BS EN 13598-1:2020 pdf free.Plastics piping systems for non-pressure underground drainage and sewerage – Unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP]) and polyethylene (PE).Specifications for ancillary fittings and shallow chambers.
BS EN 13598-1 Ancillary fttings according to this document are intended for use in pedestrian areas, except rodding tees and mechanical saddles which can also be used in vehicular trafficked areas. NOTE 1 Pedestrian areas are as defined in EN 124-1. Ancillary fttings can be installed to a maximum depth of 6,0 m from ground level, with the exception of rodding point covers. Shallow chambers according to this document are intended for use in private drains located in pedestrian areas above the ground water table, to a maximum depth of 2,0 m from ground level to the invert of the main channel. This document covers shallow chambers with flow profile bases, and their joints to the piping system. NOTE2 Manholes and inspection chambers are specified in EN 13598-2 [1].Ancillary fittings and shallow chambers complying with this document also comply with the general requirements given in EN 476.  Anillary fttings and shallow chambers can be manufactured by various methods e.g. injection moulding,rotational moulding, spiral winding or fabricated from components made to other standards. NOTE 3 Products complying with this document can be used with pipes, fittings and other components conforming to any of the plastics products standards listed in Clause 2, providing their dimensions are compatible. NOTE 4 Products complying with this document can be installed in underground applications without additional static calculation. NOTE 5 Ancillary fttings and shallow chambers can be subject to national safety regulations and / or local provisions.Circular openings in access fittings shall have a minimum diameter greater than 50 % of the internal diameter of the fitting subject to a minimum of 90 mm. Rectangular access fttings shall have minimum opening dimensions of 150 mm and 90 mm measured on their longitudinal and transverse centre lines. BS EN 13598-1 pdf download.