M4 eastbound Jct 23 to 22 Prince of Wales Bridge carriageway closure
ClearedM4 eastbound Jct 23 to 22 Prince of Wales Bridge carriageway closure
- Start time
- Wed, May 20, 2026 8:04 PM
- Expected end
- Thu, May 21, 2026 5:00 AM
- Duration
- 8 hours 56 minutes
- Road
- M4 – M4 Eastbound Between J23 And J22
- Category
- Road Maintenance
- Direction
- Eastbound
- Carriageway
- Dual Carriageway
- Reason
- Maintenance Work
Move Insights
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- First published
- Wed, May 20, 2026 8:04 PM
- Last updated
- Thu, May 21, 2026 1:58 AM
- Cleared
- Thu, May 21, 2026 5:00 AM
- Latest update: M4 eastbound Jct 23 to 22 Prince of Wales Bridge carriageway closure
- Coordinates
- 51.576598, -2.709758
- Latitude span
- 51.570206 – 51.582446
- Longitude span
- -2.743110 – -2.679534
- Bounding box centre
- 51.576326, -2.711322
- Location descriptions
-
- M4 eastbound between J23 and J22
- Feed validity status
- Active
- Overall feed start
- Wed, May 20, 2026 8:04 PM
- Overall feed end
- Thu, May 21, 2026 5:00 AM
- Feed window length
- 8 hours 56 minutes
- Probability code (raw)
- certain
- Compliance option (raw)
- mandatory
- Source identification (raw)
- roadworks
- Management type value
- carriagewayClosures (Carriageway Closures)
- Contra-flow flag (raw)
- false
- Width restriction flag (raw)
- false
- Height restriction flag (raw)
- false
- Weight restriction flag (raw)
- false
Segment 1
28 coordinate pairs- Description
- M4 eastbound between J23 and J22
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 4 lanes restricted
- Operational Lanes
- 0 operational lanes
- Direction On Section
- East Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End1
- Linear Element Road
- M4
- Linear Element Model
- The Network Model
- Linear Element Id
- {BA3489E5-7B97-4254-B2FF-E01622524675}
- Linear Element Type
- B Carriageway
- From Distance
- 0 m
- To Distance
- 2,019 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.576094 -2.707009 51.576069 -2.70691 51.575788 -2.705823 51.574242 -2.699796 51.573685 -2.697623 51.573016 -2.695016 51.572879 -2.694481 51.572756 -2.694002 51.572484 -2.692901 51.572484 -2.692887 51.572238 -2.691858 51.572177 -2.691598 51.572133 -2.691395 51.571783 -2.689817 51.571774 -2.689788 51.57152 -2.688529 51.571294 -2.687313 51.571294 -2.687299 51.571294 -2.687284 51.571033 -2.685794 51.570868 -2.684767 51.570816 -2.684406 51.570678 -2.683466 51.570661 -2.683336 51.57054 -2.68244 51.570411 -2.681442 51.570308 -2.680546 51.570206 -2.679534
Segment 2
29 coordinate pairs- Description
- M4 eastbound between J23 and J22
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 4 lanes restricted
- Operational Lanes
- 0 operational lanes
- Direction On Section
- East Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End1
- Linear Element Road
- M4
- Linear Element Model
- The Network Model
- Linear Element Id
- {26F7B1EB-E1EC-C102-A496-53FA1CA628CC}
- Linear Element Type
- B Carriageway
- From Distance
- 0 m
- To Distance
- 2,626 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.582383 -2.74311 51.582439 -2.741728 51.582445 -2.739507 51.582446 -2.739085 51.582431 -2.738662 51.582376 -2.73716 51.582361 -2.736739 51.582231 -2.734821 51.582217 -2.734655 51.58207 -2.733146 51.581945 -2.732131 51.581876 -2.731576 51.581667 -2.730079 51.58154 -2.72917 51.581375 -2.728267 51.581358 -2.728178 51.581348 -2.728119 51.581227 -2.727462 51.58112 -2.726949 51.580912 -2.72596 51.580839 -2.725607 51.580752 -2.725251 51.580468 -2.724075 51.580318 -2.723457 51.578445 -2.716168 51.577552 -2.712695 51.57717 -2.71121 51.576125 -2.707145 51.576094 -2.707009
- Geometry type
- MultiLineString
- Geometry points
- 57
- First coordinate pair
- -2.707009, 51.576094
- Road section segments
- 1
- Road section points
- 57
View geometry JSON
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View road section coordinates
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- Cause type
- Road Maintenance
- Detailed cause
- Maintenance Work
- Compliance
- Mandatory
- Probability
- Certain
- Validity status
- Active
- Road management
- Carriageway Closures
- Feed provider
- National Highways
- Data source
- Roadworks
- Feed version
- 1
- Record created
- Wed, May 20, 2026 8:04 PM
- Record versioned
- Thu, May 21, 2026 1:58 AM
- Coordinate source
- Geometry
Driving on the M4? See every live closure, roadwork and planned restriction on this road.
M4 live closuresRelated incidents
M4 : Westbound : J23 Rogiet : 15/06/26-17/06/26 2000-0600 : Maintenance work : Closed : Diversions in place :
Active Roadworks Traffic WalesDescription: M4 : Westbound : J23 Rogiet : 15/06/26-17/06/26 2000-0600 : Maintenance work : Closed : Diversions in place :, Start time: 15/06/2026 20:00 , End Date: 17/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/06/2026 8:02
M4 : Eastbound : J23 Rogiet : 17/06/26-19/06/26 2000-0600 : Maintenance work : Closed : Diversions in place :
Active Roadworks Traffic WalesDescription: M4 : Eastbound : J23 Rogiet : 17/06/26-19/06/26 2000-0600 : Maintenance work : Closed : Diversions in place :, Start time: 17/06/2026 20:00 , End Date: 19/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/06/2026 8:04
A40 : Eastbound : Monmouth Dixton R/bout to Servicebridge : 14/04/26-30/06/26 0600 : Contraflow :
Active Roadworks Traffic WalesDescription: A40 : Eastbound : Monmouth Dixton R/bout to Servicebridge : 14/04/26-30/06/26 0600 : Contraflow :, Start time: 14/04/2026 6:00 , End Date: 30/06/2026 6:00, Severity: Severe, Source: Welsh Government, Last updated: 14/04/2026 6:00
A40 : Eastbound : Westbound : Abergavenny Hardwick R/bout to Abergavenny : 04/03/26-25/06/26 0930-1530 : Roadworks : STOP/GO in use :
Active Roadworks Traffic WalesDescription: A40 : Eastbound : Westbound : Abergavenny Hardwick R/bout to Abergavenny : 04/03/26-25/06/26 0930-1530 : Roadworks : STOP/GO in use :, Start time: 04/03/2026 9:30 , End Date: 25/06/2026 15:30, Severity: Moderate, Source: Welsh Government, Last updated: 03/04/2026 11:10
M4 Eastbound Jct 3 to Jct 1 carriageway closure
Cleared Roadworks National HighwaysCleared 2 days 1 hour ago
M4 Eastbound Jct 3 to Jct 1 carriageway closure
M4 eastbound Jct 23 to 22 lane 1 and 2 closed (203/3B to 195/7B)
Cleared Roadworks National HighwaysCleared 2 days 3 minutes ago
M4 eastbound Jct 23 to 22 lane 1 and 2 closed (203/3B to 195/7B)