Source: https://tendernation.io/opportunities/01a13c58-aada-7067-ab7c-c63a1646103d/lower-thames-crossing-tunnels-and-approaches

closed GB restricted procedure

# Lower Thames Crossing - Tunnels and Approaches

[Highways England](https://tendernation.io/buyers/highways-england)

Estimated value

£2,300,000,000

Published

17 Nov 2020

Deadline

Closed

23 Dec 2020

## About this tender

The contract is to design and construct two highway tunnels beneath the River Thames and will be procured under the Competitive Dialogue Procedure. The contract will be based on the NEC4 Engineering and Construction Contract (ECC) form of contract. The scope includes the portal buildings, approach roads, the tunnel controls systems (MEICA) and a five year landscape maintenance and aftercare contract. At circa 16 metres in diameter, these tunnels will be some of the largest bored tunnels in the world. Each tunnel will feature a three-lane carriage way. Each tunnel will be circa 4km in length. The contract also includes portal structures and approximately 1km of approach roads from each portal connecting into the two neighbouring roads contracts.

## CPV classification

Construction work

Source

Contracts Finder (UK)

[View official notice](https://www.contractsfinder.service.gov.uk/notice/84b50ea0-338b-4e50-95fc-ab62193cfaf8)

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