Waterworks Clauses Act 1952

The undertakers, under such superintendence as is specified in section eleven, may open and break up the soil and pavement of any street or bridge within the limits of the special Act, and may open and break up any sewers, drains, or tunnels within or under such streets and bridges, and lay down and place within those limits pipes, conduits, service pipes, and other works and engines, and repair, alter, or remove them, and for those purposes remove and use all earth and materials in and under such streets and bridges, and do all other acts which the undertakers shall deem necessary for the purposes of the special Act.