M25/A3 Road Closures Sept/Oct

Published: 01 September 2023

National Highways will be undertaking works during September and the beginning of October on the M25 Junction 10 and sections of the A3.

During these works, there will be major closures across the M25 and A3, which will impact traffic flow within parts of Surrey.


Advance Warning - A3 Full Weekend Closure
Friday 29 September 11pm to Monday 2 October 6am

  • Full closure of the A3 both directions: B2215 (Ripley) to M25 junction 10
  • Please follow diversion via A247, A246, A24 and M25 junction 9. Expect significant delays and increased traffic in the surrounding area