Location : The M4 eastbound at junction J4B . Lane Closures : The hard shoulder and lane 1 are closed. Reason : Broken down vehicle. Status : Currently Active. Time To Clear : The event is expected to clear between 05:45 and 06:00 on 30 June 2021. Return To Normal : Normal traffic conditions are expected between 05:45 and 06:00 on 30 June 2021. Lanes Closed : There is one of three lanes closed.