M4 fast slip from M4 J4 westbound exit to M4 spur (Heathrow) southbound | Westbound | RoadOrCarriagewayOrLaneManagement

Location : The M4 westbound exit slip at junction J4 for Heathrow.
Reason : Road Management.
Status : Currently Active.
Time To Clear : The event is expected to clear between 11:30 and 11:45 on 1 October 2025.
Return To Normal : Normal traffic conditions are expected between 11:15 and 11:30 on 1 October 2025.
Lanes Closed : All lanes are closed.