M4 eastbound lane 1 closure (85/3 to 81/5)
PlannedM4 eastbound lane 1 closure (85/3 to 81/5)
- Start time
- Mon, Aug 10, 2026 7:00 PM
- Expected end
- Tue, Aug 11, 2026 5:00 AM
- Duration
- 10 hours
- Road
- M4 – M4 Eastbound Between J13 And J12
- Category
- Road Maintenance
- Direction
- Eastbound
- Carriageway
- Dual Carriageway
- Lanes affected
- Lane 1 closed, 1 of 3 lanes affected
- Reason
- Maintenance Work
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details
Move Insights
Thinking of moving to this area?
Check flood risk, planning history, EPC ratings and more with a Move Insights property report.
Flood risk assessment
Planning history
EPC ratings & more
- First published
- Wed, Jul 1, 2026 12:03 PM
- Last updated
- Mon, Aug 10, 2026 3:41 AM
- Cleared
- Tue, Aug 11, 2026 5:00 AM
- Latest update: M4 eastbound lane 1 closure (85/3 to 81/5)
- Coordinates
- 51.460348, -1.197317
- Latitude span
- 51.458586 – 51.463168
- Longitude span
- -1.223762 – -1.170557
- Bounding box centre
- 51.460877, -1.197160
- Location descriptions
-
- M4 eastbound between J13 and J12
- Feed validity status
- Planned
- Overall feed start
- Mon, Aug 10, 2026 7:00 PM
- Overall feed end
- Tue, Aug 11, 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
11 coordinate pairs- Description
- M4 eastbound between J13 and J12
- Carriageway
- Dual Carriageway
- Lane Usage
- Cl1
- Lane Number
- 1
- Lane Status
- Closed
- Lane Direction
- Aligned
- Lanes Restricted
- 1 lane restricted
- Operational Lanes
- 3 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
- {656CE24A-7DC5-4C6B-94B3-AD7BDD58F4E6}
- Linear Element Type
- B Carriageway
- From Distance
- 0 m
- To Distance
- 476 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.459828 -1.18416 51.459939 -1.183395 51.460007 -1.182789 51.460066 -1.182293 51.4601 -1.18201 51.460108 -1.181937 51.460219 -1.180929 51.460379 -1.179111 51.460445 -1.178289 51.460484 -1.177407 51.460484 -1.177393
Segment 2
29 coordinate pairs- Description
- M4 eastbound between J13 and J12
- Carriageway
- Dual Carriageway
- Lane Usage
- Cl1
- Lane Number
- 1
- Lane Status
- Closed
- Lane Direction
- Aligned
- Lanes Restricted
- 1 lane restricted
- Operational Lanes
- 3 operational lanes
- 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
- {8B50833F-3FCA-463A-B396-9C6C59C1F58D}
- Linear Element Type
- B Carriageway
- From Distance
- 0 m
- To Distance
- 1,388 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.4596 -1.203722 51.459583 -1.203636 51.459437 -1.202987 51.459306 -1.202379 51.459212 -1.201906 51.459156 -1.201562 51.458953 -1.200241 51.458814 -1.199179 51.458779 -1.198811 51.458697 -1.197886 51.458636 -1.196807 51.458606 -1.196032 51.458593 -1.19566 51.45859 -1.195341 51.458586 -1.194865 51.458599 -1.194044 51.458606 -1.193828 51.458662 -1.192412 51.458769 -1.191073 51.458803 -1.190799 51.458922 -1.189717 51.458999 -1.189198 51.459137 -1.18826 51.459258 -1.187596 51.459301 -1.187379 51.459595 -1.185675 51.459779 -1.184534 51.459802 -1.184391 51.459828 -1.18416
Segment 3
6 coordinate pairs- Description
- M4 eastbound between J13 and J12
- Carriageway
- Dual Carriageway
- Lane Usage
- Cl1
- Lane Number
- 1
- Lane Status
- Closed
- Lane Direction
- Aligned
- Lanes Restricted
- 1 lane restricted
- Operational Lanes
- 3 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
- {E7AF0DE5-5890-4D22-9598-ACBE2F58B1B7}
- Linear Element Type
- B Carriageway
- From Distance
- 0 m
- To Distance
- 475 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.460484 -1.177393 51.460559 -1.175736 51.460594 -1.174412 51.460613 -1.173462 51.460609 -1.17178 51.460587 -1.170557
Segment 4
25 coordinate pairs- Description
- M4 eastbound between J13 and J12
- Carriageway
- Dual Carriageway
- Lane Usage
- Cl1
- Lane Number
- 1
- Lane Status
- Closed
- Lane Direction
- Aligned
- Lanes Restricted
- 1 lane restricted
- Operational Lanes
- 3 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
- {DD8900A6-4F7B-47F7-8B4A-E8BB9EA14B62}
- Linear Element Type
- B Carriageway
- From Distance
- 125 m
- To Distance
- 1,588 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.463167 -1.223762 51.463168 -1.223641 51.463157 -1.222877 51.463142 -1.221999 51.463119 -1.22128 51.463068 -1.220086 51.462988 -1.21905 51.462874 -1.217914 51.462728 -1.216606 51.462539 -1.215328 51.462464 -1.21484 51.462418 -1.214596 51.462408 -1.214568 51.46235 -1.214122 51.462008 -1.212445 51.46185 -1.211714 51.461552 -1.210509 51.461337 -1.209696 51.460718 -1.207609 51.460214 -1.20596 51.460129 -1.20569 51.46 -1.205246 51.459877 -1.204818 51.45974 -1.2043 51.4596 -1.203722
- Geometry type
- MultiLineString
- Geometry points
- 71
- First coordinate pair
- -1.184160, 51.459828
- Road section segments
- 1
- Road section points
- 71
View geometry JSON
{
"type": "MultiLineString",
"coordinates": [
[
[
-1.18416,
51.459828
],
[
-1.183395,
51.459939
],
[
-1.182789,
51.460007
],
[
-1.182293,
51.460066
],
[
-1.18201,
51.4601
],
[
-1.181937,
51.460108
],
[
-1.180929,
51.460219
],
[
-1.179111,
51.460379
],
[
-1.178289,
51.460445
],
[
-1.177407,
51.460484
],
[
-1.177393,
51.460484
],
[
-1.203722,
51.4596
],
[
-1.203636,
51.459583
],
[
-1.202987,
51.459437
],
[
-1.202379,
51.459306
],
[
-1.201906,
51.459212
],
[
-1.201562,
51.459156
],
[
-1.200241,
51.458953
],
[
-1.199179,
51.458814
],
[
-1.198811,
51.458779
],
[
-1.197886,
51.458697
],
[
-1.196807,
51.458636
],
[
-1.196032,
51.458606
],
[
-1.19566,
51.458593
],
[
-1.195341,
51.45859
],
[
-1.194865,
51.458586
],
[
-1.194044,
51.458599
],
[
-1.193828,
51.458606
],
[
-1.192412,
51.458662
],
[
-1.191073,
51.458769
],
[
-1.190799,
51.458803
],
[
-1.189717,
51.458922
],
[
-1.189198,
51.458999
],
[
-1.18826,
51.459137
],
[
-1.187596,
51.459258
],
[
-1.187379,
51.459301
],
[
-1.185675,
51.459595
],
[
-1.184534,
51.459779
],
[
-1.184391,
51.459802
],
[
-1.18416,
51.459828
],
[
-1.177393,
51.460484
],
[
-1.175736,
51.460559
],
[
-1.174412,
51.460594
],
[
-1.173462,
51.460613
],
[
-1.17178,
51.460609
],
[
-1.170557,
51.460587
],
[
-1.223762,
51.463167
],
[
-1.223641,
51.463168
],
[
-1.222877,
51.463157
],
[
-1.221999,
51.463142
],
[
-1.22128,
51.463119
],
[
-1.220086,
51.463068
],
[
-1.21905,
51.462988
],
[
-1.217914,
51.462874
],
[
-1.216606,
51.462728
],
[
-1.215328,
51.462539
],
[
-1.21484,
51.462464
],
[
-1.214596,
51.462418
],
[
-1.214568,
51.462408
],
[
-1.214122,
51.46235
],
[
-1.212445,
51.462008
],
[
-1.211714,
51.46185
],
[
-1.210509,
51.461552
],
[
-1.209696,
51.461337
],
[
-1.207609,
51.460718
],
[
-1.20596,
51.460214
],
[
-1.20569,
51.460129
],
[
-1.205246,
51.46
],
[
-1.204818,
51.459877
],
[
-1.2043,
51.45974
],
[
-1.203722,
51.4596
]
]
]
}
View road section coordinates
[
[
[
-1.18416,
51.459828
],
[
-1.183395,
51.459939
],
[
-1.182789,
51.460007
],
[
-1.182293,
51.460066
],
[
-1.18201,
51.4601
],
[
-1.181937,
51.460108
],
[
-1.180929,
51.460219
],
[
-1.179111,
51.460379
],
[
-1.178289,
51.460445
],
[
-1.177407,
51.460484
],
[
-1.177393,
51.460484
],
[
-1.203722,
51.4596
],
[
-1.203636,
51.459583
],
[
-1.202987,
51.459437
],
[
-1.202379,
51.459306
],
[
-1.201906,
51.459212
],
[
-1.201562,
51.459156
],
[
-1.200241,
51.458953
],
[
-1.199179,
51.458814
],
[
-1.198811,
51.458779
],
[
-1.197886,
51.458697
],
[
-1.196807,
51.458636
],
[
-1.196032,
51.458606
],
[
-1.19566,
51.458593
],
[
-1.195341,
51.45859
],
[
-1.194865,
51.458586
],
[
-1.194044,
51.458599
],
[
-1.193828,
51.458606
],
[
-1.192412,
51.458662
],
[
-1.191073,
51.458769
],
[
-1.190799,
51.458803
],
[
-1.189717,
51.458922
],
[
-1.189198,
51.458999
],
[
-1.18826,
51.459137
],
[
-1.187596,
51.459258
],
[
-1.187379,
51.459301
],
[
-1.185675,
51.459595
],
[
-1.184534,
51.459779
],
[
-1.184391,
51.459802
],
[
-1.18416,
51.459828
],
[
-1.177393,
51.460484
],
[
-1.175736,
51.460559
],
[
-1.174412,
51.460594
],
[
-1.173462,
51.460613
],
[
-1.17178,
51.460609
],
[
-1.170557,
51.460587
],
[
-1.223762,
51.463167
],
[
-1.223641,
51.463168
],
[
-1.222877,
51.463157
],
[
-1.221999,
51.463142
],
[
-1.22128,
51.463119
],
[
-1.220086,
51.463068
],
[
-1.21905,
51.462988
],
[
-1.217914,
51.462874
],
[
-1.216606,
51.462728
],
[
-1.215328,
51.462539
],
[
-1.21484,
51.462464
],
[
-1.214596,
51.462418
],
[
-1.214568,
51.462408
],
[
-1.214122,
51.46235
],
[
-1.212445,
51.462008
],
[
-1.211714,
51.46185
],
[
-1.210509,
51.461552
],
[
-1.209696,
51.461337
],
[
-1.207609,
51.460718
],
[
-1.20596,
51.460214
],
[
-1.20569,
51.460129
],
[
-1.205246,
51.46
],
[
-1.204818,
51.459877
],
[
-1.2043,
51.45974
],
[
-1.203722,
51.4596
]
]
]
- 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
- Wed, Jul 1, 2026 12:03 PM
- Record versioned
- Mon, Aug 10, 2026 3:41 AM
- 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 5 to Jct 4B Lane 1 closure
Planned Roadworks National Highways
Slough
M4 · M4 Eastbound Between J5 And J4B
Starts in 17 hours 13 minutes
Starts 10 Aug 2026, 21:00
Expected clear 11 Aug 2026, 04:30
M4 Eastbound Jct 5 to Jct 4B Lane 1 closure
Category: Road Maintenance
View update
M25 Clockwise Jct 15 to Jct 16 and M4 Eastbound and westbound link road closure to M25 Anti-clockwise
Planned Roadworks National Highways
Slough
M4 · Link Road From M4 J4B Eastbound To M25 J15
Starts in 17 hours 13 minutes
Starts 10 Aug 2026, 21:00
Expected clear 11 Aug 2026, 04:30
M25 Clockwise Jct 15 to Jct 16 and M4 Eastbound and westbound link road closure to M25 Anti-clockwise
Category: Road Maintenance
View update
M4 eastbound lane 3 and 2 closure (117/4 to 112/8)
Planned Roadworks National Highways
Wiltshire
M4 · M4 Eastbound Between J15 And J14
Starts in 15 hours 43 minutes
Starts 10 Aug 2026, 19:30
Expected clear 11 Aug 2026, 05:00
M4 eastbound lane 3 and 2 closure (117/4 to 112/8)
Category: Road Maintenance
View update
M4 eastbound Jct 23 to Jct 22 lane closure 203/2-196/9
Planned Roadworks National Highways
Monmouthshire
M4 · M4 Eastbound Between J23 And J22
Starts in 15 hours 13 minutes
Starts 10 Aug 2026, 19:00
Expected clear 11 Aug 2026, 05:00
M4 eastbound Jct 23 to Jct 22 lane closure 203/2-196/9
Category: Road Maintenance
View update
M4 westbound Jct 21 to 22 lane closure 194/2-195/0
Planned Roadworks National Highways
South Gloucestershire
M4 · M4 Westbound Between J21 And J22
Starts in 15 hours 13 minutes
Starts 10 Aug 2026, 19:00
Expected clear 11 Aug 2026, 05:00
M4 westbound Jct 21 to 22 lane closure 194/2-195/0
Category: Road Maintenance
View update
M4 eastbound Jct 5 entry slip road lane closures
Planned Roadworks National Highways
Slough
M4 · M4 J5 Eastbound Access
Starts in 15 hours 13 minutes
Starts 10 Aug 2026, 19:00
Expected clear 11 Aug 2026, 05:00
M4 eastbound Jct 5 entry slip road lane closures
Category: Road Maintenance
View update