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Hold ups and problems on the M4 Westbound
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London
Start


Cross road
Cross road
Cross road
Cross road
M25


Landmark
Reading

Bristol
Landmark

Cross road
Cross road
Cross road
Cross road
M5


Landmark
Cardiff

Llanelli
End


 
 
Two lanes closed
M4 Westbound
Between J4 Heathrow Airport and J5 Datchet
Two lanes closed due to roadworks during the night on M4 Westbound between J4 A408 (Heathrow Spur / Uxbridge) and J5 A4 (Langley).
Obstruction starts here
Obstruction ends here
Some useful info:
The obstruction was reported to us * mins ago.
The area affected is 4.1 miles.
This junction is located in Berkshire.
The M4 starts in London and ends in Carmarthenshire.
The M4 is 161.66 miles long.
KeepMoving reported 24 accidents at this location last year.
Lane(s) closed
M4 Westbound
Between J12 Reading West and J13 Chieveley
One lane closed due to roadworks during the night on M4 Westbound between J12 A4 (Theale) and J13 A34 (Chieveley / Newbury).
Obstruction starts here
Obstruction ends here
Some useful info:
The obstruction was reported to us * mins ago.
The area affected is 10.9 miles.
This junction is located in Berkshire.
The M4 starts in London and ends in Carmarthenshire.
The M4 is 161.66 miles long.
KeepMoving reported 27 accidents at this location last year.
Lane(s) closed
M4 Westbound
Between J13 Chieveley and J15 Swindon East
One lane closed due to roadworks during the night on M4 Westbound between J13 A34 (Chieveley / Newbury) and J15 A419 (Swindon East).
Obstruction starts here
Obstruction ends here
Some useful info:
The obstruction was reported to us * mins ago.
The area affected is 19.9 miles.
KeepMoving reported 39 accidents at this location last year.
This junction is located in Wiltshire.
The M4 starts in London and ends in Carmarthenshire.
The M4 is 161.66 miles long.
Lane(s) closed
M4 Westbound
Between J22 M49 Interchange and J23 M48 Undy Interchange
One lane closed due to roadworks on M4 Second Severn Crossing Westbound between J22 M49 and J23 M48 (Magor).
Obstruction starts here
Obstruction ends here
Some useful info:
The obstruction was reported to us * mins ago.
The area affected is 7.2 miles.
KeepMoving reported 10 accidents at this location last year.
This junction is located in Monmouthshire.
The M4 starts in London and ends in Carmarthenshire.
The M4 is 161.66 miles long.
Closed due to roadworks
M4 Westbound
Between J24 Newport (East) and J28 Newport (West)
M4 both ways closed due to roadworks during the night between J24 A48 / A449 (Coldra) and J28 A48 / A4072 (Tredegar Park).
Roadworks start here
Roadworks end here
Some useful info:
The roadworks were reported to us * mins ago.
The area affected is 7.7 miles.
As the carriageway is closed, we cannot provide an accurate journey time - avoid the area altogether if possible.
This junction is located in Newport.
The M4 starts in London and ends in Carmarthenshire.
The M4 is 161.66 miles long.
KeepMoving reported 3 accidents at this location last year.
 
 
 
What happened on this journey today?
2:02am M4 Westbound : J34 Llantrisant
The obstruction first reported at 8:00pm on 4th Mar 4020 as 'a lane closure' has now been cleared
0:02am M4 Westbound : J17 Chippenham
The obstruction first reported at 12:00pm on 29th Apr 4020 as 'a lane closure' has now been cleared
0:02am M4 Westbound : J23 M48 Undy Interchange
A closed lane has been reported
View all
What caused the hold ups?
 
Who makes this journey?
brjhn ElDiabolo dakers thew00d sting123 ianshepherd
callenboy Ozwald ajkenth drboylan JKBooth99 ade1
genesys wonko AndrewPanda NickSemmens welshbelfastboy Curis