Location : The M4 westbound exit slip at junction J18 .
Lane Closures : The hard shoulder and lane 1 are closed.
Reason : Medical emergency.
Status : Currently Active.
Time To Clear : The event is expected to clear between 21:45 and 22:00 on 18 May 2026.
Return To Normal : Normal traffic conditions are expected between 21:15 and 21:30 on 18 May 2026.
Lanes Closed : There is one of two lanes closed.
