# Calculation of materials for cross roof

Calculation of materials for cross roof
Specify the dimensions of the roof
height Ywidth XCves CLength B

height Y2width X2protrusion C2X2 - width of the side walls near the roof!roof materialsThe width of the raftersThe thickness of the raftersThe distance between the raftersThe distance from the edge to the roof raftersThe width of the batten boardsThickness of boards lathingThe distance between the boards lathingThe height of the roofing sheetThe width of the roofing sheetlapping
Dimensions in terms of one half of the main roof.

 Initial data The width of the rafters 15cm The thickness of the rafters 5cm Cves main roof 30cm Width of the main roof on the walls 300cm The height of the roof from the beginning to the ridge 200cm The length of the main roof (horse) 370cm
 The size of the main roof The height of the main web of the roof 300cm The width of the blade (the skate) 370cm The area of ​​the main roof 11.1(22.2)square meters (excluding the trim) The area of ​​the cutout in the main roof 2.5(5)square meters The actual area of ​​the main roof 8.6(17.2)square meters (subject to cut-out) Ctropila length 300cm Number of rafters 6(12) The volume of material rafters 0.14(0.28)cubic meters (excluding the trim) Number of rows batten boards 15(30) Displacement batten boards 0.21(0.42)cubic meters (excluding the trim) The real volume batten boards 0.16(0.32)cubic meters Number roofing main roof 18sheets (considering notch) 2series in 5.5sheet width on each half The underlay material (asphalt, roofing material ...) 23square meters when the joint it 25%
Dimensions and materials of one side of the roof

 The length of the ridge 180cm(150see the wall projection +30cm) The length of the side of the wall 223.6cm The length of the side 268.3cm Area 2.41(4.82/9.64) square meters Number of rafters - for 3 pieces on each side Dimensions of rafters: 74.5cm 149.1cm 223.6cm The total length of line material 4.47(8.94/17.88)m Displacement trusses material 0.03(0.06/0.12)square meters Number of rows batten boards 14(28/56) Displacement batten boards 0.05(0.1/0.2)cubic meters The number of roofing material 2.5(5/10)sheets 1.8series in 2.7sheets The underlay material (asphalt, roofing material ...) 3.5(7/14)square meters when the joint it 25%
Sum of all data to the main roof and two side
 roof area 26.84square meters Displacement trusses material 0.4cubic meters Displacement batten boards 0.52cubic meters The number of roofing material 28sheets The underlay material (asphalt, roofing material ...) 37square meters

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