Location : The M3 westbound entry slip at junction J1 . Lane Closures : Lane one is closed. Reason : Road traffic collision. Status : Currently Active. Time To Clear : The event is expected to clear between 01:30 and 01:45 on 28 September 2021. Return To Normal : Normal traffic conditions are expected between 01:30 and 01:45 on 28 September 2021. Lanes Closed : There is one of two lanes closed.