Thames Tideway Tunnel - C405 Main Works West - Frogmore Reception Rails

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.

Section 4: Scope of Works

BMB JV require fabrication and delivery of reception rails detailed in drawing: 3330-UNPSL-CARRR-450-CZ-DR-000045 and 3330-UNPSL-CARRR-450-CZ-DR-000051 (provided with this ITT).

Threaded bar, nuts and washers are to be supplied by others hence they should be excluded from your offer.

Steel shall be supplied in grade S275 and self-coloured.

All welds should be in accordance with BS EN 1011.

Delivery is required by 22nd May 2020. Please state your ability to meet this date in your tender return. BMB would like all fabricated items to be delivered together at the Carnwath road site address below:

BMB-JV Tideway West,

Carnwath Road Riverside,

Carnwath Road, London Borough of Hammersmith & Fulham, SW6 3HR

Returned quotations will be evaluated by BMB JV's (BAM Nuttall, Morgan Sindall PLC & Balfour Beatty) Procurement team in conjunction with our design and engineering teams.

Quotations will be evaluated based on;

Cost

Timeliness of return

Adherence to and demonstration of understanding of the drawings and specifications provided at this point.

Provision of accurate product specifications to accompany the quotation.

Supplier experience of similar projects,evidence of this will be requested should the initial quotation be of interest.

Should the candidate supplier be shortlisted they will then be contacted directly by a member of the BMB Procurement Team within two weeks of shortlisting to discuss the requirement in detail.

BMB Joint Venture (BAM Nuttall, Morgan Sindall PLC & Balfour Beatty)

BMB-JV Tideway West,

Carnwath Road Riverside,

Carnwath Road, London Borough of Hammersmith & Fulham,

SW6 3HR

Additional information: BMB-JV Tideway West, Carnwath Road Riverside,

Carnwath Road, London Borough of Hammersmith & Fulham, SW6 3HR