5.3.12 Component requirements
Drainage systems shall be constructed with materials that ensure satisfactory service over the life of the system.
Components in accordance with the following standards will generally be acceptable:
| BS 65 | ‘Specification for vitrified clay pipes, fittings and ducts, also flexible mechanical joints for use solely with surface water pipes and fittings’ |
| BS 437 | ‘Specification for cast iron drain pipes, fittings and their joints for socketed and socketless systems’ |
| BS 4660 | ‘Thermoplastics ancillary fittings of nominal sizes 110 and 160 for below ground gravity drainage and sewerage’ |
| BS 4962 | ‘Specification for plastics pipes and fittings for use as subsoil field drains’ |
| BS 5911 | ‘Precast concrete pipes, fittings and ancillary products’ |
| BS EN 124 | ‘Gully tops and manhole tops for vehicular and pedestrian areas’ |
| BS EN 295 | ‘Vitrified clay pipe systems for drains and sewers’ |
| BS EN 476 | ‘General requirements for components used in drains and sewers’ |
| BS EN 588 | ‘Fibre cement pipes for sewers and drains’ |
| BS EN 877 | ‘Cast iron pipes and fittings, their joints and accessories for the evacuation of water from buildings. Requirements, test methods and quality assurance’ |
| BS EN 1401-1 | ‘Plastic piping systems for non-pressure underground drainage and sewerage – Unplasticised poly (vinyl chloride) (PVC-U)’ |
| BS EN 1916 | ‘Concrete pipes and fittings, unreinforced, steel fibre and reinforced’ |
| BS EN 12566-1 | ‘Small wastewater treatment systems for up to 50 PT. Part 1: Prefabricated septic tanks’ |
| BS EN 13101 | ‘Steps for underground man entry chambers. Requirements, marking, testing and evaluation of conformity’ |
| BS EN 13476 | ‘Plastic piping systems for non-pressure underground drainage and sewerage. Structured wall piping systems of unplasticized poly (vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE). Parts 1, 2 & 3’ |
| BS EN 13598-1 | ‘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 including shallow inspection chambers’ |
| BS EN 13598-2 | ‘Plastics piping systems for non-pressure underground drainage and sewerage. Unplasticized poly (vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE). Part 2: Specifications for manholes and inspection chambers’ |
Last updated: 2nd January 2024