Breakdown on M1 between junctions for Barlborough and Sheffield M1 Junction 29 northbound this morning. Sign Up To Our Daily Newsletter Sign up Drivers are alerted to a broken-down vehicle on the M1 between the turn-offs for Barlborough and Sheffield. One lane is closed on the northbound stretch between junctions 30 and 31.Traffic is expected to return to normal by 8am. Avoid the traffic - here are the planned roadworks that could affect your journey from November 20