Drivers ae being warned to expect delays on the M25 this afternoon due to a crash between a van and a portable toilet transporter.

There is congestion on the M25 clockwise at J22 A1081 and B556 near St Albans and The Bell Roundabout in London Colney, with congestion leading to J21 M1 in Kings Langley.

Traffic is being diverted through the slip roads and all vehicles other than the portable toilet transporter have left the scene.

It is not yet known if there were any injuries.