HC Deb 20 July 1988 vol 137 cc686-7W
70. Mr. Livingstone

To ask the Secretary of State for the Environment what information he has as to how many kilometres of England's and Wales's water supply pipes are bitumen-lined; and if he will make a statement.

Mr. Moynihan

I am advised that, as a broad estimate, 200,000 km of water mains in England and Wales are lined with bituminous materials.