M4 eastbound lane 1 and 2 closure (34/0 to 31/2) and lane closure on Jct 5 exit slip
PlannedM4 eastbound lane 1 and 2 closure (34/0 to 31/2) and lane closure on Jct 5 exit slip
- Start time
- Tue, Mar 31, 2026 7:00 PM
- Expected end
- Wed, Apr 1, 2026 5:00 AM
- Duration
- 10 hours
- Road
- M4 – M4 Eastbound Between J6 And J5
- Category
- Road Maintenance
- Direction
- Eastbound
- Carriageway
- Dual Carriageway
- Lanes affected
- 2 of 2 lanes affected, 2 of 1 lanes affected
- Reason
- Maintenance Work
Active
Planned
Cleared
Hover or tap markers for full details
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Flood risk assessment
Planning history
EPC ratings & more
- First published
- Tue, Mar 31, 2026 12:42 AM
- Last updated
- Wed, Apr 1, 2026 3:52 AM
- Cleared
- Wed, Apr 1, 2026 5:00 AM
- Latest update: M4 eastbound lane 1 and 2 closure (34/0 to 31/2) and lane closure on Jct 5 exit slip
- Coordinates
- 51.488451, -0.563439
- Latitude span
- 51.486577 – 51.491458
- Longitude span
- -0.580690 – -0.544381
- Bounding box centre
- 51.489018, -0.562536
- Location descriptions
-
- M4 eastbound between J6 and J5
- M4 eastbound within J5
- Feed validity status
- Planned
- Overall feed start
- Tue, Mar 31, 2026 7:00 PM
- Overall feed end
- Wed, Apr 1, 2026 5:00 AM
- Feed window length
- 10 hours
- Probability code (raw)
- probable
- Compliance option (raw)
- mandatory
- Source identification (raw)
- roadworks
- Management type value
- other
- Contra-flow flag (raw)
- false
- Width restriction flag (raw)
- false
- Height restriction flag (raw)
- false
- Weight restriction flag (raw)
- false
Segment 1
15 coordinate pairs- Description
- M4 eastbound between J6 and J5
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 2 lanes restricted
- Operational Lanes
- 2 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
- {068C0EB9-E240-4DFE-B996-F6E071EDD4E5}
- Linear Element Type
- B Carriageway
- From Distance
- 860 m
- To Distance
- 1,437 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.491072 -0.58069 51.490877 -0.580459 51.490776 -0.580318 51.490319 -0.579684 51.490044 -0.579275 51.489741 -0.578766 51.489392 -0.578143 51.489115 -0.577604 51.488931 -0.577235 51.488672 -0.576667 51.488385 -0.575985 51.488209 -0.5755 51.488088 -0.575187 51.487976 -0.574874 51.487803 -0.574323
Segment 2
3 coordinate pairs- Description
- M4 eastbound within J5
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 2 lanes restricted
- Operational Lanes
- 1 operational lane
- Direction On Section
- East Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End2
- Linear Element Road
- M4
- Linear Element Model
- The Network Model
- Linear Element Id
- {F1D213A3-EF90-165A-A2EC-687CB848055B}
- Linear Element Type
- B Carriageway
- From Distance
- 0 m
- To Distance
- 147 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.490939 -0.546328 51.491027 -0.545997 51.491458 -0.544381
Segment 3
6 coordinate pairs- Description
- M4 eastbound within J5
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 2 lanes restricted
- Operational Lanes
- 2 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
- {4AE6FFC3-8638-D5A0-2A8D-DD39D45FECFC}
- Linear Element Type
- B Carriageway
- From Distance
- 0 m
- To Distance
- 295 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.489843 -0.55021 51.48995 -0.549844 51.49053 -0.547862 51.490851 -0.546659 51.490851 -0.546659 51.490939 -0.546328
Segment 4
50 coordinate pairs- Description
- M4 eastbound between J6 and J5
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 2 lanes restricted
- Operational Lanes
- 2 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
- {4CB54456-8BB5-4985-B157-0BF450980DE7}
- Linear Element Type
- B Carriageway
- From Distance
- 0 m
- To Distance
- 1,765 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.487803 -0.574323 51.487743 -0.574132 51.487715 -0.574061 51.487705 -0.574027 51.487701 -0.574013 51.487668 -0.57389 51.487489 -0.573218 51.487309 -0.572489 51.48716 -0.571785 51.487061 -0.571316 51.486954 -0.570671 51.486799 -0.569592 51.486777 -0.569438 51.4867 -0.568723 51.486666 -0.568404 51.486633 -0.567945 51.486593 -0.566909 51.486589 -0.566563 51.486577 -0.56557 51.48658 -0.565188 51.48658 -0.565109 51.4866 -0.564489 51.486653 -0.563666 51.486724 -0.562915 51.486739 -0.562746 51.486748 -0.56264 51.486838 -0.56197 51.486847 -0.561903 51.486954 -0.561136 51.487081 -0.560455 51.487233 -0.559687 51.487347 -0.559206 51.487404 -0.558961 51.487593 -0.558221 51.488326 -0.555648 51.488514 -0.554922 51.488798 -0.553967 51.488851 -0.553788 51.488988 -0.553282 51.4892 -0.552497 51.489589 -0.551099 51.489614 -0.551011 51.489695 -0.55073 51.489695 -0.550729 51.489695 -0.550728 51.48975 -0.550537 51.489751 -0.550532 51.489835 -0.550241 51.489841 -0.550217 51.489843 -0.55021
- Geometry type
- MultiLineString
- Geometry points
- 74
- First coordinate pair
- -0.580690, 51.491072
- Road section segments
- 1
- Road section points
- 74
View geometry JSON
{
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-0.560455,
51.487081
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-0.559687,
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View road section coordinates
[
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- Cause type
- Road Maintenance
- Detailed cause
- Maintenance Work
- Compliance
- Mandatory
- Probability
- Probable
- Validity status
- Planned
- Road management
- Other
- Feed provider
- National Highways
- Data source
- Roadworks
- Feed version
- 1
- Record created
- Tue, Mar 31, 2026 12:42 AM
- Record versioned
- Wed, Apr 1, 2026 3:52 AM
- Coordinate source
- Geometry
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