PPR 57

Document * .doc; 31 pp.;
Content of PPR: Explanatory Note Introduction This project of the work is developed on the basis of current regulatory documentation in construction and can be supplemented in accordance with the written application of the site manager (responsible work producer) after clarifying the decisions together with the customer and the general contractor. 1. Brief description of the object and construction conditions This project provides for the construction of water supply and sewage networks for a house under construction. The designed water supply is laid from HDPE pipes d = 225, 355 mm, sewage from pipes Pragma d = 400, 315, 200 mm. Pipes are laid on a sandy foundation with a thickness of 20 cm, shut-off and shut-off fittings are beadless, fire hydrants in wells d = 1.5 m. There are underground utilities in the work area (see master plan) *. ";