OLV

Points of connection of water supply system to networks to accept wells on the main networks according to the attached scheme. Pressure in the main networks 4-4.5 kgsq.cm. The pipeline from the points of connection to the main pipeline to the metering device is laid from polymer (plastic) pipes.
Connection points of the sewerage system take wells, according to the attached scheme. The project provides for the installation of a filtered water metering device. The metering device must be included in the State Register of Measurements. The type of metering device is determined by the project. Project documentation for the accounting node should be developed in accordance with the current SNIP. When designing a water supply system, provide for measures to ensure compliance with fire safety and the filing of estimated water costs for fire extinguishing.
To receive storm and surface runoff, take storm wells, according to the attached scheme.
The quality of storm and wastewater discharged into the sewerage system should comply with existing norms and regulations.
The water supply system project should be developed in accordance with the SNiP.
Provide a system of household water supply in accordance with the current standards SNiP 2.04.01-85*, SNiP 3.05.01-85, VSN 01-89.
The estimated costs of cold water are determined in accordance with SNiP 2.04.01-85*.
At the input, provide filters for trapping mechanical impurities.
Pipelines of cold water (vertical and horizontal) must be provided from metal pipes (steel with a reliable corrosion-resistant coating of the outer surface) with insulation of the Energoflex type.
Provide for the installation of cold water meters at the input of the water supply in the building and to each consumer, according to the layouts.
Designing water metering units should be carried out in accordance with SNiP 2.04.01-85*.
Provide a system of household sewerage in accordance with the current standards of SNiP 2.04.01-85*, SNiP 3.05.01-85, VSN 01-89.
Pipelines for sewerage systems (racks, floor wiring) should be made of polymer pipes with fire clutches installed on them in the passageways through interfloor ceilings.
Provide an internal drainage system in accordance with the current norms of SNiP 2.04.01-85*.The drainage network pipe is provided from metal pipes (steel with reliable anti-corrosion coating of the outer surface) with insulation.
Provide installation of the electric heating system of the sinkholes of the roof of the building.
The quality of cold water supplied for household purposes should correspond to SanPiN 2.1.4.559-96. Provide filters for trapping mechanical impurities.
If necessary, provide for the installation of an automatic fire pumping station.

Provide a fire-fighting water supply in accordance with the current standards SNiP 2.04.01-85*, NPB-88-01, NPB-110-03.