Contract value is estimated to be in the range of £63m to £99m and work is expected to take two years from the award of contract.
The M25 J30/ A13 Corridor Congestion Relieving Scheme is designed to improve roads and relieve congestion in the Thurrock and Thames Gateway area, including Tilbury docks.
The project involves widening the A13 between Wennington and the A126 junction.
For details on bidding for the scheme,
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