Crash View

M3 Westbound Jct 4B exit slip road closure

Cleared

M3 Westbound Jct 4B exit slip road closure

Start time
Tue, Dec 16, 2025 10:00 PM
Expected end
Wed, Dec 17, 2025 5:30 AM
Duration
7 hours 30 minutes
Road
M25 – Link Road From M3 J2 Eastbound To M25 J12 Clockwise
Category
Road Maintenance
Direction
Clockwise
Reason
Roadworks
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details

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First published
Tue, Dec 16, 2025 5:32 AM
Last updated
Tue, Dec 16, 2025 7:29 PM
Cleared
Wed, Dec 17, 2025 5:30 AM
  • Latest update: M3 Westbound Jct 4B exit slip road closure
Coordinates
51.401278, -0.542650
Latitude span
51.399043 – 51.407119
Longitude span
-0.547485 – -0.539480
Bounding box centre
51.403081, -0.543483
Location descriptions
  • link road from M3 J2 eastbound to M25 J12 clockwise
  • link road from M3 J2 eastbound to M25 J12 anti-clockwise
Feed validity status
Planned
Overall feed start
Tue, Dec 16, 2025 10:00 PM
Overall feed end
Wed, Dec 17, 2025 5:30 AM
Feed window length
7 hours 30 minutes
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

8 coordinate pairs
Description
link road from M3 J2 eastbound to M25 J12 clockwise
Lanes Restricted
3 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{ADB34B14-A0B1-4C16-BD94-7B4F8B216B38}
Linear Element Type
A Carriageway Entry Slip
From Distance
0 m
To Distance
277 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.399043 -0.547485
51.399347 -0.546452
51.399666 -0.545401
51.399695 -0.545294
51.399723 -0.545194
51.399807 -0.544882
51.4 -0.544203
51.400107 -0.543882

Segment 2

15 coordinate pairs
Description
link road from M3 J2 eastbound to M25 J12 clockwise
Lanes Restricted
3 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End2
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{BC7DD1D4-3B1E-4D11-B9DF-DFA4A8CCB3AB}
Linear Element Type
A Carriageway Entry Slip
From Distance
0 m
To Distance
513 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.400401 -0.542926
51.400789 -0.541891
51.401018 -0.54148
51.4011 -0.541333
51.401112 -0.541315
51.401344 -0.540959
51.401606 -0.540608
51.4019 -0.540269
51.402197 -0.540001
51.402612 -0.539703
51.402924 -0.539578
51.403162 -0.539524
51.403475 -0.539491
51.403662 -0.53948
51.40415 -0.539602

Segment 3

8 coordinate pairs
Description
link road from M3 J2 eastbound to M25 J12 clockwise
Lanes Restricted
3 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{ADB34B14-A0B1-4C16-BD94-7B4F8B216B38}
Linear Element Type
A Carriageway Entry Slip
From Distance
0 m
To Distance
277 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.399043 -0.547485
51.399347 -0.546452
51.399666 -0.545401
51.399695 -0.545294
51.399723 -0.545194
51.399807 -0.544882
51.4 -0.544203
51.400107 -0.543882

Segment 4

3 coordinate pairs
Description
link road from M3 J2 eastbound to M25 J12 anti-clockwise
Lanes Restricted
3 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Anticlockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{18DE8535-7614-4481-AF98-E33AE3CA35E9}
Linear Element Type
A Carriageway Exit Slip
From Distance
0 m
To Distance
99 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.400401 -0.542926
51.40062 -0.54222
51.400813 -0.541663

Segment 5

5 coordinate pairs
Description
link road from M3 J2 eastbound to M25 J12 clockwise
Lanes Restricted
3 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start2 End1
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{40325976-3E8A-4F52-9D58-C291EB6C0D2D}
Linear Element Type
A Carriageway Entry Slip
From Distance
0 m
To Distance
337 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.40415 -0.539602
51.404602 -0.53978
51.404874 -0.539857
51.405149 -0.539938
51.407119 -0.540584

Segment 6

2 coordinate pairs
Description
link road from M3 J2 eastbound to M25 J12 clockwise
Lanes Restricted
3 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{51A6D8EF-E1E1-497C-A450-921BF702C525}
Linear Element Type
A Carriageway Entry Slip
From Distance
0 m
To Distance
74 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.400107 -0.543882
51.400401 -0.542926

Segment 7

2 coordinate pairs
Description
link road from M3 J2 eastbound to M25 J12 clockwise
Lanes Restricted
3 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{51A6D8EF-E1E1-497C-A450-921BF702C525}
Linear Element Type
A Carriageway Entry Slip
From Distance
0 m
To Distance
74 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.400107 -0.543882
51.400401 -0.542926
Geometry type
MultiLineString
Geometry points
43
First coordinate pair
-0.547485, 51.399043
Road section segments
1
Road section points
43
View geometry JSON 
{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -0.547485,
                51.399043
            ],
            [
                -0.546452,
                51.399347
            ],
            [
                -0.545401,
                51.399666
            ],
            [
                -0.545294,
                51.399695
            ],
            [
                -0.545194,
                51.399723
            ],
            [
                -0.544882,
                51.399807
            ],
            [
                -0.544203,
                51.4
            ],
            [
                -0.543882,
                51.400107
            ],
            [
                -0.542926,
                51.400401
            ],
            [
                -0.541891,
                51.400789
            ],
            [
                -0.54148,
                51.401018
            ],
            [
                -0.541333,
                51.4011
            ],
            [
                -0.541315,
                51.401112
            ],
            [
                -0.540959,
                51.401344
            ],
            [
                -0.540608,
                51.401606
            ],
            [
                -0.540269,
                51.4019
            ],
            [
                -0.540001,
                51.402197
            ],
            [
                -0.539703,
                51.402612
            ],
            [
                -0.539578,
                51.402924
            ],
            [
                -0.539524,
                51.403162
            ],
            [
                -0.539491,
                51.403475
            ],
            [
                -0.53948,
                51.403662
            ],
            [
                -0.539602,
                51.40415
            ],
            [
                -0.547485,
                51.399043
            ],
            [
                -0.546452,
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            ],
            [
                -0.545401,
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            ],
            [
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            ],
            [
                -0.545194,
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            ],
            [
                -0.544882,
                51.399807
            ],
            [
                -0.544203,
                51.4
            ],
            [
                -0.543882,
                51.400107
            ],
            [
                -0.542926,
                51.400401
            ],
            [
                -0.54222,
                51.40062
            ],
            [
                -0.541663,
                51.400813
            ],
            [
                -0.539602,
                51.40415
            ],
            [
                -0.53978,
                51.404602
            ],
            [
                -0.539857,
                51.404874
            ],
            [
                -0.539938,
                51.405149
            ],
            [
                -0.540584,
                51.407119
            ],
            [
                -0.543882,
                51.400107
            ],
            [
                -0.542926,
                51.400401
            ],
            [
                -0.543882,
                51.400107
            ],
            [
                -0.542926,
                51.400401
            ]
        ]
    ]
}
View road section coordinates 
[
    [
        [
            -0.547485,
            51.399043
        ],
        [
            -0.546452,
            51.399347
        ],
        [
            -0.545401,
            51.399666
        ],
        [
            -0.545294,
            51.399695
        ],
        [
            -0.545194,
            51.399723
        ],
        [
            -0.544882,
            51.399807
        ],
        [
            -0.544203,
            51.4
        ],
        [
            -0.543882,
            51.400107
        ],
        [
            -0.542926,
            51.400401
        ],
        [
            -0.541891,
            51.400789
        ],
        [
            -0.54148,
            51.401018
        ],
        [
            -0.541333,
            51.4011
        ],
        [
            -0.541315,
            51.401112
        ],
        [
            -0.540959,
            51.401344
        ],
        [
            -0.540608,
            51.401606
        ],
        [
            -0.540269,
            51.4019
        ],
        [
            -0.540001,
            51.402197
        ],
        [
            -0.539703,
            51.402612
        ],
        [
            -0.539578,
            51.402924
        ],
        [
            -0.539524,
            51.403162
        ],
        [
            -0.539491,
            51.403475
        ],
        [
            -0.53948,
            51.403662
        ],
        [
            -0.539602,
            51.40415
        ],
        [
            -0.547485,
            51.399043
        ],
        [
            -0.546452,
            51.399347
        ],
        [
            -0.545401,
            51.399666
        ],
        [
            -0.545294,
            51.399695
        ],
        [
            -0.545194,
            51.399723
        ],
        [
            -0.544882,
            51.399807
        ],
        [
            -0.544203,
            51.4
        ],
        [
            -0.543882,
            51.400107
        ],
        [
            -0.542926,
            51.400401
        ],
        [
            -0.54222,
            51.40062
        ],
        [
            -0.541663,
            51.400813
        ],
        [
            -0.539602,
            51.40415
        ],
        [
            -0.53978,
            51.404602
        ],
        [
            -0.539857,
            51.404874
        ],
        [
            -0.539938,
            51.405149
        ],
        [
            -0.540584,
            51.407119
        ],
        [
            -0.543882,
            51.400107
        ],
        [
            -0.542926,
            51.400401
        ],
        [
            -0.543882,
            51.400107
        ],
        [
            -0.542926,
            51.400401
        ]
    ]
]
Cause type
Road Maintenance
Detailed cause
Roadworks
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Carriageway Closures
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Tue, Dec 16, 2025 5:32 AM
Record versioned
Tue, Dec 16, 2025 7:29 PM
Coordinate source
Geometry

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