Road Closure Orders
There will be a full road closure of the A423, between Ladbroke and Southam, from Friday 21 August to Wednesday 2 September 2026. Following this closure all traffic will use the new road bridge over the HS2 railway line.
Preceding the road closure there will be a period of overnight lane closures, and following the road closure a period of 24hour lane closures, while we complete the construction activity for the new road bridge.
HS2 construction activities to join the new A423 road bridge into the existing road will take place on the following dates:
Nighttime lane closure with traffic lights: Monday 10 August to Friday 21 August, 7pm to 7am.
Full road closure: Friday 21 August to Wednesday 2 September 2026, 24 hours a day.
Lane closure with traffic lights: Wednesday 2 September to Wednesday 30 September, 24 hours a day. (Dates are subject to change as work progresses)