M25 traffic: Vehicle fire closes three lanes on clockwise side near M40 and Rickmansworth
Three lanes are closed on a major motorway after a collision and a vehicle fire,
The crash happened on on the clockwise side of the M25 between Junction 16 for the M40 and Junction 17 for Rickmansworth.
Three lanes and closed clockwise and the outside lane on the anti-clockwise side is also shut.
National Highways says there are delays of up to 20 minutes.