scope:

This part of the European Standard applies to inspection chambers, which are intended to be used with inverts not exceeding 2 m deep, and manholes when made from polyester resin concrete (PRC). These products are intended to be used within a drain or sewer system operating without pressure or occasionally at a head of pressure up to 1,0 bar. It applies to products, and their joints, intended primarily for use in buried installations and to be installed by open-trench techniques. The units have a circular shape with nominal sizes not exceeding DN 3000. The intended use of these products is in piping systems for the conveyance of sewage, rainwater and surface water at temperatures up to 50 °C, and installed in areas subjected to vehicle and/or pedestrian traffic. It specifies definitions, requirements and characteristics of manholes, inspection chambers, joints, materials, test methods and marking.