A collision involving several vehicles on the M25 this morning is likely to remain closed for several hours whilst emergency services to attend.

The crash happened on the anticlockwise carriageway at junction 27 shortly before 11am, causing queues lasting over an hour back and stretching back to the A12.

An air ambulance landed at the scene around 1.30pm with a lorry and low-loader van confirmed to be part of the casualties.

Brentwood and Epping Forest Community Policing Team tweeted: "Essex Police are currently attending what appears to be a serious injury road traffic collision on the M25 anti clockwise track at junction 27 (the intersection with the M11). Traffic being sent off at junction 27.

"Any traffic intending to travel through to junction 26 and beyond will have to go up to junction 7 or down to junction 4 of the M11 & return to re-join the M25 at junction 6 of the M11.

“This road is expected to be closed for a number of hours so the area should be avoided."

Fire crews from Waltham Abbey, Epping, Harlow and Brentwood worked with the Ambulance Service to release one casualty.

Emergency services are still on site and the road is expected to remain shut for several hours.