Thames Tideway Tunnel - C405 Main Works West - Hammersmith Inlet Channel Benching FRC Works

The Thames Tideway Tunnel project (the Project) will control CSO discharges by intercepting and diverting combined sewage flows into a new storage and transfer tunnel. The main tunnel will run from Acton Storm Tanks in west London to Abbey Mills Pumping Station in the east, where it will connect to the Lee Tunnel, which will transfer the combined sewage to Beckton Sewage Treatment Works for treatment. The Project extends from Acton Storm Tanks in west London, to Abbey Mills Pumping Station in east London. The Project includes associated works at Beckton STW, Shad Thames Pumping Station and Bekesbourne Street.

The geographic layout of the Project and local authorities through which it passes is shown in Figure 1.

The Project comprises:

• a.tunnels:
• i.a main tunnel which will capture and store combined sewage from CSOs along its route and transfer it to Abbey Mills Pumping Station, from where the Lee Tunnel will transfer it for treatment at Beckton Sewage Treatment Works
• ii.11 connection tunnels, which will link flows from CSOs to the main tunnel.
• b.Worksites:
• i.five main tunnel Worksites (drive and/or reception sites)
• ii.16 CSO Worksites
• iii.two System modification Worksites Thames Tideway Tunnel
• iv.works at Beckton Sewage Treatment works.

Additional information: Hammersmith Site