For periods within the Boreham Interchange Construction, there will be night-time closures between the hours of 8pm to 6am whilst certain works are taking place with signs in place showing the diversion routes.

  • March 15th to end of June – A12 Southbound on-slip widening works

Details of the project phases and advance notice of closures will be available on this website.

Project telephone number and project email details:

Tel: 020 7874 1590

Email: BorehamCapacityImprovements@mayerbrown.co.uk

If you require any specific information, please contact us through the contact details provided above. The website will be the principal place to search for ongoing information as the project progresses.