A9000 9 Forth Road Bridge - Truss Chord Strengthening Tender, United Kingdom - 128847262

Procurement Summary

Country: United Kingdom

Summary: A9000 9 Forth Road Bridge - Truss Chord Strengthening

Deadline: 03 Nov 2025

Other Information

Notice Type: Tender

TOT Ref.No.: 128847262

Document Ref. No.: OCT542053

Financier: Self Financed

Purchaser Ownership: Public

Tender Value: Refer Document

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Tender Details

A9000 9 Forth Road Bridge - Truss Chord Strengthening

The Forth Road Bridge (FRB) is a long span suspension bridge which carries the A9000 over the Firth of Forth. It was opened in 1964 and is a Category A listed structure. The FRB-s deck is currently supported by a stiffening truss which is present at both the main and side spans. This truss transfers all applied loads to the suspension system of the structure. The top and bottom chords of this truss system are constructed from welded box sections, which primarily carry high tensile and compressive axial forces.Historic and recent assessments have found the top chords of the FRB Stiffening Truss to fail and therefore require strengthening works at the splice connections.The scheme requires a contractor to conduct steelwork strengthening of the box chord splice plates across the structure. The contractor will be required to work within short weather windows to remove and install new splice plates at the chord connections. The contractor will need to install pre-designed temporary props to allow the existing splice plates to be removed in a sequence.Alongside this, the contractor is required to blast clean the existing internals and externals of the box girders and apply a new corrosion protection system. Existing paint system is lead based.The contractor is required to provide access to all locations but may utilise existing FRB staging board systems as required. However, roped access will be necessary to install an addit...
Deadline : 2025-11-03

Documents

 Tender Notice