Pipe-lines of high-density PE (high-density polyethylene) and low-density PE (low density polyethylene) for drinking water supply; pipes, pipe connections and fittings for pipe-lines— 6 стр.
Testing of Pressure Pipelines for Water by Internal Pressure; Pressure Pipes Made of Rigid PE (Rigid Polyethylene) and Soft PE (Soft Polyethylene)— 2 стр.
Central drinking water supply; Basic principles relating to the requirements on drinking water Planing, construction and operation of the installations— 29 стр.
German construction contract procedures - Part C: General technical specifications for building works - Works for pressure pipe lines in the ground— 9 стр.
Private and individual drinking water supply; governing principles relating to the requirements to be met by drinking water; design, construction and operation of the supply systems; DVGW; code of practice— 16 стр.
Testing of Pressure Pipelines for Water by Internal Pressure; Pressure Pipes Made of Rigid PE (Rigid Polyethylene) and Soft PE (Soft Polyethylene)— 2 стр.
Tendering and performance stipulations in contracts for construction works (VOB); part C: general technical specifications in contracts for construction works (ATV); well sinking— 10 стр.