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

Location : The M4 westbound exit slip at junction J4 for Heathrow.
Reason : Police incident.
Status : Currently Active.
Time To Clear : The event is expected to clear between 10:15 and 10:30 on 7 December 2025.
Return To Normal : Normal traffic conditions are expected between 10:15 and 10:30 on 7 December 2025.
Lanes Closed : All lanes are closed.