A12 northbound Jct 30 to Jct 31 lane 2 closure
ClearedA12 northbound Jct 30 to Jct 31 lane 2 closure
- Start time
- Mon, Sep 28, 2026 8:00 PM
- Expected end
- Tue, Sep 29, 2026 4:00 AM
- Duration
- 7 hours 30 minutes 2 seconds
- Road
- A12 – A12 Northbound Between A120 Near Colchester (East) And B1029
- Category
- Construction Work
- Direction
- Northbound
- Carriageway
- Dual Carriageway
- Lanes affected
- Lane 2 closed, 1 of 1 lanes affected
- Reason
- Construction Work
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details
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- First published
- Fri, Sep 25, 2026 2:34 PM
- Last updated
- Tue, Sep 29, 2026 3:15 AM
- Cleared
- Tue, Sep 29, 2026 3:30 AM
- Latest update: A12 northbound Jct 30 to Jct 31 lane 2 closure
- Coordinates
- 51.974398, 0.986502
- Latitude span
- 51.970815 – 51.978929
- Longitude span
- 0.981710 – 0.991231
- Bounding box centre
- 51.974872, 0.986471
- Location descriptions
-
- A12 northbound between A120 near Colchester (east) and B1029
- A12 northbound within the B1029 junction
- A12 northbound between B1029 and B1070
- Feed validity status
- Planned
- Overall feed start
- Mon, Sep 28, 2026 8:00 PM
- Overall feed end
- Tue, Sep 29, 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
2 coordinate pairs- Description
- A12 northbound between A120 near Colchester (east) and B1029
- Carriageway
- Dual Carriageway
- Lane Usage
- Cl2
- Lane Number
- 2
- 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
- Start2 End1
- Linear Element Road
- A12
- Linear Element Model
- The Network Model
- Linear Element Id
- {0710D061-799A-481F-B930-D3EFEE8BA2A7}
- Linear Element Type
- A Carriageway
- From Distance
- 1,151 m
- To Distance
- 1,175 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.970815 0.98171 51.97097 0.98195
Segment 2
4 coordinate pairs- Description
- A12 northbound within the B1029 junction
- Carriageway
- Dual Carriageway
- Lane Usage
- Cl2
- Lane Number
- 2
- 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
- {C12D03F2-B694-47E7-BFCC-F52D197C2D59}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 93 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.97097 0.98195 51.971233 0.982368 51.971475 0.982763 51.971559 0.982912
Segment 3
3 coordinate pairs- Description
- A12 northbound between B1029 and B1070
- Carriageway
- Dual Carriageway
- Lane Usage
- Cl2
- Lane Number
- 2
- 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
- {630EE45C-C43F-47D2-89B6-AFE59860FCB3}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 146 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.974375 0.986873 51.975031 0.987572 51.975488 0.98801
Segment 4
2 coordinate pairs- Description
- A12 northbound between B1029 and B1070
- Carriageway
- Dual Carriageway
- Lane Usage
- Cl2
- Lane Number
- 2
- 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
- Start2 End1
- Linear Element Road
- A12
- Linear Element Model
- The Network Model
- Linear Element Id
- {753ED095-0D8D-4A47-9FD1-AB56F0201AE8}
- Linear Element Type
- A Carriageway
- From Distance
- 271 m
- To Distance
- 287 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.974254 0.986745 51.974375 0.986873
Segment 5
2 coordinate pairs- Description
- A12 northbound between B1029 and B1070
- Carriageway
- Dual Carriageway
- Lane Usage
- Cl2
- Lane Number
- 2
- 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
- {EC49CB83-AB88-4C2B-ABF9-763D94A92069}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 65 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.978428 0.990743 51.978929 0.991231
Segment 6
7 coordinate pairs- Description
- A12 northbound between B1029 and B1070
- Carriageway
- Dual Carriageway
- Lane Usage
- Cl2
- Lane Number
- 2
- 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
- Start2 End1
- Linear Element Road
- A12
- Linear Element Model
- The Network Model
- Linear Element Id
- {753ED095-0D8D-4A47-9FD1-AB56F0201AE8}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 271 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.972363 0.984278 51.972847 0.985053 51.972977 0.985251 51.97336 0.985742 51.973464 0.98588 51.973849 0.986314 51.974254 0.986745
Segment 7
3 coordinate pairs- Description
- A12 northbound between B1029 and B1070
- Carriageway
- Dual Carriageway
- Lane Usage
- Cl2
- Lane Number
- 2
- 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
- {599EA0BA-1958-46CD-AEF4-8BE59E51F792}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 26 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.975488 0.98801 51.975532 0.988042 51.975701 0.988186
Segment 8
8 coordinate pairs- Description
- A12 northbound between B1029 and B1070
- Carriageway
- Dual Carriageway
- Lane Usage
- Cl2
- Lane Number
- 2
- 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
- {599EA0BA-1958-46CD-AEF4-8BE59E51F792}
- Linear Element Type
- A Carriageway
- From Distance
- 26 m
- To Distance
- 377 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.975701 0.988186 51.975919 0.988374 51.976272 0.988674 51.976545 0.988896 51.976931 0.989257 51.977484 0.989803 51.978335 0.990661 51.978428 0.990743
Segment 9
3 coordinate pairs- Description
- A12 northbound between B1029 and B1070
- Carriageway
- Dual Carriageway
- Lane Usage
- Cl2
- Lane Number
- 2
- 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 End2
- Linear Element Road
- A12
- Linear Element Model
- The Network Model
- Linear Element Id
- {86D69312-BCCB-4C2F-B0AB-1F33724932B8}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 129 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.971559 0.982912 51.972242 0.984081 51.972363 0.984278
- Geometry type
- MultiLineString
- Geometry points
- 34
- First coordinate pair
- 0.981710, 51.970815
- Road section segments
- 1
- Road section points
- 34
View geometry JSON
{
"type": "MultiLineString",
"coordinates": [
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[
0.98171,
51.970815
],
[
0.98195,
51.97097
],
[
0.98195,
51.97097
],
[
0.982368,
51.971233
],
[
0.982763,
51.971475
],
[
0.982912,
51.971559
],
[
0.986873,
51.974375
],
[
0.987572,
51.975031
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[
0.98801,
51.975488
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0.986745,
51.974254
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0.986873,
51.974375
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0.990743,
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0.991231,
51.978929
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[
0.984278,
51.972363
],
[
0.985053,
51.972847
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[
0.985251,
51.972977
],
[
0.985742,
51.97336
],
[
0.98588,
51.973464
],
[
0.986314,
51.973849
],
[
0.986745,
51.974254
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[
0.98801,
51.975488
],
[
0.988042,
51.975532
],
[
0.988186,
51.975701
],
[
0.988186,
51.975701
],
[
0.988374,
51.975919
],
[
0.988674,
51.976272
],
[
0.988896,
51.976545
],
[
0.989257,
51.976931
],
[
0.989803,
51.977484
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0.990661,
51.978335
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0.990743,
51.978428
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0.982912,
51.971559
],
[
0.984081,
51.972242
],
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]
]
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}
View road section coordinates
[
[
[
0.98171,
51.970815
],
[
0.98195,
51.97097
],
[
0.98195,
51.97097
],
[
0.982368,
51.971233
],
[
0.982763,
51.971475
],
[
0.982912,
51.971559
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[
0.986873,
51.974375
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0.987572,
51.975031
],
[
0.98801,
51.975488
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[
0.986745,
51.974254
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[
0.986873,
51.974375
],
[
0.990743,
51.978428
],
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0.991231,
51.978929
],
[
0.984278,
51.972363
],
[
0.985053,
51.972847
],
[
0.985251,
51.972977
],
[
0.985742,
51.97336
],
[
0.98588,
51.973464
],
[
0.986314,
51.973849
],
[
0.986745,
51.974254
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[
0.98801,
51.975488
],
[
0.988042,
51.975532
],
[
0.988186,
51.975701
],
[
0.988186,
51.975701
],
[
0.988374,
51.975919
],
[
0.988674,
51.976272
],
[
0.988896,
51.976545
],
[
0.989257,
51.976931
],
[
0.989803,
51.977484
],
[
0.990661,
51.978335
],
[
0.990743,
51.978428
],
[
0.982912,
51.971559
],
[
0.984081,
51.972242
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[
0.984278,
51.972363
]
]
]
- Cause type
- Construction Work
- Detailed cause
- Construction Work
- Compliance
- Mandatory
- Probability
- Probable
- Validity status
- Planned
- Road management
- Other
- Feed region label
- Colchester
- Feed provider
- National Highways
- Data source
- Roadworks
- Feed version
- 1
- Record created
- Fri, Sep 25, 2026 2:34 PM
- Record versioned
- Tue, Sep 29, 2026 3:15 AM
- Coordinate source
- Geometry
Driving on the A12? See every live closure, roadwork and planned restriction on this road.
A12 live closuresRelated incidents
A12 northbound Jct 29 to Jct 33 mobile lane closures
Planned Roadworks National Highways
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A12 · A12 Northbound Within The B1070 Junction
Starts in 4 hours 52 minutes
Starts 12 Oct 2026, 20:00
Expected clear 13 Oct 2026, 04:00
A12 northbound Jct 29 to Jct 33 mobile lane closures
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A12 · A12 Northbound Between A1114/A130 And A414 Near Chelmsford (East)
Starts in 4 hours 52 minutes
Starts 12 Oct 2026, 20:00
Expected clear 13 Oct 2026, 04:00
A12 northbound Jct 17 to Jct 23 mobile lane closures
Category: Road Maintenance
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A12 northbound Jct 23 to Jct 29 mobile lane closure
Planned Roadworks National Highways
Colchester
A12 · A12 Northbound Between B1024 Near Kelvedon (North) And A120 Near Colchester (West)
Starts in 4 hours 52 minutes
Starts 12 Oct 2026, 20:00
Expected clear 13 Oct 2026, 04:00
A12 northbound Jct 23 to Jct 29 mobile lane closure
Category: Road Maintenance
View update
A12 northbound Jct 14 to Jct 15 lane closure
Planned Roadworks National Highways
Chelmsford
A12 · A12 Northbound Between B1002 And A414 Near Chelmsford (West)
Starts in 4 hours 52 minutes
Starts 12 Oct 2026, 20:00
Expected clear 13 Oct 2026, 04:00
A12 northbound Jct 14 to Jct 15 lane closure
Category: Road Maintenance
View update
A12 northbound Jct 29 to Jct 28 lane closure
Cleared Roadworks National Highways
Colchester
A12 · A12 Northbound At A Minor Junction Between A133 And A120 Near Colchester (East)
Cleared 1 day 11 hours ago
Started 10 Oct 2026, 20:00
Ended 11 Oct 2026, 04:00
A12 northbound Jct 29 to Jct 28 lane closure
Category: Road Maintenance
View update
A120 eastbound Crown Interchange entry slip road closure
Cleared Roadworks National Highways
Colchester
A120 · A120 Eastbound Access From A12 Near Colchester (East)
Cleared 2 days 15 hours ago
Started 9 Oct 2026, 22:00
Ended 10 Oct 2026, 00:00
A120 eastbound Crown Interchange entry slip road closure
Category: Road Maintenance
View update