M4 spur (Heathrow) southbound between M4 and J4A | Southbound | Congestion

August 2, 2025 - 7:06 am Last updated August 2, 2025 - 7:46 am

Location : The M4 SPUR southbound between junctions J4 and J4A . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 08:45 and 09:00 on 2 August 2025.