Written Question·Department for Transport·UIN 110703

Lower Thames Crossing: Excavation

Tabled: 3 February 2026

Answered: 11 February 2026

Question

James McMurdock

Independent — South Basildon and East Thurrock

To ask the Secretary of State for Transport, what proportion of soil excavated as part of the Lower Thames Crossing construction will be a) re-used on site, b) recycled or c) disposed of off-site.

Answer

Simon Lightwood

The Lower Thames Crossing project aims to reuse between 90% and 95% of the soil it excavates on site. This material will be used to create new public parks, embankments and earth bunds, helping to screen the route from the local community. The remaining m...

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