A four-vehicle accident closed a lane on the M4 near Cardiff on Thursday morning (April 6).
It occurred on the westbound carriageway near junction 29 (junction A48M), the first exit for Cardiff on the A48.
All lanes are open again but there were 30 minute delays for a while afterwards.
Earlier, cameras in the area showed people getting out of their cars and heading to the outside lane.
Traffic returned to normal at 9:30 am.
Now the traffic jams are gone
Traffic was slow and normalized during the day.
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All tracks have reopened.
All lanes were reopened and traffic officials cleared the wreckage.
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30 minutes late
The traffic monitoring system reports “heavy traffic jams” in the area.
The vehicles involved were moved to the side of the road and all lanes were reopened, but delays of around 30 minutes are expected.
Traffic was stopped until around 8:10 am.
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Traffic Police on site
Emergency services work at the scene of the accident.
Here is the latest news from Traffic Wales:
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traffic stops
All westbound traffic has been temporarily stopped while restoration work continues.
Traffic has now returned to Junction 27 High Cross.
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Traffic jams are increasing
One lane is closed at Junction 29 and there is a traffic jam to the west.
These are the delays at Junction 28 Tredegar Park.
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Source: Wales Online
Now the traffic jams are gone
Traffic was slow and normalized during the day.
All tracks have reopened.
All lanes were reopened and traffic officials cleared the wreckage.
30 minutes late
The traffic monitoring system reports “heavy traffic jams” in the area.
The vehicles involved were moved to the side of the road and all lanes were reopened, but delays of around 30 minutes are expected.
Traffic was stopped until around 8:10 am.
Traffic Police on site
Emergency services work at the scene of the accident.
Here is the latest news from Traffic Wales:
traffic stops
All westbound traffic has been temporarily stopped while restoration work continues.
Traffic has now returned to Junction 27 High Cross.
Traffic jams are increasing
One lane is closed at Junction 29 and there is a traffic jam to the west.
These are the delays at Junction 28 Tredegar Park.

John Cameron is a journalist at The Nation View specializing in world news and current events, particularly in international politics and diplomacy. With expertise in international relations, he covers a range of topics including conflicts, politics and economic trends.