M1 Southbound Shut Near Northampton After Police Incident – Follow Hollow Square Diversion

M1 Shut Southbound Near Northampton: Police Incident Sparks Major Diversion

The M1 southbound is closed between junctions 16 and 15a near Northampton. A police-led incident has forced the shutdown, causing chaos for drivers heading south.

Follow the “Hollow Square” Diversion – Here’s the Route

Motorists are urged to follow the “Hollow Square” diversion signs. The detour route is as follows:

1. Exit the M1 southbound at junction 16.
2. Take the first exit onto the A4500 Weedon Road.
3. Continue along A4500, crossing the Weedon Road/Banbury Road Roundabout and passing signalised junctions at 1 Valley Way, St Crispin, Upton Mill Lane, and Kent Road.
4. Reach the A4500/A5076 Weedon Road Roundabout and turn right (south) onto A5076 Upton Way.
5. Continue on A5076, passing roundabouts at Telford Way and Clinkers Road to the A5076/A5123 Danes Camp Way Roundabout.
6. Take the second exit south onto A5123 and continue to M1 junction 15a.
7. Rejoin the M1 southbound.

Travel Alert: Expect Delays, Plan Ahead

Drivers are advised to allow extra time and plan their journeys carefully this afternoon. Stay tuned for updates and avoid the affected stretch if possible.