Upcoming M25 and A3 closures

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Find out about planned closures of the M25 and A3

A3 closure

National Highways recently completed their first A3 closure of 2025. Works were completed during the early hours of Monday 20 January and the road was reopened ahead of schedule. The closure enabled National Highways to install Cockcrow bridge, the UK's first heathland bridge, connecting Wisley and Ockham commons.

Thank you to everyone who changed their plans or amended their journeys during the closure.

Upcoming weekend closures

National Highways plan to announce a series of further weekend closures of the M25 and A3 for 2025. Once confirmed, full details will be available on the . Please keep checking their webpage for the latest information. A rolling programme of overnight closures will continue.

Full details will be available on the National Highways website. Please keep checking this page for the latest information

About the Wisley interchange works

Further details about the junction 10 works, including dates of any overnight closures can also be found on National Highways website. There are also updates on the project on social media on National Highways and accounts.

Who can I contact about the works?

If you have questions about the project, you can contact National Highways by emailing info@nationalhighways.co.uk or calling 0300 123 5000.

You can also sign up to our to get the latest updates on the closures and other highways issues from across the county. Don't forget to follow the and .

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