Location : The M4 westbound between junctions J5 and J6 . 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 21:00 and 21:15 on 15 June 2021. Return To Normal : Normal traffic conditions are expected between 21:45 and 22:00 on 15 June 2021. Delay : There are currently delays of 15 minutes against expected traffic. Lanes Closed : There is one of three lanes closed.