Written Question·Department for Transport·UIN 14200

Lower Thames Crossing

Tabled: 29 June 2026
Answered: 2 July 2026

Question

James McMurdock

Independent — South Basildon and East Thurrock

To ask the Secretary of State for Transport, what recent assessment she has made of the benefit-cost ratio of the Lower Thames Crossing scheme.

Answer

Simon Lightwood
The Lower Thames Crossing will connect Kent and Essex, almost doubling road capacity across the Thames east of London. This will improve journeys and ease the significant congestion at the Dartford Crossing, which currently causes unreliable journey times...
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