Breakdown on M1 slip road to Derby Junction 24 northbound of the M1. Sign Up To Our Daily Newsletter Sign up Rush-hour commuters are warned that a vehicle has broken down on the M1 northbound exit road to Derby. The breakdown has closed one lane at junction 24 Traffic conditions are expected to return to normal by 8.30am. Avoid the traffic - here are the planned roadworks that could affect your journey from November 12