M25 traffic live: Motorway at standstill and severe delays after caravan crash

The agency said: "There are severe delays of 90 minutes on the M25 in Kent, clockwise between J5 and J6 due to a collision which has resulted in an overturned caravan.

"Lanes 1,2 and 3 (of 4) lanes are currently closed.

National Highways Traffic Officers are dealing with traffic management.

"If this closure impacts on your planned route, please allow extra journey time.

Plan ahead, you may wish to re-route or even delay your journey.

"Further information is available from National Highways by visiting our www.trafficengland.com website and travel apps, or via our regional X feed.

"Our 24/7 contact centre team is also available to provide up to the minute information on 0300 123 5000."