Thames Tideway Tunnel
Overview
- Client: Thames Tideway Tunnel
- Project Value: £26m
- Dates: July – Sept 2021
The overall Tideway scheme is a new combined sewage storage and transfer tunnel that shall run from Acton in west London to Abbey Mills Pumping Station in east London, at a total length of 25km and diameter of 7.2m. Working in the central section for Laing O’Rourke / Ferrovial Agroman JV, members of our MACS team were Engineers and Project Managers for the Albert Embankment site. This consists of 1 twin wall sheet piled cofferdam and 2 combi-wall tube sheet pile cofferdams. Additional scope included dredging, scour protection, furniture installation, impact protection, and marine logistics. GPS Marine are providing the towage service for the project across multiple sites.
Our management team held the roles of Marine Project Manager, Marine Logistics Manager, AP Lifting Operations, Temporary Works Coordinator and Site Managers.
The Albert Embankment site started in Jan 2017 and completed in March 2019. The overall scheme is a value of £5bn with Albert Embankment site a value of £11m. The GPS Marine towage contract is still operational and will run until May 2021 at a value of £26m.
Working on behalf of Laing O’Rourke / Ferrovial Agroman JV:
1 no. twin wall sheet pile cofferdam 100m long x 50m wide
1 no. combiwall tube and sheet pile cofferdam
1 no. single sheet pile cofferdam installed with press piling methods
2 no. ship impact dolphins
Dredging for 2 no. campsheds
Marine furniture
Scour protection
Marine logistics
Project Management
Project Management team overseeing the delivery of the full scope of works
Engineering
Appointed Persons for Lifting Operations, planning and supervising all lifting operations on site
Site engineering including quality assurance, setting out and surveying, drawings, coordinating works and planning of operations
Marine Logistics
Supply of tugs and barges for muck away operations
Tow of muck from site to disposal facility
Navigational Risk Assessments
Passage Plans
Daily coordination of tugs and barges
