A43 – Upcoming Overnight Closures
Details of A43 Closure
Published: 3 June 2026
Cyclical Maintenance
Please be aware of essential maintenance work taking place on the A43 between Towcester roundabout and M1 Junction 15A.
The programme includes grass cutting, drainage maintenance, sign cleaning, structure inspections, and vehicle restraint system (VRS) repairs and checks.
Northbound closures:
Monday 8 June to Wednesday 10 June 2026, overnight from 8pm to 6am.
Southbound closures:
Wednesday 10 June to Friday 12 June 2026, overnight from 8pm to 6am.
For safety, the A43 will be fully closed between Towcester roundabout and M1 J15A during these times. A signed diversion route, agreed with West Northants Council, will be in place.