Jump to main navigation and login. The 2nd edition of The Code of Practice for Self- Laying of Water Mains and Services - England and Wales reflects the experience of the UK Water Industry and the contractors involved in the self-laying of new water mains since the 1st edtion of the Code of Practice was published in 2004. The Code and its sister document Water for Scotland.

From here you can navigate to all the websites that serve our various business areas. Please note that some of these sites have limited information available to the public as they are subscription based. Information on the Civil Engineering Specification for the Water Industry. Information on Sewer Risk Management with a detailed Subscription based o.

The Clay Pipe Development Association provides information and services to manufacturers specifiers and users of vitrified clay pipes, covering research; writing British and European Standards and providing technical information on the use of clay pipes and the design of drainage and sewerage pipelines.