Overview
- The collision involved five cars and a van on the clockwise carriageway before J11 A320 St Peters Way in Chertsey.
- One lane remains closed with congestion stretching toward J9 Leatherhead and to about a mile before Cobham Services.
- Live data from Inrix also noted a short traffic hold at J10 Wisley for a broken-down car in the same area.
- National Highways reports no injuries at this stage and continues to advise motorists to plan for delays.
- Separate issues on the M5 in Devon and an electricity failure affecting trains at London Victoria and Clapham Junction added to morning disruption.