A12 northbound Jct 14 to Jct 15 lane closure

Planned

Start time: Mon, Oct 12, 2026 8:00 PM
Expected end: Tue, Oct 13, 2026 4:00 AM
Duration: 8 hours
Road: A12 – A12 Northbound Between B1002 And A414 Near Chelmsford (West)
Category: Road Maintenance
Direction: Northbound
Carriageway: Dual Carriageway
Lanes affected: Lane 1 closed, 1 of 2 lanes affected, 1 of 1 lanes affected
Reason: Maintenance Work

Live incident

Active roadworks

Planned

Cleared

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First published: Wed, Oct 7, 2026 2:31 PM
Last updated: Mon, Oct 12, 2026 3:50 PM
Cleared: Tue, Oct 13, 2026 4:00 AM

Latest update: A12 northbound Jct 14 to Jct 15 lane closure

Coordinates: 51.694420, 0.422977
Latitude span: 51.693834 – 51.695351
Longitude span: 0.420752 – 0.424765
Bounding box centre: 51.694593, 0.422759
Location descriptions: A12 northbound between B1002 and A414 near Chelmsford (west)

A12 northbound exit for A414 near Chelmsford (west)

Feed validity status: Planned
Overall feed start: Mon, Oct 12, 2026 8:00 PM
Overall feed end: Tue, Oct 13, 2026 4:00 AM
Feed window length: 8 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

5 coordinate pairs

Description: A12 northbound between B1002 and A414 near Chelmsford (west)
Carriageway: Dual Carriageway
Lane Usage: Cl1
Lane Number: 1
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 1 lane restricted
Operational Lanes: 2 operational lanes
Direction On Section: North Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A12
Linear Element Model: The Network Model
Linear Element Id: {A49F3C6F-8D94-4340-8EF8-E9EB517C77FC}
Linear Element Type: A Carriageway
From Distance: 593 m
To Distance: 702 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.693834 0.420752
51.693865 0.421077
51.693905 0.42134
51.69396 0.421748
51.694034 0.422297

Segment 2

11 coordinate pairs

Description: A12 northbound exit for A414 near Chelmsford (west)
Lane Usage: Cl1
Lane Number: 1
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 1 lane restricted
Operational Lanes: 1 operational lane
Direction On Section: North Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A12
Linear Element Model: The Network Model
Linear Element Id: {6B2D096E-6399-461C-B1CF-E466E4F28318}
Linear Element Type: A Carriageway Exit Slip
From Distance: 0 m
To Distance: 231 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.694034 0.422297
51.694192 0.422489
51.694293 0.422908
51.694387 0.423261
51.694506 0.423586
51.694644 0.423868
51.694705 0.423987
51.694844 0.424211
51.694993 0.424422
51.695168 0.424619
51.695351 0.424765

Geometry type: MultiLineString
Geometry points: 16
First coordinate pair: 0.420752, 51.693834
Road section segments: 1
Road section points: 16

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                0.420752,
                51.693834
            ],
            [
                0.421077,
                51.693865
            ],
            [
                0.42134,
                51.693905
            ],
            [
                0.421748,
                51.69396
            ],
            [
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                51.694034
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            [
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            [
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            ],
            [
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            ],
            [
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            ],
            [
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            ],
            [
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            [
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            ],
            [
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            ],
            [
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        ]
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}

View road section coordinates

Cause type: Road Maintenance
Detailed cause: Maintenance Work
Compliance: Mandatory
Probability: Probable
Validity status: Planned
Road management: Other
Feed region label: Chelmsford