M4 Eastbound Jct 17 to 16 lane 3 closure 147/5b - 146/7b

Planned

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 J17 And J16
Category: Road Maintenance
Direction: Eastbound
Carriageway: Dual Carriageway
Lanes affected: Lane 3 closed, 1 of 3 lanes affected
Reason: Repair 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

Get a property report

First published: Tue, Aug 4, 2026 11:09 AM
Last updated: Mon, Aug 10, 2026 12:11 AM
Cleared: Tue, Aug 11, 2026 5:00 AM

Latest update: M4 Eastbound Jct 17 to 16 lane 3 closure 147/5b - 146/7b

Coordinates: 51.524316, -2.040041
Latitude span: 51.522429 – 51.526164
Longitude span: -2.044830 – -2.035236
Bounding box centre: 51.524297, -2.040033
Location descriptions: M4 eastbound between J17 and J16

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

3 coordinate pairs

Description: M4 eastbound between J17 and J16
Carriageway: Dual Carriageway
Lane Usage: Cl3
Lane Number: 3
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: {CE8EA8B7-A1F3-4DCD-A73D-012DAEE489EF}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 159 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.525433 -2.037206
51.525451 -2.037163
51.526164 -2.035236

Segment 2

6 coordinate pairs

Description: M4 eastbound between J17 and J16
Carriageway: Dual Carriageway
Lane Usage: Cl3
Lane Number: 3
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: {18A7AC03-B1E5-4F77-BF84-9B510DF7D45B}
Linear Element Type: B Carriageway
From Distance: 2,387 m
To Distance: 3,013 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.522429 -2.04483
51.522463 -2.044742
51.522509 -2.044627
51.523741 -2.041558
51.525217 -2.037797
51.525433 -2.037206

Geometry type: MultiLineString
Geometry points: 9
First coordinate pair: -2.037206, 51.525433
Road section segments: 1
Road section points: 9

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -2.037206,
                51.525433
            ],
            [
                -2.037163,
                51.525451
            ],
            [
                -2.035236,
                51.526164
            ],
            [
                -2.04483,
                51.522429
            ],
            [
                -2.044742,
                51.522463
            ],
            [
                -2.044627,
                51.522509
            ],
            [
                -2.041558,
                51.523741
            ],
            [
                -2.037797,
                51.525217
            ],
            [
                -2.037206,
                51.525433
            ]
        ]
    ]
}

View road section coordinates

Cause type: Road Maintenance
Detailed cause: Repair Work
Compliance: Mandatory
Probability: Probable
Validity status: Planned
Road management: Other