Full Description

Specifies requirements for the design and manufacture of non-person man entry polyethylene maintenance shafts intended for buried sewerage systems at depths up to 6¿¿m and diameters up to DN¿¿300 comprising a moulded chamber and riser in one-piece seamless construction or a moulded base jointed to an extruded pipe shaft manufactured from a compatible material.

Product Details

Published: 01/01/2005File Size: 1 file , 340 KB