Motorists from South Yorkshire heading south have been warned of motorway chaos after a serious collision.
The crash on the southbound M1 between junction 28 for Mansfield and junction 27 for Felley has caused miles of tailbacks for motorists.
The motorway has been closed while emergency services deal with the aftermath of the smash and while police officers investigate the circumstances surrounding the incident.
Derbyshire Constabulary expect the southbound M1 to be closed for a number of hours.
The northbound carriageway remains open.