Figure 1.
The map illustrates the Thames Tideway Tunnel project in London, showing the routes of the main tunnels A, B, C, and D together with connection tunnels such as the Frogmore Connection Tunnel and Greenwich Connection Tunnel. Sites including pumping stations and embankment foreshores are marked along the tunnel routes. Symbols indicate the contractors responsible, B M B Joint Venture, Flo Joint Venture, and C V B Joint Venture. Drive only sections are shown, with arrows marking tunnel drive directions. A legend at the bottom explains the meaning of the symbols, tunnel types, contractor assignments, and site roles. Orientation is indicated by a north arrow at the bottom of the map.Overview of project sites, main works contractor areas and tunnel routes