When the soil at the depth of about a meter from the ground, it is not possible to place common treatment facilities, and require a septic tank for the highGroundwater. To determine the depth of occurrence, it is enough to check the plot with a garden drill. It is advisable to do this in 3-4 places. After this, you will need to select the appropriate cleaning system.
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- Difficulties in stalemate GWL
- installation and operation of septic tanks How to choose the holiday's sewer system with a high level of groundwater
- Stages of build: how to do a septic tank, if the water table is close
- advantages of concrete septic tank at a high levelgroundwater
- septic tanks for high groundwater( video)
complexities of installation and operation at a septic pate GWL
When groundwater come close to the surface, and ynGDSs their occurrence can be located even at a distance of 30 cm or less, many homeowners have no idea how to install pollution control equipment at the site and how it should be.
Structural features Installation:
- septic tank must be mounted on a completely flat surface;
- It is considered mandatory to install the system on a cushion of concrete and secure fixation using cables, ropes or belts, otherwise it can float and damage;
- The body of equipment must be firmly sealed, especially for concrete ring devices - so that water can not be seeped;
- Also, a poor airtightness of the installation can lead to a model sinking and contamination of soil water with waste sewage pipes.
Measure the level of high groundwater should be done after spring floods or in the fall, when the rains come to an end.
In the Middle Strip, the problem of the UGW refers to many areas and sections of the countryside sector, so you will need to select quality equipment for cleaning the sewerage system.
How to choose a summer water drain with a high level of groundwater
Of course, you can use self-made fixtures of concrete, brick and other materials, but this approach is unlikely to ensure complete integrity of the structure.
This further threatens to cause serious problems associated with the poisoning of groundwater and the flooding of waste equipment housing.
It is better to select the optimal modification corresponding to the position. To the swampy terrain, special septic tanks designed for work with UGW are well adapted.
This problem can be solved in the following way:
- For a dacha or private house, you can choose a small model of industrial production, the rating of such modifications is very high.
- You can design your own modification from eurocubes - special containers with plastic capacity inside.
- The country sewerage in the territory with a high UGW necessarily provides for the installation of a heavy concrete pillow with iron elements under the septic tank. It is even better to make a concrete well without seams, which will provide protection against the entry of sewage into the ground.
For a well, it is required to dig a foundation pit, install a formwork, reinforcements and pour concrete.
Stages of construction: how to make a septic tank, if the groundwater is close
A high level of soil water is not an obstacle to the construction of a sewage system.
With self-erecting structures cleaning is most important:
- Absolute housing tightness;
- For strength and weighting of the structure, it will be necessary to make a reinforced concrete pillow at the base;
- The freezing point of the soil must be taken into account.
Filtration and storage chambers are made of metal or plastic cubes, concrete rings.
Work order:
- Determine the location - the waste water well should be 5 meters from the housing;
- A pit is digging, the walls of which are strengthened by any wood material;
- At the bottom is a layer of waterproofing and a concrete solution is poured;
- After drying, another layer of waterproofing is laid, on which a septic tank is placed, while underground water must be pumped out;
- The ventilation pipe required to remove methane is next collected;
- The structure must be buried;
- The equipment cover is equipped with ventilation.
The design will be reliable with maximum stability. This moment should be given special attention.
Advantages of a concrete septic tank at a high groundwater level
Pat UGV often forces you to seek the best possible solutions for the construction of an autonomous sewer in a private house. In contrast to such materials for a septic installation, like metal, plastic, reinforced concrete rings, monolithic concrete is more practical because it allows the construction of equipment of any size.