A crash has blocked the M25 near to the Lakeside turn off.

A car and a lorry were involved in the crash on the clockwise carriageway between J31 (Thurrock/Lakeside) and the Dartford River Crossing (QE2).

Update: 11.50pm

Traffic was being held, but is now being diverted via the exit and entry slip roads.

There are delays of about 45 minutes with 4.5 miles of slow traffic

Update: 1.20pm

Highways England are now reporting hour long delays before the crash, with alomst 7 miles of traffic.