... design options for the nelling, owing to longer machines and back-up bulk transfer of water acrossLondon were con- equipment. For the waterto flow entirely under sidered.' Replacement and expansionof the gravity from the various treatment works to existing trunk main systemwould have given each pumpout...

...C J A BINNIE; P M WHITE; B PEARCY; D WEIL © Thomas Telford and ICE 1994 W S ATKINS THAMES WATER UTILITIES ROYAL COLLEGE OF ART WATER RINGS MAINS RING SHAFTS PLANNING DESIGN SUPPLY CITIES WATER SUPPLY PUMPOUT ENVIRONMENT EVALUATION ASSESSMENT OBJECTIONS SITES TUNNELS...