A12 northbound Jct 27 to Jct 29 carriageway closure

Cleared

Start time: Mon, Oct 19, 2026 8:00 PM
Expected end: Tue, Oct 20, 2026 4:00 AM
Duration: 3 hours 20 minutes 1 second
Road: A12 – A12 Northbound Between A133 And A120 Near Colchester (East)
Category: Road Maintenance
Direction: Northbound
Carriageway: Dual Carriageway
Reason: Roadworks

Live incident

Active roadworks

Planned

Cleared

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First published: Mon, Oct 19, 2026 7:43 PM
Last updated: Mon, Oct 19, 2026 10:50 PM
Cleared: Mon, Oct 19, 2026 11:20 PM

Latest update: A12 northbound Jct 27 to Jct 29 carriageway closure

Coordinates: 51.925404, 0.903473
Latitude span: 51.925307 – 51.925529
Longitude span: 0.900754 – 0.907787
Bounding box centre: 51.925418, 0.904271
Location descriptions: A12 northbound between A133 and A120 near Colchester (east)

A12 northbound access at a minor junction between A133 and A120 near Colchester (east)

Feed validity status: Active
Overall feed start: Mon, Oct 19, 2026 8:00 PM
Overall feed end: Tue, Oct 20, 2026 4:00 AM
Feed window length: 8 hours
Probability code (raw): certain
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

4 coordinate pairs

Description: A12 northbound between A133 and A120 near Colchester (east)
Carriageway: Dual Carriageway
Lanes Restricted: 2 lanes restricted
Operational Lanes: 0 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: {BE95212D-24AF-43F3-9460-B2158B62BDA1}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 137 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.925425 0.905801
51.925452 0.906294
51.925507 0.907315
51.925529 0.907787

Segment 2

12 coordinate pairs

Description: A12 northbound access at a minor junction between A133 and A120 near Colchester (east)
Lanes Restricted: 1 lane restricted
Operational Lanes: 0 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: {D2E920F8-C012-4ED5-A38F-856A6CDA99BA}
Linear Element Type: A Carriageway Entry Slip
From Distance: 5 m
To Distance: 355 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.925458 0.900754
51.92545 0.900788
51.925402 0.900948
51.925357 0.901129
51.925329 0.901313
51.925307 0.901566
51.925309 0.901802
51.925327 0.902216
51.925371 0.903332
51.925404 0.904116
51.925413 0.904606
51.925425 0.905801

Geometry type: MultiLineString
Geometry points: 16
First coordinate pair: 0.905801, 51.925425
Road section segments: 1
Road section points: 16

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                0.905801,
                51.925425
            ],
            [
                0.906294,
                51.925452
            ],
            [
                0.907315,
                51.925507
            ],
            [
                0.907787,
                51.925529
            ],
            [
                0.900754,
                51.925458
            ],
            [
                0.900788,
                51.92545
            ],
            [
                0.900948,
                51.925402
            ],
            [
                0.901129,
                51.925357
            ],
            [
                0.901313,
                51.925329
            ],
            [
                0.901566,
                51.925307
            ],
            [
                0.901802,
                51.925309
            ],
            [
                0.902216,
                51.925327
            ],
            [
                0.903332,
                51.925371
            ],
            [
                0.904116,
                51.925404
            ],
            [
                0.904606,
                51.925413
            ],
            [
                0.905801,
                51.925425
            ]
        ]
    ]
}

View road section coordinates

Cause type: Road Maintenance
Detailed cause: Roadworks
Compliance: Mandatory
Probability: Certain
Validity status: Active
Road management: Carriageway Closures
Feed region label: Colchester