment of halls | Fire resistance level of the building | Number of persons per 1 m of the width of the evacuation exit( door) in halls in volume, thousand m ° | ||
| up to 5 | Sv. 5 to 10 | st.10 | ||
| 1. Trading - with the area of main evacuation passages - 25% or more of the area of the hall;dining and reading - with a flow density in each main pass no more than 5 persons / m2 | I, II | 165 | 220 | 275 |
| III, IIIb, IV | 115 | 155 | - | |
| IIIa, IVa, V | 80 | - | - | |
| 2. Trading - at the area of main evacuation passages less than25% of the hall area, other rooms | I, II | 75 | 100 | 125 |
| III, IIIb, IV | 50 | 70 | - | |
| IIIa, IVa, V | 40 | - | - |
1.111. The width of the main evacuation passages in the trading floor should be at least, m:
1.4 - with a trade area of up to 100 m2
1.6 - with the sales area of St..100 to 150 m2
2 - with the sales area of St.150 to 400 m2
2,5 - with the sales area of St.400 m2
The area of passages between turnstiles, cabins of controllers-cashiers and passages from the outside of the trading hall along the settlement node to the area of main evacuation passages is not included.
1.112. For calculation of evacuation routes, the number of buyers or visitors to consumer services facilities that are simultaneously located in the trading floor or visitor premises should be taken for one person:
for stores in cities and towns, as well as for consumer services - 1,35 m2 of the area of the trading hall or premises for visitors, including the area occupied by the equipment;for shops in rural settlements - 2 m2 of the commercial area;
for the markets - 1.6 m2 of the trading floor of the market trade.
The number of people at the same time located in the showroom and the hall for family events should be taken according to the number of seats in the hall.
When calculating the evacuation from the shopping halls of stores, the future expansion of the trading floor should be taken into account.
1.113. When calculating evacuation exits in buildings of retail and public catering establishments, it is allowed to take into account service staircases and exits from the building that are connected to the hall directly or directly by a passage( corridor), provided that the distance from the most remote point of the trading hall to the nearest service ladder or exitfrom the building no more than indicated in Table.8.
The device of emergency exits through unloading premises is not allowed.
1.114 *. The number of people per 1 m of the width of the evacuation routes from the stands of open sports facilities should be taken from Table.eleven*.
The total number of evacuators falling on one evacuation hatch, as a rule, should not exceed 1500 people.at tribunes I, II degrees of fire resistance;at tribunes of III degree of fire resistance the number of evacuees should be reduced by 30%, and at tribunes of other degrees of fire resistance - by 50%.
1.115 *. Evacuation routes from sports halls with stands for spectators and other auditoriums in buildings of I and II degrees of fire resistance should provide evacuation for the necessary time, given in tab.12.
Table 11 *
| Fire resistance level of structures | Number of people per 1 m of the evacuation route width | |||
| on the staircases of the stands of the tribune leading | through the hatch from the stands of the tribune leading | |||
| down | up | |||
| I, II | 600 | 825 | 620 | 1230 |
| III, IIIa, IIIb and IV | 420 | 580 | 435 | 860 |
| V | 300 | 415 | 310 | 615 |
For buildings III, IIIa, IIIb and IV degrees of fire resistance shown in Table.12 data should be reduced by 30%, and for V degree of fire resistance - by 50%.
If evacuation exits from the halls( with a volume of 60,000 m3 or less) are located above the floor mark of the hall by half or more of the room height, the evacuation time required should be reduced by half( indicated in Table 12).
If the room volume W is more than 60 thousand m3, the required evacuation time from it should be determined by the formula
,
but no more than 6 minutes.
The required evacuation time, calculated by the formula, should be reduced by 35% with the location of evacuation exits at half the height of the room and by 65% with their location at an altitude of 0.8 the height of the room. At intermediate or lower values, the necessary time should be taken by interpolation, and for large ones by extrapolation.
The necessary evacuation time from a building with a hall with a capacity of more than 60 thousand m3 should not exceed 10 minutes.
The necessary time for evacuation of people from the stage( stage) should be taken no more than 1.5 minutes, and the number of people evacuated should be calculated at the rate of 1 person.on 2 m2 of the tablet surface of the stage( stage).
The evacuation time for unharmed staircases in the calculation of the evacuation time from the building should not be taken.
Table 12
| Types of halls | Required evacuation time, min | ||||||
| from the room with its volume *, thousand m3 | from the building as a whole | ||||||
| up to 5 | 10 | 20 | 25 | 40 | 60 | ||
| Grate halls with | 1,5 | 2 | 2,5 | 2,5 | - | - | 6 |
| Halls without grate stage | 2 | 3 | 3,5 | 3,7 | 4 | 4,5 | 6 |
| ______________ * The volume of the hall is determined by internal enclosing structures( in the halls with stands - without taking into account the size of the stand).For intermediate values of the volume, the required evacuation time from the room should be determined by interpolation. |
1.116. In indoor sports facilities, the number of spectators evacuating through each exit( hatch, door) from a hall of more than 60 thousand m3 should be no more than 600 people.
When a parterre is installed in the sports arena, if there are only two exits, the distance between them must be at least half the length of the hall.
1.117. The width of the evacuation routes must be at least, m:
1.0 - horizontal aisles, ramps and stairs in the stands of indoor and outdoor sports facilities;
1.35 - evacuation hatches of the stands of indoor sports facilities;
1,5 - evacuation hatches of the stands of open sports facilities.
1.118. The width of the doorways in the auditorium should be 1,2 - 2,4 m, the width of the lobbies - at least 2,4 m. The width of the door opening for the entrance to the boxes is allowed 0,8 m.
The doors of the exit from the auditorium and on the tracksevacuation of sports facilities( including in hatches) should be self-closing with sealed vestibules.
1.119. The depth of seats, chairs and benches in the auditorium should provide a width of passages between rows of at least 0.45 m.
The number of continuously installed seats in the row should be taken with a one-sided exit from the row no more than 26, with two-way - no more than 50.
1.120. Calculation of the total width of the evacuation exits from the cloakrooms in the cloakroom, located separately from the vestibule in the basement or basement, should be carried out based on the number of people in front of the barrier, equal to 30% of the number of hooks in the dressing room.
1.121. In rooms designed for a one-time stay in it no more than 50 people.(including the amphitheater or the balcony of the auditorium), with a distance along the passage from the most remote workplace to the evacuation exit( door) of not more than 25 m, it is not necessary to design a second emergency exit( door).
1.122. In the buildings of schools and boarding schools from the wood processing workshops and the combined workshop for processing metal and wood, it is necessary to provide an additional outlet directly to the outside( through the insulated vestibule) or through the corridor adjacent to the workshops, where there is no way out of the classrooms, classrooms andlaboratories.
1.123. The number of evacuation exits from the stage( stage), working galleries and grate flooring, from the hold, orchestra pit and safe of the scaled decorations, should be designed at least two.
1.124. In cinemas year-round operation, as well as clubs, in which halls film screening is provided, evacuation routes are not allowed to be designed through the premises, which, according to the design assignment, are designed for simultaneous stay of more than 50 people.
When designing cinemas for seasonal action without a foyer, the second evacuation exit from the hall may be considered an entrance to the auditorium.
1.125. In auditoriums with a capacity of no more than 500 seats with a stage( in cinemas - regardless of capacity), as a second evacuation exit from the stage, you can take a passage through the hall.
1.126. When designing rooms with parting by transforming partitions, evacuation exits from each part should be provided.
1.127. Evacuation of spectators on the balcony should not be carried out through the sports, assembly or auditorium.
1.128. Exits from the hardware and light projection into the premises of the spectator complex are allowed to be carried out through incombustible vestibules with self-closing doors made of non-combustible materials or a corridor.
1.129. In single-storey buildings of retail trade enterprises with a sales area of up to 150 m2 located in rural settlements, it is allowed to use as a second exit from the trading floor exit through a group of non-trading premises, excluding storerooms.
1.130. Entrances and ladders for service personnel should be separate from entrances and ladders for buyers, as well as for visitors of consumer services companies with an estimated area of more than 200 m2.
The entrances to the storerooms and other non-trading premises should be located on the side of the production groups of the premises. In enterprises with a sales area of up to 250 m2, it is allowed to provide additional exits to the trading floor for the supply of goods from store rooms adjacent to the trading hall.
1.131. Hotels located in railway station buildings should have independent evacuation routes.
Exits from 50% of staircases, as well as corridors of railway station buildings to an integrated passenger room with exits directly to the outside, to an external open trestle or platform, are considered evacuation.
1.132. Corridors with a length of more than 60 m should be separated by partitions with self-closing doors, located at a distance of no more than 60 m from each other and from the ends of the corridor.
In corridor halls of medical institutions corridors should be separated by fire barriers of the second type with a distance between them not more than 42 m.
1.133. At a floor difference of more than 1 m in one or in adjacent rooms( not separated by a partition) along the perimeter of the upper level, it is necessary to provide a fence with a height of at least 0.8 m or another device that excludes the possibility of falling people. This requirement does not apply to the side of the stage tablet, which is turned towards the auditorium.
1.134. In the stands of sports facilities, with a difference in the marks of the floor of adjacent rows of more than 0.55 m along the passage of each visual line, a fence of at least 0.8 m in height shall be installed that does not interfere with visibility.
1.1.35. On the balconies and tiers of sports and auditoriums, before the first row, the height of the barrier must be at least 0.8 m.
. On the barriers, it is necessary to provide devices preventing the objects from falling down.
1.136. On the glazed doors in kindergartens, schools, holiday homes and sanatoriums for parents with children, protective grids must be provided to a height of at least 1.2 m.
ADDITIONAL REQUIREMENTS FOR BUILDINGS WITH A HEIGHT OF 10 FLOORS AND MORE
1.137. In buildings with a height of 10 above-ground floors and more, staircases should be provided as smoke-free.
One of the two staircases( or 50% of staircases with a larger number of them) should be a non-smokeable type 1.
The distance in the axes between the doors of the floor exits and the entrances to these staircases must be at least 2.5 m. The entrances to the smoke-free staircases are not allowed to be designed through the floor elevator halls. Do not place uncontaminated staircases in the interior corners of the exterior walls of the building.
The remaining staircases should be designed with a smoke-free 2nd or 3rd type.
Staircases of the 2nd type must be divided into compartments by means of the device to the height of the floor of a solid wall of non-combustible materials having a fire resistance limit of at least 0.75 hours. The anti-smoke protection of such staircases should be provided by supplying outdoor air to the upper part of the compartments. The excess pressure must be at least 20 Pa in the lower part of the stairwell compartment and no more than 150 Pa in the upper part of the stairwell compartment with one open door.
The performance of the fans, the cross-section of the shafts and valves is determined by calculation.
Note. In 9-story buildings and buildings with fewer floors, having a height from the average planning level of the ground to the floor mark of the upper floor( not including the upper technical floor) of more than 30 m, staircases should be designed in accordance with the requirements for 10-16-.
1.138. The exit from a non-compliant staircase of type 2 into the lobby should be arranged through a tambour gateway with air support during a fire.
1.139. Walls of staircases with air support should not have other openings, except for window openings in exterior walls and doorways leading to the
floor corridors, vestibules or outside, as well as air supply holes to create excessive pressure.
1.140. Internal walls and partitions( including those of translucent materials) separating the evacuation routes should be made of non-combustible materials with a fire resistance limit of at least 0.75 h.
LIFTS
1.141. The number of passenger elevators should be set by calculation, but, as a rule, at least two. It is allowed to replace the second elevator with a freight one, in which people are allowed to be transported, if the vertical transport in the building requires the installation of one passenger elevator.
One of the elevators in the building( passenger or freight) should have a cabin depth of at least 2100 mm for the possibility of transporting a person on stretchers.
Freight elevators should be provided in accordance with technological requirements.
1.142 *. Passenger elevators should be provided in buildings:
Research Institutes, higher education institutions and advanced training institutes with a difference in the floor markings of the entrance lobby and the floor of the upper floor( except for the technical upper) of 13.2 m and more;
management institutions, design, engineering and financial institutions with a height of more than 3 floors. In buildings of institutions frequented by the population, starting from the 3rd floor;
hospitals and maternity hospitals: elevators for buildings of medical and preventive institutions( hereinafter referred to as hospital lift) with the location of ward rooms on the 2nd and higher floors;
passenger elevators - in buildings with a height of 3 floors or more;
outpatient clinics: hospital elevators - in buildings with a height of 2 floors or more;
passenger elevators with a cabin depth of at least 2100 mm - in buildings with heights of 2 and 3 floors;
sanatoriums and sanatoriums: passenger elevators - in buildings with a height of 3 floors or more;
hospital lift - if the treatment facilities are located above the ground floor in buildings with a height of 2 floors or more;
hotels and motels of the highest categories "A" and "B" with a height of 2 floors and more;
hotels, hostels and motels of the 1st category with a height of 3 floors or more;
is the same, II grade and below, as well as all other institutions of leisure and tourism with a height of 4 floors or more;
catering enterprises when placing halls above the third floor;
of consumer services companies with a height of 4 floors or more.
Notes *: 1. In residential buildings of sanatoriums for patients with musculoskeletal disorders, one of the elevators should be hospital.
2. The need for the installation of elevators and other means of vertical transport in public buildings of lower storeys and heights, as well as not specified in this paragraph, is established by the design task.
3 *.It is allowed not to provide for the installation of an elevator when the existing building is built on the attic floor.
1.143 *. In public buildings with a height of 10 floors or more, one of the passenger elevators should be designed for the transportation of fire departments and designed to meet the requirements of the airbase 250-97.
1.144. The distance from the doors of the most remote room to the door of the nearest passenger elevator should be no more than 60 m.
1.145. Exits from passenger elevators should be designed through the elevator hall.
In buildings with a height of up to 10 floors, the exits from up to two elevators can be located directly on the landing.
The width of the elevator hall of passenger elevators should be not less than:
for single-row arrangement of elevators - 1.3 of the lowest depth of the elevator car;
in double-row arrangement - twice the smallest depth of the cabin, but not more than 5 m.
Before the elevators with a cabin depth of 2100 mm and more, the width of the elevator hall should be at least 2.5 m.
From storerooms and other rooms for storage and processing of combustible materialsThe exit directly to the elevator hall is not allowed.
1.146. Mines and machine rooms of elevators should not adjoin directly to the premises for the stay of children in preschool institutions;to educational premises in educational institutions, to living quarters, located in public buildings, to auditoriums and reading rooms, club rooms, working premises and offices with a permanent stay of people.
In medical and outpatient clinics, sanatoriums of mines and machine rooms of elevators and lifts should be located at a distance of not less than 6 m from the chambers and medical diagnostic rooms. The distance can be reduced by implementing appropriate noise protection measures.
1.147. Doors of elevator shafts in the basement and basement floors should go into the halls or tambour sluices, enclosed by fire barriers. The doors of the elevator halls and there are lock-sluices must be fire-fighting, self-closing, with sealed gates, and from the shafts of elevators can be made of combustible materials( without glazing).
Desiccation and dust removal
1.148 *. In public buildings, there should be a garbage collection and dust collection system, temporary( within sanitary standards), storage of garbage and the possibility of its removal.
In large public buildings and complexes, the installation of pneumatic debris removal systems should be determined by the design task based on the technical and economic feasibility of their operation.
1.149 *. Refuse chutes( in the absence of a pneumatic refuse removal system) should include:
in 3-storey or more buildings of higher education institutions, hotels and motels for 100 or more places;
in 2-storey or more hospital buildings with 250 beds or more and maternity hospitals with 130 beds or more;
in 5-storey or more buildings for other purposes and design them in accordance with SP 31-108-2002.
The need to install garbage chutes in other public buildings is set by the design task, if there is justification.
When an existing building is built on the attic floor, the existing refuse removal system is allowed to remain unchanged.
For buildings that are not equipped with garbage chutes, it is necessary to provide a waste collection chamber or an economic site( in cities it is obligatory with a hard surface).
Paragraphs 1.150 to 1.152 are deleted.
1.153. A centralized or combined vacuum collection system should be provided in the following buildings:
theaters, concert halls, museums;
reading and lecture halls and library libraries for 200 thousand items of storage or more;
stores with a sales area of 6,500 m2 or more;
buildings of hotels, sanatoriums, recreation and tourism establishments, hospitals of medical institutions for 500 places and more;
management institutions, research institutes, design and engineering organizations with 800 employees.and more;
specialized buildings with increased sanitary and hygienic requirements.
The need to design a central or combined vacuum collection system in other buildings should be established by a design task with a feasibility study.
In other cases, it is necessary to provide dust collection of premises with household vacuum cleaners or manual( wet).
1.154. When designing a combined vacuum collection system, the service radius of one intake valve should not be more than 50 m.
1.155. In the absence of centralized or combined dust collection, the filter chamber of the vacuum cleaner filters are determined by the design task.
NATURAL LIGHTING AND INSOLATION OF
PREMISES 1.156. In addition to SNiP 23-05-95, it is allowed to design without natural light: premises that are allowed in basement floors;assembly halls;conference rooms, lecture halls and lobby;trading halls of shops;salons for visitors of consumer services enterprises;demonstration, sports and demonstration and sports and entertainment halls and skating rinks, - instructor and coaching staff rooms;massage rooms, steam rooms, as well as rooms of dry heat baths;parking spaces;Pantry, reception rooms and staff rooms for children's pre-school institutions;anesthesia, preoperative, apparatus, weight, thermostat, microbiological boxes, sanitary barriers, as well as in accordance with the design task operating, procedural X-ray diagnostic rooms and other similar rooms and rooms.
Lighting only by the second light can be envisaged: in rooms that can be designed without natural light( except for storerooms, shopping halls and book storages);in toilet and washing kitchen utensils of preschool institutions;in the reception and dressing rooms for preschool institutions designed for construction in IA, IB, IG climatic subareas, as well as dressing rooms and waiting rooms in bathhouses and bathing facilities.
1.157 *. In buildings designed for construction in areas with an average monthly temperature of July 21 ° C and above, light apertures of premises with a constant stay of people in the room and premises where, according to technological and hygienic requirements, sunlight penetration or overheating of the room is not allowed,130 - 315 ° openings must be equipped with sun protection.
Protection from the sun and overheating can be provided by the space-planning solution of the building, outdoor sun protection, technical devices( devices) on the apertures and windows. In buildings I and II degrees of fire resistance of 5 floors or more, outdoor sun protection should be made of non-combustible materials. In one-, two-storey buildings, sun protection is allowed to provide means of landscaping.
1.158 *. In buildings with a height of less than 10 floors in corridors without natural light, designed to evacuate 50 or more people, smoke removal should be provided. Corridors used as recreation in educational buildings should have natural lighting according to SNiP 23-05-95.
1.159. Premises that have natural light should be ventilated through transoms, vents or other devices, except for rooms where air penetration is not permitted by technological requirements, or air conditioning is necessary.
1.160. In buildings designed for III and IV climatic regions, through or angled ventilation of rooms with a permanent stay of people( including through a corridor or an adjacent building) should be provided.
1.161. Placement of group in children's pre-school establishments, classrooms 1 - 4 classes in general schools and boarding schools and bedrooms in boarding schools should provide insolation in accordance with SNiP 2.07.01-89 *.
1.162. Regardless of the lighting( side, top or combined) in the educational premises of schools and boarding schools, a left-sided light distribution should be provided. If there is a lack of normative natural lighting, an additional artificial one is needed.
1.163 *. Orientation of windows of premises in the countries of the world in medical institutions should be taken in accordance with Table.13*.
____________
1 Except for rooms where the penetration of outside air is not allowed according to technological requirements.
Table 13 *
| Premises | Geographic latitude | |
| 55 ° Nand south of | north of 55 ° N. | |
| Operational, resuscitation halls, sectional, generic | С, СВ, СЗ | С, СВ, C3, B |
| Laboratories for bacteriological researches, for reception of an infectious material and its analysis, opening | С, СВ, СЗ, ЮВ, В | С, AS, SW, S, SE, SE, SW, |
| Chambers of tuberculosis and infectious patients | Y, SE, B, SV *, NW * | Y, SE, SW, SW *, NW * |
| Chambers of intensive care, children's departments up to 3 years, room games in children's offices | Not allowed to the west, for intensive care wards to the west and southwest | |
| ___________ * Not more than 10% of the total number of beds in the department is allowed. Notes: 1. In chambers oriented to the west in areas 55 ° N,and to the south it is necessary to provide protection of premises from an overheat by solar beams( a louver or other devices).2. The requirements of Table.13 * apply to the "mother and child" department in the maternity hospital. |
2. REQUIREMENTS TO THE PRIMARY SPACES OF THE PUBLIC BUILDINGS
2.1. The area of premises in the group cell of preschool institutions should be taken from Table.14.
Table 14
| Premises | Indoor space, m2, per child( not less) | ||
| General preschool institutions | Specialized preschool institutions | ||
| Nursery | Garden | ||
| Scuffing | 0,9 | 0,72 | 1.2 |
| Group with rest area | 4.3 | 4,0 | 5,7 |
| Dressing | 0,8 | 0,65 | 1,0 |
| Pantry | 0,15 | 0,15 | 0,2 |
| Special work room | - | - | 1.6 |
2.2. Group cells of different age groups should be placed separately from each other and other premises of preschool institutions.
The dressing groups of preschool age placed on the second or third floors can be located on the first floor.
2.3. In the buildings of pre-school establishments designed for construction in IA, 1B and 1G climatic subareas, it is necessary to provide heated walking terraces per one site not less than, m2:
1.8 - for toddlers
2 - for preschool children
Walking verandas for toddlers and preschool children should be separate.
2.4. There must be at least two dispersed evacuation exits from each group cell and promenade veranda.
2.5. The area of premises for groups of short stay preschoolers for residential houses should be taken at a rate of at least 4 m2 per child. The composition of the premises should include: a dressing room, a games room with a seating area, a toilet, as well as a pantry and restroom for the staff.
2.6. The area of the hall for musical lessons should be taken at the rate of one place in the preschool group of at least 2 m2, for physical education - at least 4 m2.
The number of rooms should be determined by the design task, but not less than:
of one room in a preschool with two preschool groups;
two rooms in a preschool with eight preschool groups.
2.7. The dimensions of baths in swimming pools in kindergartens should be taken at least, m:
| width - 6, length - 10 - | for groups of establishments or a set of preschool institutions |
| width - 3, length - 6 - | for children's preschool. |
2.8 *. The areas of the main study rooms should be taken from Table.15*.
Table 15 *
| Rooms | Area, m2, per student( not less than) |
| Classrooms and auditoriums for the | 2.2 |
| Classrooms and laboratories for natural sciences with frontal occupations( except for higher education institutions) | 2,5 * |
| General Theoretical Laboratories(general) profile: | |
| in secondary specialized educational institutions | 2,2 |
| in higher education institutions | 4,0 |
| Laboratories and classrooms of vocational and special profile: | |
| in vocational education | 2,4 |
| in higher education institutions | 6,0 |
| Computer science and computer science room | 6( per workstation at the display) |
| Language laboratories: | |
| in all educational institutions, except for higher education institutions | 2,4 |
| in higher education institutions | 3,0 |
| phonos | 1,8 |
| Drafting, coursework and degree design cabinets in vocational and specialized secondary schools | 2,4 |
| Drawing roomscourse and diploma design in higher education institutions | 3,6 |
| Audiences, number of seats: | |
| at 12-15 | 2,5 |
| for 25 | 2,2 |
| for 30 | 1.8 |
| for 50-150 in a professional-technical and secondary specialized educational institutions | 1,2 |
| at 50-75 in higher educational institutions and educational complexes | 1,5 |
| St.75 to 100 in higher education institutions and training facilities | 1,3 |
| St.100 to 150 in higher educational establishments and educational complexes | 1,2 |
| St.150 to 350 | 1.1 |
| st.350 | 1.0 |
| at 50-100 - with feedback | 1.8 |
| Workshops for labor training and community service( except for training workshops) | 6.0 |
| Note. Area of study rooms not shown in Table.15 *, is set by the design task. |
____________
* In accordance with SanPiN 2.4.2.1178-02.
2.9 *. The area of the room for rest( sleep) of students in the first classes of schools should be at least 2 m2 per student.
The playing area for the first classes of schools and educational buildings of boarding schools should be at least 2 m2 per student. In a small school, play spaces can be combined with recreation.
2.10. Bedrooms in boarding schools and boarding schools in schools should be designed with an area of at least 4 m2 per student.
2.11 *. In the buildings of schools and boarding schools, it is necessary to provide medical premises in the composition and area in agreement with the bodies of public education( education) and the State Sanitary Inspection.
2.12. Training sections for 1;2 - 4 classes should be designed separate and not suitable for students of other age groups.
2.13 *. Laboratory and industrial premises of natural and engineering sciences should be designed taking into account the requirements of SNiP 31-03-2001.
Doors of laboratory premises of category B may be provided from combustible materials, not glazed.
2.14 *. Area in the wards of hospitals from two or more beds should be taken according to Table.16*.
Table 16 *
| Departments | Area, m2, per bed( not less than) |
| Infectious and tuberculosis for adults | 7,5 |
| Infectious and tubercular for children: | |
| without beds for mothers | 6.5 |
| with mothers day stay | 8,0 |
| with 24-hour stay of mothers | 10 |
| Orthopedic and neurological( including restorative treatment), burn, radiological: | |
| for adults and in chambers for children with mothers' day stay for mothers | 10 |
| for24 hours | 13 |
| Intensive care, postoperative | 13 |
| Non-infectious children: | |
| without beds for mothers | 6.0 |
| with day-time mothers stay | 7.5 |
| with mothers day-and-night stay | 9,5 |
| Psychoneurological and narcological: | |
| general type | 6,0 |
| insulin and surveillance | 7.0 |
| Psychiatric for children: | |
| general | 5.0 |
| surveillance | 6.0 |
| For newborns | 6.0 |
| Other | 7.0 |
2.15. Procedural X-ray rooms, rooms and rooms of radiotherapy departments where sources of ionizing radiation are located, facilities of radioisotope diagnostic laboratories where Class I and II works are conducted, can not be placed adjacent( horizontally and vertically) with chambers for pregnant women and children.
2.16. The area of living rooms in sanatoriums, sanatoriums and dispensaries for one place should be taken according to Table.17 *.
Table 17 *
| Institutions | Area, m2, per seat( at least) |
| Sanatoriums, sanatoriums and recreational facilities for adults( or families with children): | |
| year-round operation | 6.0 |
| seasonal( summer)functioning | 4,5 |
| Children's wellness and recreation camps for senior pupils | 4,0 |
| Sanatorium children's recreation camps | 4,5 |
The living area should be at least 9 m2.
2.17. Storage, storerooms and other fire hazardous areas are not allowed under and over living quarters and cultural buildings.
2.18. The area of the auditoriums should be taken at least one seat, m2, for:
| cinemas year-round action | 1.0 |
| cinemas seasonal action | 0.9 |
| clubs | 0.65 |
| theaters, concert and multipurpose halls | 0.7 |
Note .The area of the auditorium with balconies, lodges and tiers should be determined within the enclosing structures:
for cinemas - including the stage;
clubs, theaters, concert and universal halls-up to the front of the stage, stage, stage, arena or barrier of the orchestra pit.
2.19. The area of the conference halls should be at least one seat, m2:
in the halls of up to 150 seats:
| with the stands for the chairs | 1,25 |
| without the stands | 1,1 |
in the halls of St.150 seats:
| with reading stands for chairs | 1,1 |
| without stands | 1.0 |
2.20. The area of the assembly hall and the auditorium of the lecture audience( without the stage) should be taken at least one m2 in the hall:
in general education schools, boarding schools, vocational and technical colleges and medium special educational institutions - 0.65;
in higher education institutions - 0,8.
2.21. The total area of the assembly hall in the building should be taken from Table.18.
Table 18
| Educational institutions | Hall area, m2, per student( student) at least |
| Schools | 0,22 |
| Boarding schools | 0,32 |
| Vocational and technical secondary specialized schools: | |
| Urban | 0,22 |
| in ruralareas | 0.32 |
| Higher education institutions( excluding high schools of arts and culture) with the number of students: | |
| up to 2000 | 0.3 |
| st.2000 to 6000 | 0.22 |
| St.6000 | 0,15 |
| Note .The area of club rooms at assembly halls is accepted on the assignment for designing. |
2.22. The total area of sports halls( excluding the auxiliary premises for them, as well as swimming pools and track and field athletic arenas) should be taken for one student( student, listener), at least, m2:
| in junior secondary and secondary schools | 0.9 |
| in a professional-technical and secondary special educational institutions, as well as in higher educational institutions | 1.0 |
| in the institutes of advanced training | 0,2 |
The necessity of the pool and athletic arena installation is establisheddesign task.
2.23. Placement of assembly and sports halls, their total area, as well as facilities for club work should be specified depending on local conditions, based on the use of appropriate cultural and educational institutions and sports and recreation buildings and facilities or services to the public with the indicated premises of educational buildings.
2.24. The parameters of the movie screen and the auditorium in cultural and entertainment establishments when equipped with motion pictures are given in the recommended annex 6.
2.25. The volume of auditoriums and auditoriums should, as a rule, be taken for one spectator seat, m3:
| of drama theaters | 4-5 |
| Cinemas | 4-6 |
| Clubs | 4-7 |
| musical theatrical theaters and musical comedy theaters | 5-7 |
| of Opera and Ballet Theaters | 6-8 |
| Auditorium | 4-5 |
Note. Depending on the room-planning decision of the hall, these values are allowed to increase or decrease by 20%, and when applying the appropriate engineering solutions to a greater extent.
2.26. The area of the general reading room in the mass libraries of the centralized library system should be at least 2.4 m2 per reading room( if the reading room is equipped with single or double tables).
2.27. The area of the premises for the closed storage of library collections and archival documents should be at least 2.5 m2 per 1,000 units of storage.
The storage area of library funds of open storage should be at least 4.5 m2 per 1,000 units of storage.
2.28. The total area of the library of educational institutions should be taken for one student( student), not less, m2:
| in schools and boarding schools | 0.3 |
| in vocational schools | 0,6 |
| in secondary specialized educational institutions | 0,8 |
| in higher education institutions: | |
| technical profile | 1,1 |
| humanitarian and medicalthe profile of | 1,3 |
| is empty | 2.3 |
2.29 *. The area of the dining hall( without hand-out) should be accepted for one seat in the hall, not less than, m2:
| in the restaurants | 1.8 |
| in public catering and | 1,6 |
| canteens in cafes, snack bars and beer bars | 1, 4 |
| in cafes, fast-food and non-alcoholic bars, in tourist huts and shelters | 1,2 |
| in children's summer camps and recreational camps for high school students | 1.0 |
| in sanatoriums for children's health camps | 1,4 |
| in schools and boarding schools: | |
| up to 80 seats in the hall | 0,75 |
| St.80 seats in | hall 0,7 |
| in vocational schools | 0,8 |
| in secondary specialized educational institutions | 1,3 |
| in sanatoriums, sanatoriums, dispensaries, rest homes, recreation centers, youth camps, tourist bases: | |
| for self-service( including dispense line) | 1.8 |
| when serviced by waiters | 1.4 |
Note .The area of halls in specialized public catering establishments should be accepted for design assignments.
2.30. Rooms of latrines in public buildings and structures( except for outdoor sports facilities) should be located at a distance not exceeding 75 m from the most distant place of permanent residence of people.
On the open planar structures, ski and rowing bases, the distance from training places or tribunes for spectators to latrines should not exceed 200 m.
2.31. Premises or personal hygiene booths of women should be provided for a number of women more than 14 for one hygienic shower for every 100 women working in a public building( in the most numerous shifts);in boarding schools at schools, dormitories or sleeping blocks of boarding schools for every 70 girls.
Paragraph 2.32 is deleted.
| Estimated air temperature | Estimated air temperature | The air exchange rate in 1 h | |||||
| in IA, IB, IH climatic subareas | in II, III climatic regions and IB, ID of climatic subareas | in IV climatic region | in IA, IB, IH climatic subareas | in all climatic regions, except for IA, IB, IG subareas | |||
| inflow | exhaust | inflow | exhaust | ||||
| Group, dressing the 2nd group of early age and the 1st junior group | 23 | 22 | 21 | 2,5 | 1,5 | - | 1,5 |
| Group, dressing: | |||||||
| of the 2nd junior group | 22 | 21 | 20 | 2,5 | 1,5 | - | 1,5 |
| of the middle and senior groups | 21 | 20 | 19 | 2,5 | 1.5 | - | 1,5 |
| Bedroom: | |||||||
| of nursery groups | 22 | 21 | 20 | 2, 5 | 1,5 | - | 1,5 |
| preschool groups | 20 | 19 | 18 | 2,5 | 1,5 | - | 1,5 |
| Toilet: | |||||||
| nursery groups | 23 | 22 | 21 | - | 1,5 | - | 1,5 |
| preschool groups | 21 | 20 | 19 | - | 1,5 | - | 1,5 |
| Pantry | 16 | 16 | 16 | - | 1,5 | - | 1,5 |
| Halls for musical and gymnastic classes | 20 | 19 | 18 | 2,5 | 1,5 | - | 1,5 |
| Walking verandas | 12 | - | - | According to calculation, but not less than 20 m3 / h for 1 child | - | - | |
| Swimming pool area for trainingchildren swimming | 30 | 30 | 30 | By calculation, but not less than 50 m3 / h for 1 child |
3. ENGINEERING EQUIPMENT
HEATING, VENTILATION AND AIR CONDITIONING
3.1. Heating, ventilation, air conditioning and emergency smoke-free ventilation of public buildings should be designed in accordance with SNiP 2.04.05-91 * and the requirements of this section.
3.2. Automated individual heat points( ITPs) should be designed for buildings with a calculated heat consumption for a heating period of 1000 GJ or more with the possibility of regulating in them heat release for heating by separate technological zones and facades, characterized by the same external influence( sun, wind) and internal(heat release) factors.
3.3. ITPs built into the buildings they serve should be placed in separate rooms with a separate entrance or combined with the premises of ventilation and air conditioning units.
The height of the rooms to the bottom of the protruding structures should be at least 2.2 m.
3.4 *. Separate branches of water heating systems should be provided for the following rooms:
of the conference hall or dining hall in the dining rooms with the production facilities at them( for conference rooms with up to 400 seats and dining halls - up to 160, when placed in the total building volumeseparate branches are allowed not to provide);the auditorium( including the stage);scene( universal variety);lobby, lobby, lobby;a dance hall;Small halls in the buildings of theaters, clubs, including the stage;
libraries with a fund of 200 thousand units of storage and more( for reading rooms, lecture halls and storages);
retailers( for unloading facilities and trade halls of 400 m2 and more);
residential buildings as part of public buildings.
Paragraph 3.5 is deleted.
3.6. The scheme of distribution in public buildings should be taken on the basis of calculation of various air distribution methods.
3.7. In premises of public buildings, it is necessary to use air distributors that change the aerodynamic and thermal characteristics of the supply jets, as well as the radius of the serviced zone when the quantity and temperature of the supply air change. The maximum speed of air flow is determined by acoustic calculation and calculation of air distribution.
3.8. In premises with a constant stay of children of preschool age, heating devices having sharp edges should be protected with removable wooden grilles, which allow regular cleaning of the device.
When installing radiators in the window space of group premises of pre-school establishments, the distance from the bottom of the device to the floor level is allowed to be 50 mm.
3.9. Heated floors should be provided on the first floor of the group of all types of preschool institutions, as well as in sleeping and dressing rooms in institutions for children with musculoskeletal disorders. The average temperature on the floor surface should be kept within 23 ° C.
3.10. The removal of air from the premises of the bedrooms of preschool institutions that have a through or corner ventilation is allowed to be provided through the group premises.
Extract air ducts coming from the food units must not pass through group or sleeping rooms.
3.11. The calculated air temperature and the frequency of air exchange in preschool institutions should be taken from Table.19.
Table 19
Table 20
| Estimated air temperature, ° C | Air exchange rate in 1 h | ||||
| IA, IB, IG climatic subareas | II and III climatic regions and IB, I climatic subareas | IV climatic region | inflow | extract | |
| Classrooms, study rooms,laboratory | 21 | 18 | 17 | 16 m3 / h for 1 person. | |
| Training workshops | 17 | 15 | 15 | 20 m3 / h for 1 person. | |
| Assembly hall - lecture room, class of singing and music - club room | 20 | 18 | 18 | 20 m3 / h for 1 person. | |
| Circles | 21 | 18 | 17 | - | 1,5 |
| Bedrooms of boarding schools and boarding schools for schools | 18 | ? 16 | 16 | - | 1,5 |
3.12. In general schools, boarding schools and boarding schools in schools, the air temperature maintained during working hours in the air heating system should not exceed 40 ° C.
3.13. Removal of air from the classrooms of general education schools should be provided through recreational facilities and sanitary units, as well as through exfoliation through external glazing, taking into account the requirements of SNiP 2.04.05-91 *.
In the design of forced ventilation with mechanical motivation or decentralized inflow in the classrooms, natural exhaust ventilation should be provided at a rate of one exchange per hour.
With air heating, the exhaust ducts from the training rooms should not be designed.
3.14. When designing air heating in schools, combined with ventilation, automatic control of the systems should be envisaged, including maintaining the design temperature and relative humidity in the premises within the range of 30-60% during working hours in the premises, as well as ensuring that the air temperature is not lower15 ° C.
3.15. Air recirculation in air heating systems of classrooms is allowed only during non-working hours.
3.16. Air exchange in school canteens should be counted on the absorption of the heat surplus allocated by the kitchen's technological equipment. The supply of fresh air to the production premises of the kitchen should be provided through the dining hall.
The supply air volume must be at least 20 m3 / h for one seat in the dining room.
3.17. In schools with the number of students up to 200, a ventilation device is allowed without an organized mechanical inflow.
Calculated air temperature and the frequency of air exchange in the buildings of schools and boarding schools should be taken from Table.20.
In the auditoriums and auditoriums for 150 places or more buildings of higher educational establishments located in the III and IV climatic regions, if there are feasibility studies, the optimal parameters of the air environment should be adopted, and in the remaining climatic regions, the permissible parameters provided for in SNiP2.04.05-91 *.
3.18. Calculated air temperature and air exchange in vocational schools should be taken from Table.20, secondary special and higher educational institutions should be taken according to Table.21.
Table 21
| Premises? | Estimated air temperature, ° C | Air exchange rate in 1 hour | |
| ? Inflow | extract | ||
| Auditoriums, classrooms, laboratories without emission of harmful substances( odors), halls for course and diploma design, reading rooms - up to 30 places,service rooms | 18 | Through transoms with mechanical opening | |
| Audiences, laboratories without emission of harmful substances( odors), reading rooms, halls for course and diploma design - more than 30 seats, conference halls, assembly halls | 18 | 20 m3 per 1 place | |
| Laboratories and other rooms with harmful and radioactive substances detergent in laboratories with fume hoods | 18 | According to design, in accordance with process specifications | |
| Laboratories with instruments of increased accuracy | 20 | Also | |
| Washing laboratory dishes without fume hoods | 18 | 4 | 6 |
3.21. In cultural and entertaining establishments it is allowed not to envisage the installation of heating devices in the auditoriums of cinemas, clubs with a total capacity of over.375 people.and theaters, if the calculated air temperature in them during the interruptions between measures does not decrease by more than 8 ° C at the calculated outside air temperature corresponding to the average temperature of the coldest five-day period( parameters B).In this case, the heating of the
air should be carried out by a system of forced ventilation or air conditioning before the start of the events in the hall.
3.22. As heaters for stage heating in theaters and clubs, as a rule, radiators should be used. In this case, the heating devices should be placed no higher than 0.5 m above the level of the stage tablet on the back wall of the stage or the arsenic scene.
The systems of supply and exhaust ventilation should be provided for separate rooms for the premises of the visual and club complexes, the premises for servicing the stage( stage), as well as the administrative and business premises.
In cinemas with continuous film screening, in public clubs and clubs with a total capacity of up to 375 people. This separation of systems is not allowed.
3.24. In the auditorium of a club or theater with a deep grate stage, the amount of air removed must be 90% of the supply air( including recirculation) to ensure 10% of the backwater in the hall;It is necessary to remove no more than 17% of the total volume of air removed from the hall through the stage.
3.25. In the auditoriums of cinemas, clubs and theaters in the areas where spectators are to be accommodated, air parameters should be provided by the ventilation or air conditioning system in accordance with the requirements of Table.22.
Table 22
| Rooms | Estimated air temperature, ° C | Air exchange rate in 1 h | Additional information | |
| inflow | exhaust | |||
| Auditorium with capacity 800 seats or more with a stage with a capacity of up to 600 seats or more with a stage: | ||||
| in cinemas * in clubs andtheaters | 16 20 | According to the calculation, but not less than 20 m3 / h outdoor air for 1 spectator | In the cold period of the year: for designing heating of cinemas * - 14 ° C, clubs and theaters - 16 ° C;for the design of ventilation, the design air temperature is 16 ° C( for clubs and theaters - 20 ° C);Relative humidity - 40-45% at the design outside temperature by parameters B. | |
| Auditorium with a capacity of up to 800 seats with a stage, capacity up to 600 seats with a stage: | In the warm season: not above 25 ° С( for cinemas * - notabove 26 ° С), relative humidity - 50-55% at the design temperature of outside air according to parameters B In the cold period of the year: for designing heating of cinemas - 14 ° С, clubs and theaters - 16 ° С; | |||
| in cinemas * | 16 | Same | ||
| in clubs and theaters | 20 | |||
| for ventilation design, the design air temperature is 16 ° C( for clubs and theaters - 20 ° C).In the warm period of the year: no more than 3 ° C above the outside air temperature in terms of parameters A( for IV climatic region for rooms with a capacity of 200 seats or more, similar to the auditorium with 600 seats or more) | ||||
| Scene, rejerge, pocket | 22 | - | - | - |
| ____________ * In cases where cinemas do not provide a wardrobe for spectators. |
Paragraph 3.26 is deleted.
3.27. In the repositories of rare books and manuscripts, as well as in library stores with a stock of 1 million items or more, and in the archives of Group I archives, air conditioning should be provided.
3.28. In reading, lecture halls and rooms of scientific libraries storages with a fund of 200 thousand units of storage and more, it is allowed to use air heating combined with air-supply ventilation or with air-conditioning system.
3.29. In premises of storages, archives with a capacity of more than 0.3 million units of storage, it is usually necessary to use air heating, combined with fresh air ventilation or with air conditioning. Provide water heating in the rest of the buildings of the archives.
3.30. For premises of storage facilities, reading rooms and lecture rooms in library buildings with a fund of 200 thousand items of storage or more, separate intake ventilation systems should be provided.
3.31. In mass libraries with a fund of up to 50 thousand units of storage, when placing a zone of reading places together with a zone of book collections and servicing readers in the same room and in archives with a capacity of up to 0.3 million units of storage, a natural ventilation device can be used for a single exchange.
3.32. The repositories, lecture rooms and reading rooms of libraries with a fund of 200 thousand items of storage or more, as well as in archives storages should provide for air recirculation. The volume of outside air must be determined by calculation. In the storage rooms it should not exceed 10% of the total volume of supplied air. In the reading and lecture halls, the volume of outdoor air must be at least 20 m3 / person.
3.33. For lecture halls, reading rooms and library stores, an exhaust ventilation device with a natural impulse is allowed.
3.34. For library storehouses, dust from outside and recirculated air must be cleaned up to the maximum permissible concentration of it in the room as determined by the process specification. The volume of the exhaust air should be determined from the calculation of a six-fold exchange per hour on a large storage facility.
The calculated air temperature and the air exchange rate in libraries and archives should be taken from Table.23. Relative air humidity in the buildings of libraries and archives should be 55%.
Table 23
| Rooms | Estimated air temperature, ° C | Air exchange rate in 1 hour | |
| inflow | extract | ||
| Readout areas | 18 | According to design, but not less than 20 m3 / h outside air for 1 person. | |
| Storage of accounting documents, storage of service catalogs | 18 | 1 | 1 |
| Laboratory of reproduction and multiplying | 18 | 2 | 3 |
| Storage of libraries and archives of photo documents and microfilm | 18 | Calculation of | |
| Rooms of responsible fund-holders | 18 | 2 | 1,5 |
| Notes: 1. In the libraries storage with a fund volume of 1 million,units of storage and more and in the archives of group I the temperature of air of 18 ° C should be maintained year-round.2. In the library stores with a fund volume of less than 1 million units of storage and in the archives of groups II and III in the warm period of the year, the internal temperature should be no higher than the calculated temperature( parameters A) by no more than 3 ° C. |
3.35. In shops with a sales area of up to 250 m2, it is allowed to design ventilation with a natural motivation.
3.36. In the shops of the shopping area of St.250 m2 the volume of the hood must be fully compensated.
The calculated air temperature and the air exchange rate in stores should be taken from Table.24.
Table 24
| Room | Calculated air temperature, ° C | Air exchange rate in 1 h | |
| inflow | exhaust | ||
| Trade halls of stores with the area of: | |||
| 250 m2 or less: | |||
| food | 12 | - | 1 |
| universal and non-food | 15 | - | 1 |
| 250 m2and more: | |||
| food | 12 | According to the calculation of | |
| universal and non-food | 15 | Same |
3.37. In sports and sports facilities, the air mobility in the areas of occupants should not exceed, m / s:
0,2 - in the halls of swimming pools( including swimming and training for those who can not swim);
0.3 - in sports halls for wrestling, table tennis, indoor skating rinks and halls of rowing pools;
0,5 - in other sports halls, halls for preparatory classes in swimming pools and rooms for physical culture and health classes.
3.38. Relative air humidity should be taken,%:
30-60-in sports halls without seats for spectators, rooms for physical culture and health classes and halls for preparatory classes in swimming pools;
50-60 - in the halls of swimming pools( including rowing).
The lower limits of relative humidity are given for the cold period of the year at the temperatures indicated in Table.25.
At thermotechnical calculation of enclosing constructions of halls of baths of pools, relative humidity should be taken at 67% and temperature 27 ° С.
When applying glued-tree structures in the area of their location, a relative humidity of at least 45% must be maintained around the clock and year-round, and the temperature should not exceed 35 ° C.
3.39 *. Calculation of air exchange in the universal halls of covered ice rinks with artificial ice with places for spectators should be performed for the following operational modes in operation:
ice and seats for spectators;
seats for spectators without the use of ice;
ice without using seats for spectators.
In sports halls without artificial ice and in the halls of swimming pools with seats for spectators, the calculation of air exchange should be carried out for two modes - with and without spectators.
For covered skating rinks, it is allowed to provide an air heating system that serves the floor to protect the floors from condensation.
3.40. In rooms with wet and wet modes, the installation of niches in external walls to house heating appliances is not allowed. The system of exhaust ventilation from sanitary units and smoking rooms may be combined with a system of exhaust ventilation from showers.
The removal of air from the halls, with the exception of the halls of the pool baths, should generally be provided with natural draft systems.
3.41. In small settlements, residential areas and in rural areas, sports halls without seats for spectators with their number not exceeding 100 are allowed to be designed with natural supply and exhaust ventilation with a single air exchange per hour.
3.42. In air heating systems for sports halls combined with ventilation and air conditioning, air recirculation is permitted.
The calculated air temperature and the air exchange rate should be taken from Table.25.
Table 25
| Rooms | Estimated air temperature, ° C | Air volume multiplicity 1 h |
| inflow | exhaust | |
| Sports halls for more than 800 spectators, indoor ice rinks for spectators | 18 - in the cold season with relative humidity 30-45% and design ambient temperatureair in parameters B;not higher than 26( not more than 25 rinks) - during the warm period of the year at a relative humidity of not more than 60%( on skating rinks not more than 55%) and the calculated outside temperature by parameters B | According to design, but not less than 80 m3 /air for 1 engaged and at least 20 m3 / h for 1 spectator |
| Sports halls for 800 or less spectators( with seats) | 18 - during the cold season. Not more than 3 ° C above the design outside temperature by parameters A. In the warm period of the year( for IV climatic region - according to p. 1 of this table) | Same |
| Pool halls( including for swimming and training for the ineptfloat) with or without seats for spectators | 1-2 times higher than the water temperature in the bath | » |
| Sports halls for spectators( without seats) | 15 | By calculation, but not less than 80 m3 / h for 1 engaged |
| Halls for preparatory classes inswimming pools, choreographic classes, roomeniya for sports and recreational activities | 18 | same |
3.43. Heating systems should provide for buildings and recreation facilities and tourism year-round operation, as well as the following premises of summer operation buildings:
insulators and medical stations in all climatic regions, except IV;
premises of children's health camps.
In the living rooms and dining rooms of summer holiday homes, tourist centers and boarding houses designed for I and II climatic regions, it is allowed to provide heating in accordance with the design task.
3.44. Exhaust ventilation from the bedrooms of sanatoriums and rest establishments should be provided, as a rule, with a natural motivation.
Note. In the living rooms of recreational facilities designed for the IV climatic region, it is allowed to provide for exhaust ventilation with mechanical motivation.
3.45. The removal of air from living rooms and rooms with sanitary units should be provided through the sanitary units.
3.46. In the hotels of the highest( "A", "B") categories located in any climatic region, air conditioning should be provided in the dining rooms and in the production premises of public catering establishments with significant heat dissipation, as well as supply and exhaust ventilation in the remaining service premises.
3.47. Calculated air temperatures in medical facilities should be taken in accordance with Table.26, and the design parameters of the internal air-conditioned rooms for IV climatic region according to Table.27.
3.48. Ventilation in hospital buildings should prevent overflow of air masses from dirty "G" zones( rooms) into clean "H".The category of offices( rooms) in the respective zones is indicated in Table.26.
| Room | Estimated air temperature, ° C | Air exchange rate in 1 hour | Clean room category | Cooling ratio for natural air exchange | |
| Supply | Extraction | ||||
| Adult patients' rooms, facilities for mothers of children's rooms of hypotherapy room | 20 | 80 m3 / h on1 bunk 100% | H | 2 | |
| Chambers for tuberculosis patients | 20 | 80 m3 / h per 1 bunk | G | 2 | |
| ( adults, children) | 80% | 100% | |||
| Chambers for hypothyroid patients | 24 | 80 m3 / h per 1 bunk 100% | H | 2 | |
| Chambers for patients with thyrotoxicosis | 15 | Same | H | 2 | |
| Postoperative chambers, intensive care rooms, intensive care rooms, generic, boxes, operating rooms, operating dialysis, anesthesia, ward for 1-2 beds for burn patients, altitude chamber | 22 | , but not less than tenfold exchange * | OD | Not allowed | |
| 100% | ( 80% aseptic( 20% through anesthesia, sterilization, etc.) | ||||
| 80% | 100% -septic | ||||
| Postpartum chambers | 22 | 100% 1 | 100% | H | Same |
| Chambers for 2-4 beds for burn patients, chambers for children | 22 | 100% | 100% | H | » |
| Chambers for premature, infants, infants and injured children | 25 | By calculation, at least | Not allowed | ||
| 100% 1 | 80% -Aseptic | ||||
| 100% 1 | 100% - septic | ||||
| Boxes, semi-boxes, filter boxes, pre-boxes | 22 | 2.5( feed from the corridor) 100% | 2.5 | G | 2.5 |
| Wardsection of infectious disease | 20 | 80 m3 / h | 80 m3 / h | G | - |
| filtering, receiving and inspection boxes, examination, dressing, manipulation, preoperative, procedural, breast decantation rooms, rooms for feeding children under the age of one year, facilities for inoculations | 22 | 2 | 2 | H | 2 |
| Sterilization in operating rooms | 18 | - | 3 - septic compartment | G | 2 |
| 3 - aseptic compartment | H | 2 | |||
| ____________ * Provide sterile air supply. |
3.49. Air conditioning is mandatory in the operating rooms, anesthesia, prenatal, delivery rooms, postoperative wards, intensive care rooms, intensive care rooms, single and double-chamber wards for patients with burns, in wards for infants, newborns, premature, injured children,and also in the sterile vivarium zone for animals free from pathogenic flora( SPF).
Table 26
Table 26
Table
In small operating hospitals and polyclinics, as well as in chambers that are fully equipped with cuvettes, air conditioning should not be envisaged.
3.50. In the ward chambers of hospitals, designed for construction in rural areas, air humidification in the air-handling units is not allowed.
WATER SUPPLY AND SEWAGE
3.51 *. In public buildings, household, drinking, fire and hot water supply, sewerage and watercourses should be provided, which must be designed in accordance with SNiP 2.04.01-85 * and mandatory application 7 *.
In non-sewage areas, it is allowed to equip the following buildings and structures with backlit closets or scraps:
preschool institutions with a capacity of up to 50 places incl.with the organization of drains;
schools, boarding schools in schools. In the IV construction and climatic region, as well as in rural areas, it is allowed to use separately standing lavatory cesspools;
summer children's recreation camps with a capacity of up to 240 places;
cinemas and clubs with a capacity of up to 500 seats, constructed in the I and II construction and climatic regions. In III and IV construction and climatic regions, one can use stand-alone latrines of a cesspool type;
public catering enterprises for 25 or less seats;
shooting galleries of shooting ranges included in the shooting range;
freestanding open shooting galleries;
open planar structures, including those with up to 300 seats for spectators;
starts the sporting ski slopes and the starting platforms of springboards.
For rowing bases of seasonal action may be provided storage tanks sewage, periodically emptied sewage machines.
The installation of grease trap on production effluent discharges should be provided for the following catering establishments:
working on semi-finished products - if the number of seats in the halls is 500 or more;
working on raw materials - with the number of seats in the halls of 200 or more;
food units serving general education schools for 5 or more class parallels, not equipped with centralized hot water supply.
Food boxes of children's pre-school establishments are not equipped with grease traps.
ELECTRICAL DEVICES
3.52 *. In public buildings, it is necessary to provide electrical equipment, electric lighting, city telephone, wire broadcasting and television. With a feasibility study, and in accordance with the specific requirements of departmental building codes and design assignments, building complexes, individual buildings or premises are equipped with local( internal) telephone systems, local wire broadcasting and television installations, sound systems, amplification and simultaneous interpretation of speech, time alarm systems, fire and burglar alarm systems, fire alarm systems, gas alarms, smoke and flooding, systems of automation and dispatching of engineering equipment of buildings and other types of devices, as well as a complex electroweak network.
The list of public buildings and premises for which automatic fire alarms should be provided or automatic fire extinguishing systems should be installed in accordance with NPB 110-99.
3.53 *. Electrotechnical devices of public buildings should be designed in accordance with the Rules for the installation of electrical installations( PUE) and other applicable rules and regulations approved in accordance with the established procedure.
3.54. Lightning protection of public buildings must be carried out taking into account the availability of television antennas and pipes of the telephone network or wireline network in accordance with the Regulations of the RD 34.21.122-87.
GAS SUPPLY
3.55 *. Gas supply systems for public buildings should be designed in accordance with SNiP 42-01-2002 and Safety Rules for Gas Facilities.
Installation of gas equipment in the kitchens of children's day nurseries-gardens, buffets and cafes of theaters and cinemas is not allowed.
In medical and outpatient facilities it is allowed to provide for centralized gas supply only in the premises of the cooking service, central procurement laboratories and dental clinics located in separate buildings.
Section 4 is deleted.
ANNEX 1 *
Mandatory
LIST OF MAIN BUILDING GROUPS AND PUBLIC PURPOSES
1. Educational and educational buildings and premises
1.1.Educational and training institutions.
1.1.1 Pre-school educational institutions.
1.1.2.General educational institutions( schools, gymnasiums, lyceums, colleges, etc.).
1.1.3.Institutions of professional education( primary, secondary, higher and postgraduate).
1.2.Out-of-school institutions( schoolchildren and youth).
1.3.Specialized institutions( flying clubs, driving schools, defense schools, etc.)
2. Public health and social services buildings and facilities
2.1.Health facilities.
2.1.1.Medical institutions with a hospital, medical centers, etc.
2.1.2.Out-patient and out-patient clinics and health-improving institutions.
2.1.3.Pharmacies, dairy kitchens, blood transfusion stations, etc.
2.1.4.Medico-rehabilitation and correctional institutions, including for children.
2.2.Institutions of social services for the population.
2.2.1.Institutions without a hospital.
2.2.2.Institutions with a hospital, including guardianships for children.
3. Buildings and service areas of the population
3.1.Enterprises of retail and small wholesale trade.
3.2.Catering enterprises.
3.3.Non-productive enterprises of public and public services of the population.
3.3.1.Enterprises of consumer services.
3.3.2.Public utility institutions intended for direct service to the public.
3.3.3.Institutions of civil ceremonies.
3.4.Institutions and communication enterprises intended for direct servicing of the population.
3.5. Transport facilities intended for direct service to the public.
3.5.1.Stations of all types of transport.
3.5.2.Service facilities for passengers( including tourists).
3.6.Buildings, buildings and premises for sanitation and household purposes.
3.7.Veterinary institutions.
4. Constructions, buildings and premises for cultural and recreational activities of the population and religious rites
4.1.Physical culture, sports and physical culture and leisure facilities.
4.2.Cultural and educational institutions and religious organizations.
4.2.1.Libraries and reading rooms.
4.2.2.Museums and exhibitions.
4.2.3.Religious organizations and institutions for the population.
4.3.Spectacular and leisure-entertainment establishments.
Entertainment institutions.
Club and leisure-entertainment establishments.
Dolphinariums, water parks, amusement complexes, etc.
5. Buildings and rooms for temporary stay
5.1.Hotels, motels, etc.
5.2.Sanatoria, boarding houses, holiday homes, tourist institutions, year-round camps for children and youth, etc.
5.3.Dormitories of educational institutions and sleeping buildings of boarding schools.
Notes:
The provisions of this SNIP apply to the design of both the institutions and premises mentioned in annex 1 * and the newly created premises within these functional and typological groups.
The listed groups of premises for various purposes can be assembled into multifunctional buildings and complexes or be part of residential, administrative, industrial and other buildings.
APPENDIX 2 *
Mandatory
DEFINITION OF TERMS USED IN THIS DOCUMENT
Elevator Hall is a room in front of the entrance to the elevator.
Loggia * - closed and fenced in three-sided space, open to the outside, with a depth limited by the requirements of natural illumination of the inner room adjacent to the loggia.
Dormer * - a window installed in the inclined roof plane.
Compartment basement or basement floor - the space limited by fire barriers( walls, partitions, overlapping).Within the compartment, rooms can be separated by partitions with a fire resistance limit according to Table.1 SNiP 2.01.02-85 *.
Tambour is a space between the doors that serves to protect against the penetration of cold air, smoke and odors when entering a building, staircase or other premises.
The tribune is a building with rising rows of seats for spectators.
Loft is the space between the roof structure( exterior walls) and the ceiling of the upper floor.
Floor attic ( attic) - a floor in the attic space, the facade of which is completely or partially formed by the surface( surfaces) of the inclined or broken roof, the intersection line of the roof and the facade should be no more than 1.5 m from the floor level of the mansardfloor.
Floor above ground - floor at a mark of a floor of premises not below a ground planing mark.
Basement floor - floor with floor markings below the ground planning mark for more than half the height of the premises.
Floor technical - a floor for accommodation of the engineering equipment and a lining of communications. It can be located in the lower( technical underground), the upper( technical attic) or in the middle part of the building.
Floor ground - floor at a mark of a floor of premises below a planing mark of the earth on height no more than half of height of premises.
ANNEX 3 *
Mandatory
RULES OF COUNTING OF COMMON, USEFUL AND CLEARING AREAS, BUILDING VOLUME, AREA OF BUILDINGS AND STOREYS OF BUILDINGS
1 *. The total area of a public building is defined as the sum of the areas of all floors( including technical, attic, basement and basement).
The floor area of buildings should be measured within the internal surfaces of the exterior walls. The area of mezzanines, crossings to other buildings, glazed verandas, galleries and balconies of visual and other halls should be included in the total area of the building. The area of multi-luminous rooms should be included in the total area of the building within only one floor. The area of the attic floor is measured within the inner surfaces of the outer walls and attic walls adjacent to the attic axils.
With inclined outer walls, the floor area is measured at the floor level.
2. The useful area of a public building is defined as the sum of the areas of all premises placed in it, as well as balconies and mezzanines in halls, foyers, etc., with the exception of staircases, lift shafts, internal open ladders and ramps.
3 *. The estimated area of public buildings is defined as the sum of the areas of all premises placed in it, except for corridors, tambours, transitions, staircases, lift shafts, internal open ladders, and premises intended for the placement of engineering equipment and utilities.
The area of the corridors used as recreational facilities in the buildings of educational institutions, and in the buildings of hospitals, sanatoriums, rest homes, cinemas, clubs and other establishments intended for rest or waiting for serviced, is included in the calculated area.
Areas of radio nodes, commutation rooms, utility rooms with stage and scenes, cinema equipment, niches with a width of at least 1 and a height of 1.8 m and more( excluding engineering niches), and built-in cabinets( with the exception of built-in cabinets for engineering purposes) are included inthe estimated area of the building.
4 *. Squares of the underground for ventilation of the building, designed for construction on a number of undrimmed soils;attic;(technical attic) at a height from the floor to the bottom of the protruding structures of less than 1.8 m, as well as loggias, tambours, outer balconies, porticoes, fenders, outdoor open staircases in the total, useful and estimated area of buildings are not included.
5 *. The area of the buildings should be determined by their dimensions, measured between the finished walls and partitions at the floor level( without skirting).The area of the attic floor is taken into account with a decreasing coefficient of 0,7 in the section within the height of the sloping ceiling( wall) with the
slope of 30 ° - to 1.5 m, at 45 ° - to 1.1 m, at 60 ° and more - to0.5 m.
6. The building volume of the building is defined as the sum of the construction volume above the mark ± 0.00( aboveground part) and below this mark( underground part)
The building volume of the aboveground and underground parts of the building is defined within the confining surfaces with the enclosing structures, light lanterns, domes, etc.,starting with the marking of the clean floor of each part of the building, without taking into account the protruding architectural details and structural elements, underground channels, porticoes, terraces, balconies, the volume of driveways and space under the building on the supports( clean), as well as ventilated sub-areas under the buildings designed forconstruction on permafrost soils.
7. The building development area is defined as the horizontal sectional area of the external building envelope at the base level, including the projecting parts. The area under the building located on poles, as well as the driveways under the building are included in the building area
8 *. When determining the number of storeys of a building, the number of floors includes all the above-ground floors, including the technical floor, the attic floor, and the basement floor, if the top of its floor is above the average planning land mark by at least 2 m.
Underground for ventilation under buildings,projected for construction on permafrost soils, regardless of its height, is not included in the number of above-ground floors.
With different number of floors in different parts of the building, as well as when the building is located on a slope, when the number of floors increases due to the slope, the number of floors is determined separately for each part of the building.
The technical floor above the top floor is not taken into account when determining the number of storeys.
9 *. The trading area of the store is defined as the sum of the areas of trading halls, reception and issuing offices, cafeteria hall, areas for additional services to customers.
ANNEX 4 *
Mandatory
LIST OF
PUBLIC BUILDINGS IN WHICH
IS ALLOWED IN THE BASEMENT AND GROUND FLOORINGS
Basement floors
1. Boiler, pumping water and sewage;air conditioning and ventilation chambers;control units and other premises for installation and management of engineering and technical equipment of buildings;engine room of elevators.
2. Entrance hall when leaving the room through the first floor;dressing rooms, latrines, washrooms, showers;smoking, dressing rooms, personal hygiene cabinets for women.
3. Storage rooms and warehouses( except for rooms for storage of flammable and combustible liquids).
4. Premises of grocery stores;shops of non-food products with a sales area of up to 400 m2( excluding shops and departments for the sale of flammable liquids of flammable liquids), glass receptacles, container storage, cleaning tools
5. Public catering establishments.
6. Sanitary gates, disinfection, labor and safety cabinets, linens, storage rooms for patients, temporary storage of corpses;unloading, unpacking, storage and washing rooms for marquee bogies, gypsum, storage of radioactive substances, premises for storing radioactive waste and laundry contaminated with radioactive substances, sterilization vessels and glue;premises for disinfection of beds and sterilization of equipment;premises for storage, regeneration and heating of therapeutic mud;premises for washing and drying sheets, canvases and tarpaulins;compressor.
7. Rooms for ironing and cleaning clothes, rooms for drying clothes and shoes;laundry.
8. Laboratories and auditorium for the study of special items with special equipment.
9 *.Workshops authorized by the sanitary and fire services.
10. Integrated reception centers for consumer services, visitor rooms, demonstration halls, film halls, photographic studio with laboratories;premises of rental offices;halls of family celebrations.
11. Radio nodes;kinophotolaboratory;premises for closed-circuit television systems.
12. Shooting ranges for bullet shooting, gyms and training and recreational facilities( without tribunes for spectators), ski storage facilities, billiard rooms, table tennis rooms, bowling alleys.
13. Book storages, archives, medical archives
14. Cinemas and their halls with up to 300 seats, exhibition halls, adult study rooms, foyer
15. Halls of slot machines, rooms for board games, rehearsal rooms( with the number of
one-time visitors in each compartment are not more than 100 people).It should be provided for the finishing of walls and ceilings of non-combustible materials.
16 *. Holds of stage, stage and arena, orchestra pit, rooms of the director of the orchestra and orchestra.
17. Disco for up to 50 pairs of dancers.
18. Premises for the collection and packaging of waste paper.
19. Luggage storage;rooms for unloading and sorting luggage.
20 *. Parking places for cars.
Ground floor
1. All rooms, accommodation is allowed in the cellars.
2. Office of Passes, reference, registries, savings and other cash desks;transport agencies;patient discharge rooms;central linen.
3. Office and office premises.
4. Pools, indoor skating rinks with artificial ice without a platform for spectators.
5. Copying and duplicating facilities.
6. Registration Rooms.
7. Dry heat baths.
8 *. Laboratories for the preparation of radon and hydrosulphuric waters in hydropathic institutions.
Notes: 1. In the basement floor, the floor of which is located not more than 0.5 m below the planning mark of the sidewalk or blind area, it is allowed to place all rooms, except for the premises for children staying in preschool institutions, school buildings, boarding schoolsand vocational schools, ward offices, electrolight treatment cabinets, generic, operating rooms, X-ray rooms, procedural and doctor's offices, living quarters.
2 *.When placing public buildings in the basement or basement floors( except for preschool institutions, schools and boarding schools and medical institutions with a hospital), car parks should be guided by SNiP 21-02-99.
APPENDIX 5
Mandatory
REQUIREMENTS TO FIRE-FIGHTING CIRCUIT AND SMOKED HYDRAULIC SYSTEM REQUIREMENTS
1. The fire curtain blade must cover the opening of the building portal from the sides by 0.4 m and from the top by 0.2 m and be gas-tight.
When calculating the frame of the fire curtain and fire doors( curtains) of the decoration stores, the horizontal pressure from the side of the auditorium is taken into account, taken at 10 Pa for each meter of the scene height from the tablet to the roof ridge with an overload factor of 1.2.The deflection of the metal elements of the frame must not exceed 1/200 of the calculated span.
The movement of the opposite curtain must be from the action of its own forces of gravity with a speed of at least 0.2 m / s. Remote control of the movement of the curtain should be carried out from three places: from the fire station, from the stage table and from the winch room for the fire curtain. The curtain must have an audible and light alarm signaling its rise and descent.
2. The open area of the hatch is determined by calculation or is equal to 2.5% of the grate stage surface for every 10 m of height from the floor of the hold to the cover of the stage.
The opening of the manhole valves must take place under the influence of their own weight when releasing them from the holding devices, taking into account the forces of edge freezing around the perimeter of the valve, taken 0.3 kN / m.
The winch serving the manhole valves must have remote control from the stage tablet, from the fire station post-dispatch room and the room for this winch.
The superstructure above the smoke flaps should be made of non-flammable materials, and the valves should be made of flame-resistant materials.
When installing smoke flaps in opposite scenes of the stage box, their undampability must be ensured.
APPENDIX 6
Recommended
REQUIREMENTS FOR PARAMETERS OF THE AUDIO AND CINEMA HALL FOR THE
CINEMA DESIGNS It is advisable to designate spaces for spectators in the auditoriums during the film demonstration within the zone shown in the drawing where:
D is the length of the auditorium from its screen to the back of the latterseries;
Г - distance along the axis of the auditorium from the movie screen to the back of the first row;
D = 0.36D.
Dimensions of the screen are shown in the drawing, where:
Ш - working width of the movie screen( curved along the chord);
В - height of the working field of the screen.
The ratios of B and W are:
Bf1 *: Bf = 1: 2,2
Bx: Shsh = 1: 2,35
Vk: Sho = 1: 1,66
Sho = 1: 1,37
The width(W) depending on the length of the auditorium( D) is recommended:
W = 0.6D( 0.54D) 2 *
W = 0.43D( 0.39D)
Wk = 0.34D( 0.3D)
Sho = 0,25D( 0,22D)
The distance from the screen to the back of the first row( D), depending on the width of the screen( W), is recommended to be:
Gf not less than 0,6 BT
Gsh no less than 0.84 Shsh
Go is not less than 1.44 Shaw
The radius of curvature of the theater is adopted at least D.
The parameters of the auditorium when installing the projection equipment are shown in the drawing, where:
P - the projection distance3 * - not less than 0.85D;
φ - deviation angle of the optical axis of the projector from the normal in the center of the screen:
φg - no more than 7о4 *
φв - no more than 8 °
φn - no more than 3 °;
K - distance from the top projection beam to the nearest surfaces of the ceiling - not less than 0.6 m;
L - distance from the lower projection beam to the floor in the visual field - not less than 1.9 m;
T - depth of the screened space5 *: with a wide screen - 0.9 m;with a widescreen screen - 1.5 m;
P - distance from the edge of the screen to the wall: with a flat screen - at least 0.985 m;with a rounded screen - not less than 0.1 N.
When constructing the visibility at the calculated observation point6 * the excess of the line of sight directed at this point above the eye level in front of the seated spectator is recommended to take 0.14 m( in case of reconstruction it is possible to 0.12 m).
The height of the eye level of the seated spectator above the floor level is taken to be 1.2 m.
___________
1 * The indices for parameters Ш, В and Г denote screens: ф - widescreen, ш - wide, к - cached, о -ordinary.
2 * Data in parentheses - for seasonal cinemas, clubs and theaters.
3 * When using domestic cinema projection equipment - not more than 34.5 m.
4 * In clubs and theaters, it is allowed to take no more than 9 °.
5 * For single-channel reproduction of sound or when the loudspeaker is placed on the sides of the screen, it is allowed to be 0.1 - 0.3 m.
6 * In cinemas - the lower edge of the movie screen.
options auditorium and movie screen at kinodemonstratsii
ANNEX 7 *
Required
REQUIREMENTS
to internal fire line BUILDINGS
Cultural and entertainment establishments,
libraries, archives and sports facilities J
1. should be provided in the buildings of cultural and entertainment establishments:
in cinemas and clubs with pop music halls with capacity of auditorium up to 700 seats - fire hydrants;more than 700 places in the presence of fire bars - fire hydrants and deluge installations in accordance with paragraph 9 of this annex;
in clubs with scenes in the sizes, m: 12,5 × 7,5;15 × 7.5;18 × 9 and 21 × 12 with a capacity of the auditorium to 700 seats - fire hydrants and drain-black installations;
in clubs with scenes of dimensions, m: 18 × 9.21 × 12 with a capacity of more than 700 seats, with 18 × 12 and 21 × 15 scenes regardless of capacity, and also in theaters - fire hydrants, deluge and sprinkler installations;
in demonstration complexes of theaters with a capacity of 600 seats or more with scenes of panoramic, tripartite and central type - fire extinguishing installations.
2. In production buildings and reserve warehouses located in a separate building on the building of the theater, or when placing utility rooms in the theater building, internal fire springs and sprinkler installations should be provided in accordance with the requirements of Nos.4 and 11 of this annex.
When placing production premises and reserve depots in a separate building outside the building of the theater, the sprinkler device is provided in accordance with the requirements of clause 11 of this annex, and water consumption by fire-fighting cranes is taken in accordance with the requirements of SNiP 2.04.01-85 *.
3. Internal fire extinguishing water from fire hydrants should be taken in buildings:
of cinemas and clubs with pops with capacity of auditorium up to 300 places incl.- 2 jets of at least 2.5 l / s, more than 300 seats - 2 jets with a flow rate of at least 5 l / s each;
clubs with stages and theaters regardless of capacity - 2 jets of at least 2.5 l / s and 2 jets with a flow rate of at least 5 l / s each.
4. Fire cranes are installed at the entrances to the auditorium and on the stage or platform, at the entrances to the staircases.
In the buildings of the clubs with scenes of dimensions, m: 18 × 12, 21 × 12, 21 × 15, and also in theaters, additional fire docks with a diameter of 65 mm with a 19 mm spurt and a 10 m sleeve length are installed on the stage tablet.
Fire cranes with a diameter of 50 mm with a spray of 16 mm and a sleeve length of 10 m are installed on the grates and working galleries;the same in all other theaters in the length of the sleeve - 20 m.
5. On the stage board with an area of up to 500 m2 set 3, and for a larger area - 4 fire hydrants.
At each working gallery and grate is placed at least two fire hydrants, one on the right and left side of the stage.
Installation of cranes is allowed open without cabinets.
6. Fire cocks should be located so that any point in the premises is irrigated with two jets.
7. The internal network of fire-fighting cranes must be ring-shaped and be connected by two inputs to both the external network and to the distribution manifold of sprinkler and deluge systems. Separating gate valves on the network are established by calculating the disconnection of sections having not more than two branches. At the base of the risers, having more than two fire hydrants, valves or valves are installed.
8. The free pressure of fire hydrants should be such that the resulting compact jet irrigates the highest part of the calculation room. The head of the fire hydrants on the stage tablet should ensure that compact jets of a height exceeding 2 m from the plate to the grate floor are obtained.
9. Draenchers install under the grate stage and under stage, under the lower tier of working galleries and the connecting lower bridges connecting them, in the safe of the rolled decorations and in all openings of the stage, including the portal openings, pockets and arjetseny, as well as parts of the hold,stage equipment and lifting and lowering devices.
The irrigation of the fire curtain should be provided from the side of the stage.
10. Sprinkler plants are equipped with: stage covers and arjetsentsy, all working galleries and transitional bridges, coma bottom, hold( except for the built-in stage equipment), stage pockets, arjerstsena, as well as warehouses, storerooms, workshops, rooms of easel and volumetric scenery, dust extraction chamber.
11. Arrangement of deluge and sprinkler sprinklers is made on the basis of the following conditions:
, the floor area protected by one sprinkler is assumed to be no more than 9 m2 with an average irrigation intensity of at least 0.1 l / s per 1 m2 of floor area;
the water flow for irrigation of the stage openings is 0.5 l / s per 1 m of opening, for irrigation of the
of the scene portal - not less than 0.5 l / s per 1 m of the portal width at its height to 7.5 m and 0.7l / s per 1 m at a height of more than 7.5 m.
The free head in the most remote and high-lying sprinkler should be at least 500 hPa( 5 m water).
In one building, the diameter of the outlets for all sprinklers should be the same.
12. Management of deluge installations should include:
electric or hydraulic from two places on the stage table and from the fire station post for the scene protection sections, backstage and stage openings;
Amendment.
remote electric or hydraulic from the above-mentioned places and automatic from sensors on the control unit of stage sprinklers for the deluge curtain of the stage portal;
remote from the distributor distribution room - for the safe section of the scaffold set.
13. The gratings of the stage grates and the backstage, the lower tier of the working galleries and the connecting bridges connecting them, are united into one or more sections.
Drachenchy over the doorways of the stage and the opening of the stage are united into one section. The cutscenes of the stage portal and the safe of the rolled decorations are divided into two separate sections.
14. Sprinklers mounted on the stage, rear of the stage, in side pockets, in the hold of the stage, should be combined into one section with separate controls. It is allowed to connect fire hydrants at the stage work galleries to the risers of the sprinkler system of the stage.
15. The total estimated water flow is accepted by the larger of two cases of internal fire extinguishing:
of stage sprinklers( covering the stage, all working galleries and transitional bridges), simultaneous operation of two fire hydrants on a stage tablet with a total flow of at least 10 l / sand two cranes in the upper working galleries with a total flow of 5 l / s, as well as the work of the portal section of the scene portal;
of all the drains under the stage and arjetscene grates, the lower tier of working galleries and the connecting bridges connecting them, the simultaneous operation of two fire-fighting cranes on the stage tablet with a total flow of at least 10 liters per second and two cranes at the top working galleries at a flow rate of 5 liters per second,and also the work of the portal section of the scene portal.
16. In cases where the pressure in the external network is insufficient to ensure the design work of fire extinguishing devices, it is necessary to provide for the installation of pumps, the start of which should be designed:
remote from the buttons of fire hydrants - in the absence of sprinkler and deluge devices;
automatic - in the presence of sprinkler and deluge devices, with remote duplication( for start-up and installation) from the fire station and pump room.
17. Fire-fighting pumping units must be 100% redundant and installed in separate heated rooms that have exits directly to the outside or to the stairwell. In the buildings of cinemas and clubs equipped with only fire hydrants, it is allowed to install pumps in the boiler room.
18. For the connection of the arms of mobile fire pumps from the pressure line between the pumps and the distribution manifold of the sprinkler and deluge systems, two 80 mm diameter pipes with check valves and standard connecting fire brigades must be withdrawn outwards.
19. Pumps for domestic and drinking water supply should be installed on vibration isolating bases and separated from the inputs and the internal network by elastic inserts.
20. If the capacity of the external water supply network is insufficient to supply the estimated discharge of water for firefighting or when connecting the entrances to the dead-end networks, it is necessary to provide for the construction of underground reservoirs, the capacity of which must provide:
the work of the estimated number of internal fire-fighting cranes with a design flow rate forthree hours;
operation of sprinkler or deluge machines with an estimated water flow rate for one hour;
water consumption for outdoor firefighting for three hours.
21. Fire water supply in libraries and archives buildings should be provided for a building volume of 7,500 m3 or more. The norms of water consumption and the number of jets for internal fire extinguishing should be adopted in accordance with SNiP 2.04.01-85 *.
22. In sports buildings, the intensity of irrigation when using sprinkler plants should be taken at 0.08 l / s per 1 m2 based on the calculation of simultaneous irrigation of the area up to 120 m2 with a system operation time of 30 minutes.
