M4 spur (Heathrow) northbound between J4A and M4 SPUR | Northbound | Congestion

Event Location : The M4 SPUR northbound between junctions J4A and M4 .
Delay (freeflow) : There are currently delays of 10 minutes against free flowing traffic.
Delay (profile) : There are currently delays of 10 minutes against expected traffic.
Event Status : Currently Active.
Event Reason : Congestion.
Return To Normal : Normal traffic conditions are expected between 01:30 and 01:45 on 8th March 2016.

Archived from Traffic England at 1:41 am, March 8, 2016