Location : The M40 southbound exit slip at junction J4 .
Lane Closures : The hard shoulder and lane 1 are closed.
Reason : Road traffic collision.
Status : Currently Active.
Time To Clear : The event is expected to clear between 22:15 and 22:30 on 21 September 2025.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 21 September 2025.
Lanes Closed : There is one of two lanes closed.
