The northbound lane of the M1 between J34 and J35 is expected to remain closed for four hours after a collision involving multiple vehicles.
M1 northbound remains closed at J34.
READ MORE: LIVE: M1 southbound lane reopens after serious multi-vehicle crash - traffic updates
South Yorkshire police said there has been a ‘serious road traffic collision’.
Highways England are currently removing trapped traffic from the area.
M1 southbound lane has re-opened
READ MORE: LIVE: M1 CLOSED both ways after serious multi-vehicle crash - traffic updates
The northbound carriageway is expected to re-open at 4pm.
Police are allowing trapped traffic to use lane four to get past the scene of the incident
Emergency services are at scene, including helimed.
South Yorkshire Fire and Rescue are at the scene
Emergency services received reports of an accident at around 8.20am this morning (Friday June 7).
Traffic is being diverted to J35
Bus services are facing major delays across South Yorkshire