Section 11
of Water Supply Regulations 1961 Reprinted 1999
Section 11
(1)
Every service pipe, communication pipe or distributing pipe of wrought iron or steel shall comply with the requirements of B.S.S. 1378: 1957 for steel tubes and tubulars and shall be not less than the dimensions specified for “Heavy tube” in that specification; and every such pipe shall be efficiently protected against external corrosion and, unless forming part of a close circuit from which water is not drawn, against internal corrosion. Such protection shall be to the entire satisfaction of the Water Authority.
(2)
Every malleable cast iron fitting used in connection with any such pipe shall comply with the relevant British Standard Specification. All pipe threads used in connection with this pipe or associated fittings shall be British Standard Pipe Thread in accordance with B.S.S. 21: 1957.
Copper pipes.