M4 eastbound Reading Services exit and entry slip road closure
ClearedM4 eastbound Reading Services exit and entry slip road closure
- Start time
- Mon, Oct 20, 2025 8:00 PM
- Expected end
- Tue, Oct 21, 2025 5:00 AM
- Duration
- 9 hours
- Road
- M4 – M4 Entry Slip At Reading Services
- Category
- Road Maintenance
- Direction
- Eastbound
- Carriageway
- Dual Carriageway
- Reason
- Maintenance Work
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details
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- First published
- Thu, Sep 18, 2025 2:39 PM
- Last updated
- Mon, Oct 20, 2025 7:35 PM
- Cleared
- Tue, Oct 21, 2025 5:00 AM
- Latest update: M4 eastbound Reading Services exit and entry slip road closure
- Coordinates
- 51.423816, -1.031696
- Latitude span
- 51.422555 – 51.424969
- Longitude span
- -1.035953 – -1.026889
- Bounding box centre
- 51.423762, -1.031421
- Location descriptions
-
- M4 entry slip at Reading Services
- M4 Exit slip at Reading Services
- M4 eastbound between J12 and J11
- Feed validity status
- Planned
- Overall feed start
- Mon, Oct 20, 2025 8:00 PM
- Overall feed end
- Tue, Oct 21, 2025 5:00 AM
- Feed window length
- 9 hours
- Probability code (raw)
- probable
- 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
27 coordinate pairs- Description
- M4 entry slip at Reading Services
- Lanes Restricted
- 1 lane 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
- {6381DEAE-C210-741F-C2C1-36690AF6BCD0}
- Linear Element Type
- B Carriageway Exit Slip
- From Distance
- 7 m
- To Distance
- 274 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.423828 -1.031418 51.423821 -1.031411 51.423814 -1.031403 51.423761 -1.03134 51.423759 -1.031338 51.423722 -1.031291 51.423691 -1.031225 51.423664 -1.031167 51.423662 -1.031162 51.423659 -1.031155 51.423655 -1.031148 51.423597 -1.030957 51.423551 -1.030786 51.423529 -1.030706 51.423438 -1.030368 51.42336 -1.030097 51.42332 -1.02996 51.423286 -1.029832 51.423217 -1.029572 51.423107 -1.029146 51.42308 -1.02904 51.422953 -1.028541 51.422891 -1.02827 51.422837 -1.02811 51.422803 -1.02805 51.422784 -1.028011 51.422783 -1.028009
Segment 2
24 coordinate pairs- Description
- M4 Exit slip at Reading Services
- Lanes Restricted
- 1 lane 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
- {EC0C811A-C2EC-C46C-4DCF-9CEE829AB7AA}
- Linear Element Type
- B Carriageway Exit Slip
- From Distance
- 0 m
- To Distance
- 186 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.424572 -1.034771 51.424545 -1.034515 51.42452 -1.034424 51.424451 -1.034171 51.424373 -1.033893 51.42437 -1.033877 51.42432 -1.033673 51.424299 -1.033581 51.424294 -1.033563 51.424253 -1.033383 51.424226 -1.03324 51.424183 -1.03305 51.424156 -1.032932 51.424132 -1.032825 51.424131 -1.03282 51.42413 -1.032815 51.424127 -1.032802 51.4241 -1.032663 51.424086 -1.032561 51.424082 -1.032452 51.42408 -1.032396 51.424083 -1.032336 51.424086 -1.032277 51.42409 -1.032236
Segment 3
5 coordinate pairs- Description
- M4 eastbound between J12 and J11
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 4 lanes restricted
- Operational Lanes
- 0 operational lanes
- Direction On Section
- East Bound
- Direction Relative
- Aligned
- Height Grade
- Start2 End1
- Linear Element Road
- M4
- Linear Element Model
- The Network Model
- Linear Element Id
- {D2FD8BCC-65D0-40B9-A11F-6FFDC46BEB94}
- Linear Element Type
- B Carriageway
- From Distance
- 1,477 m
- To Distance
- 1,570 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.424969 -1.035953 51.424926 -1.03583 51.424678 -1.035088 51.424678 -1.035088 51.424572 -1.034771
Segment 4
3 coordinate pairs- Description
- M4 eastbound between J12 and J11
- 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
- {14B0352D-F889-48D8-9C8F-DADDD9A46BE3}
- Linear Element Type
- B Carriageway
- From Distance
- 0 m
- To Distance
- 81 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.422783 -1.028009 51.422713 -1.027667 51.422555 -1.026889
- Geometry type
- MultiLineString
- Geometry points
- 59
- First coordinate pair
- -1.031418, 51.423828
- Road section segments
- 1
- Road section points
- 59
View geometry JSON
{
"type": "MultiLineString",
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-1.031338,
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[
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[
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[
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51.424678
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View road section coordinates
[
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51.423828
],
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51.423821
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51.423664
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51.423662
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51.423655
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51.423597
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51.423551
],
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51.423529
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-1.030368,
51.423438
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51.42336
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[
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51.42332
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[
-1.032396,
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],
[
-1.032336,
51.424083
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[
-1.032277,
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-1.032236,
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-1.035953,
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-1.03583,
51.424926
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-1.035088,
51.424678
],
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- Cause type
- Road Maintenance
- Detailed cause
- Maintenance Work
- Compliance
- Mandatory
- Probability
- Probable
- Validity status
- Planned
- Road management
- Carriageway Closures
- Feed provider
- National Highways
- Data source
- Roadworks
- Feed version
- 1
- Record created
- Thu, Sep 18, 2025 2:39 PM
- Record versioned
- Mon, Oct 20, 2025 7:35 PM
- Coordinate source
- Geometry
Driving on the M4? See every live closure, roadwork and planned restriction on this road.
M4 live closuresRelated incidents
M4 Eastbound Jct 3 to Jct 1 carriageway closure
Cleared Roadworks National Highways
Hounslow
M4 · M4 Eastbound Within J3
Cleared 1 day 22 hours ago
Started 12 Jun 2026, 22:00
Ended 12 Jun 2026, 22:00
M4 Eastbound Jct 3 to Jct 1 carriageway closure
Category: Construction Work
View update
M4 eastbound Jct 23 to 22 lane 1 and 2 closed (203/3B to 195/7B)
Cleared Roadworks National Highways
Monmouthshire
M4 · M4 Eastbound Between J23 And J22
Cleared 1 day 21 hours ago
Started 12 Jun 2026, 20:35
Ended 12 Jun 2026, 23:15
M4 eastbound Jct 23 to 22 lane 1 and 2 closed (203/3B to 195/7B)
Category: Road Maintenance
View update
M4 eastbound IPV mobile lane closure
Cleared Roadworks National Highways
Bristol
M4 · M4 Eastbound Within J20
Cleared 1 day 15 hours ago
Started 12 Jun 2026, 20:00
Ended 13 Jun 2026, 05:00
M4 eastbound IPV mobile lane closure
Category: Road Maintenance
View update
M4 eastbound Jct 23 to 22 lane 1 and 2 closed (203/3B to 195/7B)
Cleared Roadworks National Highways
Monmouthshire
M4 · M4 Eastbound Between J23 And J22
Cleared 1 day 15 hours ago
Started 12 Jun 2026, 20:00
Ended 13 Jun 2026, 05:00
M4 eastbound Jct 23 to 22 lane 1 and 2 closed (203/3B to 195/7B)
Category: Road Maintenance
View update
M4 eastbound lane 3 closure (103/0 - 99/1)
Cleared Roadworks National Highways
West Berkshire
M4 · M4 Eastbound Between J14 And J13
Cleared 1 day 15 hours ago
Started 12 Jun 2026, 19:30
Ended 13 Jun 2026, 05:00
M4 eastbound lane 3 closure (103/0 - 99/1)
Category: Road Maintenance
View update
M4 Eastbound Jct 3 to Jct 1 carriageway closure
Cleared Roadworks National Highways
Hounslow
M4 · M4 Eastbound Within J3
Cleared 2 days 16 hours ago
Started 11 Jun 2026, 21:00
Ended 12 Jun 2026, 04:10
M4 Eastbound Jct 3 to Jct 1 carriageway closure
Category: Construction Work
View update