The M1 is closed southbound between J14 and J13 near Milton Keynes due to a serious collision.
UPDATE 9:50AM - Traffic caught within the closure of the M1 southbound between J14 and J13 near Milton Keynes is now being allowed to run past the scene of the incident.
The road remains closed with 1 hour delay between J15 and the closure.
UPDATE 8:33AM - A minor collision on the M1 Southbound between J16 and J15a means 2 lanes are closed on another stretch.
UPDATE 8:00AM - According to National Highways, the M1 southbound is closed between J14, Milton Keynes, and J13 Ridgmont Bedford, due to a serious collision.
Crash investigation work is currently taking place.
Bedfordshire Police, Fire & Rescue, East of England Ambulance Service and National Highways are all currently on the scene.
According to AA Traffic, a van and a crane are involved in the collision which was first reported at around 06:30.
A diversion is currently in place, moving cars off the M1 through the A509 down to the A5 to rejoin at Junction 13.
Motorists are being warned to allow extra journey time and plan ahead.
Further information is available from National Highways by visiting their website.