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

Location : The M4 westbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:15 and 08:30 on 6 July 2019.
Cause : Road traffic collision.
Delay : There are currently delays of 30 minutes against expected traffic.