M18 traffic: Air ambulance on scene as Yorkshire motorway closed due to serious crash

The M18 was closed heading northbound between junction one and the M1 following the smash.

There were around five miles of delays on the northbound carriageway.

Traffic was also held heading southbound, but was released at 10.30am. The northbound carriageway reopened at 12pm.

National Highways said an air ambulance was at the scene.

National Highways said: "There is approx. 2 miles of congestion on the M1 northbound on approach to the M18 and 4 miles southbound.

"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."

A diversion route was been put in place.

Road users are advised to follow the hollow diamond diversion symbol on road signs:

Travelling north on the M1, continue on the road heading towards J33

Exit at J33 and take the 3rd exit on to the A630 to the roundabout with the A631

Take the 2nd exit on to the A631 and travel towards the M18 J1

take the 1st exit and rejoin the M18 northbound