M4 eastbound hard shoulder closure (78/4 to 77/9)

Planned

M4 eastbound hard shoulder closure (78/4 to 77/9)

Start time
Mon, Aug 24, 2026 8:00 AM
Expected end
Mon, Aug 24, 2026 3:00 PM
Duration
7 hours
Road
M4 – M4 Eastbound Between J13 And J12
Category
Road Maintenance
Direction
Eastbound
Carriageway
Dual Carriageway
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
Tue, Aug 4, 2026 9:38 AM
Last updated
Mon, Aug 24, 2026 12:11 AM
Cleared
Mon, Aug 24, 2026 3:00 PM
  • Latest update: M4 eastbound hard shoulder closure (78/4 to 77/9)
Coordinates
51.459584, -1.122624
Latitude span
51.459386 – 51.459881
Longitude span
-1.126137 – -1.119222
Bounding box centre
51.459634, -1.122680
Location descriptions
  • M4 eastbound between J13 and J12
Feed validity status
Planned
Overall feed start
Mon, Aug 24, 2026 8:00 AM
Overall feed end
Mon, Aug 24, 2026 3:00 PM
Feed window length
7 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

9 coordinate pairs
Description
M4 eastbound between J13 and J12
Carriageway
Dual Carriageway
Lane Usage
Lh
Lane Number
0
Lane Status
Closed
Lane Direction
Aligned
Lanes Restricted
0 lanes restricted
Operational Lanes
4 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
{4AD60F3B-22BC-4023-AFF0-6CBC2877B4D5}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
362 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.459448 -1.124389
51.459503 -1.123366
51.459552 -1.122645
51.459597 -1.122068
51.459618 -1.121799
51.459626 -1.121693
51.459743 -1.120482
51.45979 -1.120049
51.459881 -1.119222

Segment 2

3 coordinate pairs
Description
M4 eastbound between J13 and J12
Carriageway
Dual Carriageway
Lane Usage
Lh
Lane Number
0
Lane Status
Closed
Lane Direction
Aligned
Lanes Restricted
0 lanes restricted
Operational Lanes
4 operational lanes
Direction On Section
East Bound
Direction Relative
Aligned
Height Grade
Start2 End2
Linear Element Road
M4
Linear Element Model
The Network Model
Linear Element Id
{9695D72A-EDBE-4694-AF32-A05282F8BFED}
Linear Element Type
B Carriageway
From Distance
1,188 m
To Distance
1,310 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.459386 -1.126137
51.45941 -1.125253
51.459448 -1.124389
Geometry type
MultiLineString
Geometry points
12
First coordinate pair
-1.124389, 51.459448
Road section segments
1
Road section points
12
View geometry JSON
{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -1.124389,
                51.459448
            ],
            [
                -1.123366,
                51.459503
            ],
            [
                -1.122645,
                51.459552
            ],
            [
                -1.122068,
                51.459597
            ],
            [
                -1.121799,
                51.459618
            ],
            [
                -1.121693,
                51.459626
            ],
            [
                -1.120482,
                51.459743
            ],
            [
                -1.120049,
                51.45979
            ],
            [
                -1.119222,
                51.459881
            ],
            [
                -1.126137,
                51.459386
            ],
            [
                -1.125253,
                51.45941
            ],
            [
                -1.124389,
                51.459448
            ]
        ]
    ]
}
View road section coordinates
[
    [
        [
            -1.124389,
            51.459448
        ],
        [
            -1.123366,
            51.459503
        ],
        [
            -1.122645,
            51.459552
        ],
        [
            -1.122068,
            51.459597
        ],
        [
            -1.121799,
            51.459618
        ],
        [
            -1.121693,
            51.459626
        ],
        [
            -1.120482,
            51.459743
        ],
        [
            -1.120049,
            51.45979
        ],
        [
            -1.119222,
            51.459881
        ],
        [
            -1.126137,
            51.459386
        ],
        [
            -1.125253,
            51.45941
        ],
        [
            -1.124389,
            51.459448
        ]
    ]
]
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, Aug 4, 2026 9:38 AM
Record versioned
Mon, Aug 24, 2026 12:11 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 lane 4 and 3 closure (59/3 to 53/7)

Planned Roadworks National Highways
Wokingham M4 · M4 Eastbound Within J10 After A329(M) Westbound Access

Starts in 16 hours 1 minute

Starts 24 Aug 2026, 19:30 Expected clear 25 Aug 2026, 05:00

M4 eastbound lane 4 and 3 closure (59/3 to 53/7)

Category: Road Maintenance
View update

M4 westbound Jct 17 exit and entry slip roads lane closures

Planned Roadworks National Highways
Wiltshire M4 · M4 J17 Westbound Exit

Starts in 15 hours 31 minutes

Starts 24 Aug 2026, 19:00 Expected clear 25 Aug 2026, 05:00

M4 westbound Jct 17 exit and entry slip roads lane closures

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 31 minutes

Starts 24 Aug 2026, 19:00 Expected clear 25 Aug 2026, 05:00

M4 eastbound Jct 5 entry slip road lane closures

Category: Road Maintenance
View update

M4 jct 19 to 15 Eastbound 181/0b to 124/0b lane 3 closure

Planned Roadworks National Highways
Wiltshire M4 · M4 Eastbound Between J17 And J16

Starts in 15 hours 31 minutes

Starts 24 Aug 2026, 19:00 Expected clear 25 Aug 2026, 05:00

M4 jct 19 to 15 Eastbound 181/0b to 124/0b lane 3 closure

Category: Road Maintenance
View update

M4 eastbound Jct 16 to Jct 15 hardshoulder closure (128/4 to 124/0)

Planned Roadworks National Highways
Swindon M4 · M4 Eastbound Between J16 And J15

Starts in 4 hours 31 minutes

Starts 24 Aug 2026, 08:00 Expected clear 24 Aug 2026, 14:00

M4 eastbound Jct 16 to Jct 15 hardshoulder closure (128/4 to 124/0)

Category: Road Maintenance
View update

M4 eastbound Jct 17 to Jct 16 - lane closure

Planned Roadworks National Highways
Wiltshire M4 · M4 Eastbound Between J17 And J16

Starts in 3 hours 31 minutes

Starts 24 Aug 2026, 07:00 Expected clear 24 Aug 2026, 15:00

M4 eastbound Jct 17 to Jct 16 - lane closure

Category: Road Maintenance
View update