Police are appealing for witnesses after a fatal collision on the A1 southbound at Great Ponton late last night (Thurs).

A police spokesman said shortly after 10am this morning : "We are dealing with a fatal collision on the A1 southbound at Great Ponton.

"The White Ford Transit and trailer was travelling southbound when the collision occurred, just before 11.30pm last night.

"A man in his 50s was pronounced deceased at the scene.

"We have spoken to a number of people but would like to hear from anyone else who saw the collision, or the White Ford Transit van and trailer prior to this time on the A1 travelling southbound.

"We are also appealing for any drivers who may have captured footage on a dash cam of the collision or the van prior to the collision."

The A1 southbound carriageway remains closed.

Anyone with any information should call 101 quoting incident reference 484 of the May 2.