A12 southbound Jct 19 to 18 lane 2 closure (MP 126/0 to 128/0)

Cleared

Start time: Thu, Jun 18, 2026 8:00 PM
Expected end: Fri, Jun 19, 2026 4:00 AM
Duration: 6 hours 45 minutes 2 seconds
Road: A12 – A12 Southbound Between A138/A130 And A414 Near Chelmsford (East)
Category: Road Maintenance
Direction: Southbound
Carriageway: Dual Carriageway
Lanes affected: Lane 2 closed
Reason: Maintenance Work

Live incident

Active roadworks

Planned

Cleared

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First published: Sat, Jun 13, 2026 1:12 AM
Last updated: Fri, Jun 19, 2026 2:34 AM
Cleared: Fri, Jun 19, 2026 2:45 AM

Latest update: A12 southbound Jct 19 to 18 lane 2 closure (MP 126/0 to 128/0)

Coordinates: 51.733566, 0.522983
Latitude span: 51.724111 – 51.742672
Longitude span: 0.520071 – 0.527488
Bounding box centre: 51.733392, 0.523780
Location descriptions: A12 southbound between A138/A130 and A414 near Chelmsford (east)

Feed validity status: Planned
Overall feed start: Thu, Jun 18, 2026 8:00 PM
Overall feed end: Fri, Jun 19, 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

8 coordinate pairs

Description: A12 southbound between A138/A130 and A414 near Chelmsford (east)
Carriageway: Dual Carriageway
Lane Usage: Cr2
Lane Number: 2
Lane Status: Closed
Lane Direction: Opposite
Lanes Restricted: 0 lanes restricted
Operational Lanes: 2 operational lanes
Direction On Section: South Bound
Direction Relative: Aligned
Height Grade: Start2 End1
Linear Element Road: A12
Linear Element Model: The Network Model
Linear Element Id: {B76561A9-E9D4-4842-9F21-ADD8B8E80080}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 759 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.730558 0.523887
51.729089 0.524637
51.728032 0.525259
51.727632 0.525497
51.726584 0.526119
51.725537 0.526698
51.724254 0.527408
51.724111 0.527488

Segment 2

19 coordinate pairs

Description: A12 southbound between A138/A130 and A414 near Chelmsford (east)
Carriageway: Dual Carriageway
Lane Usage: Cr2
Lane Number: 2
Lane Status: Closed
Lane Direction: Opposite
Lanes Restricted: 0 lanes restricted
Operational Lanes: 2 operational lanes
Direction On Section: South Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A12
Linear Element Model: The Network Model
Linear Element Id: {2C84188A-34BB-4862-B16F-947848F10A93}
Linear Element Type: B Carriageway
From Distance: 1,103 m
To Distance: 2,417 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.742672 0.520071
51.74229 0.5201
51.74192 0.520137
51.741307 0.520219
51.740856 0.520295
51.740232 0.52042
51.739898 0.520503
51.739355 0.520646
51.737498 0.521253
51.735822 0.52184
51.735714 0.521863
51.735387 0.522004
51.734626 0.522266
51.733992 0.522487
51.733085 0.522803
51.73236 0.52309
51.732314 0.523108
51.731389 0.523505
51.731097 0.523639

Segment 3

2 coordinate pairs

Description: A12 southbound between A138/A130 and A414 near Chelmsford (east)
Carriageway: Dual Carriageway
Lane Usage: Cr2
Lane Number: 2
Lane Status: Closed
Lane Direction: Opposite
Lanes Restricted: 0 lanes restricted
Operational Lanes: 2 operational lanes
Direction On Section: South Bound
Direction Relative: Aligned
Height Grade: Start2 End2
Linear Element Road: A12
Linear Element Model: The Network Model
Linear Element Id: {6C74BBDF-DBDB-4FE8-A80F-5AFD290D91E0}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 9 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.730636 0.523851
51.730558 0.523887

Segment 4

2 coordinate pairs

Description: A12 southbound between A138/A130 and A414 near Chelmsford (east)
Carriageway: Dual Carriageway
Lane Usage: Cr2
Lane Number: 2
Lane Status: Closed
Lane Direction: Opposite
Lanes Restricted: 0 lanes restricted
Operational Lanes: 2 operational lanes
Direction On Section: South Bound
Direction Relative: Aligned
Height Grade: Start1 End2
Linear Element Road: A12
Linear Element Model: The Network Model
Linear Element Id: {2AD6E53A-3E8E-48D0-836C-0F4248575125}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 53 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.731097 0.523639
51.730636 0.523851

Geometry type: MultiLineString
Geometry points: 31
First coordinate pair: 0.523887, 51.730558
Road section segments: 1
Road section points: 31

View geometry JSON

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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