Queuing traffic and long delays are expected on the M1 southbound between junction 43, M621 (Belle Isle) and junction 42 (Lofhouse) after a serious crash and large diesel spill.
By The Newsroom
Published 20th Jun 2016, 10:06 BST
Updated 20th Jun 2016, 12:08 BST
Motorists are being warned of congestion on the M621 to junction 7, A61, at Stourton and junction 44, A639, Leeds South.