Crash View

M4 eastbound Jct 8/9 to Jct 7 carriageway closure

Cleared

M4 eastbound Jct 8/9 to Jct 7 carriageway closure

Start time
Mon, Sep 14, 2026 8:00 PM
Expected end
Tue, Sep 15, 2026 5:00 AM
Duration
9 hours
Road
M4 – M4 Eastbound Between J8 And J7
Category
Construction Work
Direction
Eastbound
Carriageway
Dual Carriageway
Reason
Road Improvement Or Upgrading
Live incident
Active roadworks
Planned
Cleared
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First published
Mon, Sep 7, 2026 1:24 PM
Last updated
Tue, Sep 15, 2026 4:22 AM
Cleared
Tue, Sep 15, 2026 5:00 AM
  • Latest update: M4 eastbound Jct 8/9 to Jct 7 carriageway closure
Coordinates
51.503825, -0.696297
Latitude span
51.499281 – 51.511873
Longitude span
-0.722888 – -0.660756
Bounding box centre
51.505577, -0.691822
Location descriptions
  • M4 eastbound between J8 and J7
  • M4 J8 eastbound access
Feed validity status
Planned
Overall feed start
Mon, Sep 14, 2026 8:00 PM
Overall feed end
Tue, Sep 15, 2026 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

14 coordinate pairs
Description
M4 eastbound between J8 and J7
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
{FA372F9E-B295-4196-A9F6-3BF4376AAB80}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
1,109 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.499812 -0.704022
51.499824 -0.703922
51.500045 -0.70272
51.500267 -0.701705
51.500456 -0.700908
51.500741 -0.699862
51.500967 -0.699106
51.501288 -0.698132
51.501585 -0.697317
51.501935 -0.696428
51.502496 -0.695173
51.502672 -0.694793
51.504545 -0.690964
51.504837 -0.690383

Segment 2

5 coordinate pairs
Description
M4 eastbound between J8 and J7
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
{24ABFEBB-4AB3-4668-830E-2F661F3C1F80}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
26 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.499341 -0.71311
51.499336 -0.713001
51.499338 -0.712908
51.499335 -0.712836
51.499329 -0.712723

Segment 3

8 coordinate pairs
Description
M4 eastbound between J8 and J7
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
{C6A2BE1D-F45B-4FE9-9968-7CAA6877DCEA}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
383 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.504837 -0.690383
51.504919 -0.690219
51.505336 -0.689357
51.505599 -0.68887
51.506086 -0.687904
51.50653 -0.687002
51.506923 -0.686189
51.506984 -0.686066

Segment 4

5 coordinate pairs
Description
M4 eastbound between J8 and J7
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
{222EB34E-958B-6040-13F8-67720D14759A}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
274 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.499587 -0.717042
51.499571 -0.716622
51.499541 -0.715859
51.49945 -0.714685
51.499341 -0.71311

Segment 5

4 coordinate pairs
Description
M4 J8 eastbound access
Lanes Restricted
2 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
{679FEC38-2CCE-67CE-988F-B2E67C3BBA70}
Linear Element Type
B Carriageway Entry Slip
From Distance
0 m
To Distance
161 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.499694 -0.719357
51.499698 -0.718765
51.499654 -0.717412
51.499587 -0.717042

Segment 6

16 coordinate pairs
Description
M4 eastbound between J8 and J7
Carriageway
Dual Carriageway
Lanes Restricted
4 lanes restricted
Operational Lanes
0 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
{0A24A8FB-80BB-4138-94E4-5F5A6B929867}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
609 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.499329 -0.712723
51.499326 -0.712672
51.499324 -0.712628
51.499322 -0.712584
51.499308 -0.712133
51.499288 -0.710369
51.499281 -0.709822
51.499328 -0.708575
51.499364 -0.707943
51.499383 -0.707569
51.499456 -0.706815
51.499543 -0.706049
51.499585 -0.705627
51.499703 -0.704812
51.499803 -0.704086
51.499812 -0.704022

Segment 7

15 coordinate pairs
Description
M4 eastbound between J8 and J7
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
{DEF25AF2-4856-4876-BC54-028767A6D587}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
598 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.506984 -0.686066
51.507604 -0.684695
51.507735 -0.684417
51.507981 -0.683863
51.50813 -0.683484
51.5084 -0.682756
51.508635 -0.682043
51.508722 -0.681752
51.508793 -0.681491
51.50886 -0.681244
51.509074 -0.680301
51.509184 -0.679721
51.509227 -0.679504
51.509258 -0.679316
51.509402 -0.67845

Segment 8

11 coordinate pairs
Description
M4 J8 eastbound access
Lanes Restricted
2 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
{D8836978-BEA4-44BC-A754-31FDA1B0BC37}
Linear Element Type
B Carriageway Entry Slip
From Distance
9 m
To Distance
257 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.499734 -0.722888
51.499705 -0.722789
51.499654 -0.722645
51.499615 -0.722471
51.499604 -0.722302
51.499612 -0.721928
51.49964 -0.721312
51.499672 -0.72062
51.499689 -0.72005
51.499692 -0.719703
51.499694 -0.719357

Segment 9

6 coordinate pairs
Description
M4 eastbound between J8 and J7
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
{B578725B-1B95-455A-87D6-B938215BEC9D}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
179 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.511585 -0.663293
51.511585 -0.663288
51.511762 -0.662023
51.51182 -0.66156
51.511852 -0.661228
51.511873 -0.660756

Segment 10

11 coordinate pairs
Description
M4 eastbound between J8 and J7
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
{268B9FF5-7948-4480-AC92-36E35C16FD33}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
1,079 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.509402 -0.67845
51.509649 -0.676711
51.509662 -0.676624
51.509796 -0.675712
51.50988 -0.675191
51.510623 -0.670126
51.511081 -0.666957
51.511331 -0.665163
51.511414 -0.664612
51.51153 -0.663687
51.511585 -0.663293
Geometry type
MultiLineString
Geometry points
95
First coordinate pair
-0.704022, 51.499812
Road section segments
1
Road section points
95
View geometry JSON 
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View road section coordinates 
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        ],
        [
            -0.660756,
            51.511873
        ],
        [
            -0.67845,
            51.509402
        ],
        [
            -0.676711,
            51.509649
        ],
        [
            -0.676624,
            51.509662
        ],
        [
            -0.675712,
            51.509796
        ],
        [
            -0.675191,
            51.50988
        ],
        [
            -0.670126,
            51.510623
        ],
        [
            -0.666957,
            51.511081
        ],
        [
            -0.665163,
            51.511331
        ],
        [
            -0.664612,
            51.511414
        ],
        [
            -0.663687,
            51.51153
        ],
        [
            -0.663293,
            51.511585
        ]
    ]
]
Cause type
Construction Work
Detailed cause
Road Improvement Or Upgrading
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Carriageway Closures
Feed provider
National Highways
Data source
Roadworks
Feed version
2
Record created
Mon, Sep 7, 2026 1:24 PM
Record versioned
Tue, Sep 15, 2026 4:22 AM
Coordinate source
Geometry

Driving on the M4? See every live closure, roadwork and planned restriction on this road.

M4 live closures

Related incidents

M4 Eastbound Jct 2 exit slip road closure

Planned Roadworks National Highways
Hounslow M4 · M4 J2 Eastbound Exit

Starts in 1 hour 47 minutes

Starts 12 Oct 2026, 21:00 Expected clear 13 Oct 2026, 04:30

M4 Eastbound Jct 2 exit slip road closure

Category: Construction Work
View update

M4 Eastbound Jct 3 to Jct 2 lane 1 closure

Planned Roadworks National Highways
Hounslow M4 · M4 Eastbound Between J3 And J2

Starts in 1 hour 47 minutes

Starts 12 Oct 2026, 21:00 Expected clear 13 Oct 2026, 04:30

M4 Eastbound Jct 3 to Jct 2 lane 1 closure

Category: Construction Work
View update

M4 eastbound lane 3 closure (76/8 to 74/2)

Cleared Roadworks National Highways
West Berkshire M4 · M4 Eastbound Between J13 And J12

Cleared 2 minutes 49 seconds ago

Started 12 Oct 2026, 19:00 Ended 12 Oct 2026, 19:10

M4 eastbound lane 3 closure (76/8 to 74/2)

Category: Road Maintenance
View update

M4 eastbound Jct 18 to Jct 17 hardshoulder closure (166/2 to 161/4)

Cleared Roadworks National Highways
South Gloucestershire M4 · M4 Eastbound Between J18 And J17

Cleared 13 hours 12 minutes ago

Started 12 Oct 2026, 06:00 Ended 12 Oct 2026, 06:00

M4 eastbound Jct 18 to Jct 17 hardshoulder closure (166/2 to 161/4)

Category: Road Maintenance
View update

M4 eastbound Jct 18 to 17 lane closure (166/5 to 162/1)

Cleared Roadworks National Highways
South Gloucestershire M4 · M4 Eastbound Between J18 And J17

Cleared 12 hours 52 minutes ago

Started 12 Oct 2026, 06:00 Ended 12 Oct 2026, 06:20

M4 eastbound Jct 18 to 17 lane closure (166/5 to 162/1)

Category: Road Maintenance
View update

M4 eastbound Jct 18 to 17 lane closure (166/5 to 162/1)

Cleared Roadworks National Highways
South Gloucestershire M4 · M4 Eastbound Between J18 And J17

Cleared 2 hours 57 minutes ago

Started 12 Oct 2026, 05:58 Ended 12 Oct 2026, 16:15

M4 eastbound Jct 18 to 17 lane closure (166/5 to 162/1)

Category: Road Maintenance
View update