A12 northbound Jct 23 lane 1 closure (MP 143/4 to 147/4)
ClearedA12 northbound Jct 23 lane 1 closure (MP 143/4 to 147/4)
- Start time
- Mon, Aug 3, 2026 8:00 PM
- Expected end
- Tue, Aug 4, 2026 4:00 AM
- Duration
- 4 hours 2 seconds
- Road
- A12 – A12 Northbound Between B1389 Near Witham (North) And B1024 Near Kelvedon (South)
- Category
- Road Maintenance
- Direction
- Northbound
- Carriageway
- Dual Carriageway
- Lanes affected
- Lane 1 closed, 1 of 1 lanes affected
- Reason
- Maintenance Work
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details
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Flood risk assessment
Planning history
EPC ratings & more
- First published
- Fri, Jul 31, 2026 8:26 AM
- Last updated
- Mon, Aug 3, 2026 11:44 PM
- Cleared
- Tue, Aug 4, 2026 12:00 AM
- Latest update: A12 northbound Jct 23 lane 1 closure (MP 143/4 to 147/4)
- Coordinates
- 51.827907, 0.696663
- Latitude span
- 51.818854 – 51.837220
- Longitude span
- 0.670648 – 0.721104
- Bounding box centre
- 51.828037, 0.695876
- Location descriptions
-
- A12 northbound between B1389 near Witham (north) and B1024 near Kelvedon (south)
- A12 northbound between B1024 near Kelvedon (south) and B1024 near Kelvedon (north)
- Feed validity status
- Planned
- Overall feed start
- Mon, Aug 3, 2026 8:00 PM
- Overall feed end
- Tue, Aug 4, 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
12 coordinate pairs- Description
- A12 northbound between B1389 near Witham (north) and B1024 near Kelvedon (south)
- Carriageway
- Dual Carriageway
- 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
- Start2 End1
- Linear Element Road
- A12
- Linear Element Model
- The Network Model
- Linear Element Id
- {095C60E2-1297-40C9-B3DF-1B29E41D6888}
- Linear Element Type
- A Carriageway
- From Distance
- 224 m
- To Distance
- 997 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.818854 0.670648 51.819026 0.670971 51.819131 0.671169 51.819447 0.671755 51.820133 0.673026 51.820578 0.673917 51.821008 0.674778 51.821181 0.675127 51.821411 0.675657 51.821635 0.676176 51.822109 0.677219 51.823133 0.679473
Segment 2
18 coordinate pairs- Description
- A12 northbound between B1024 near Kelvedon (south) and B1024 near Kelvedon (north)
- Carriageway
- Dual Carriageway
- 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 End2
- Linear Element Road
- A12
- Linear Element Model
- The Network Model
- Linear Element Id
- {87B7A3E0-61E8-4DC4-BF8F-CC513A382838}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 962 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.831351 0.710855 51.831593 0.71128 51.831744 0.711544 51.832346 0.712596 51.832786 0.713363 51.834117 0.715721 51.834128 0.715741 51.834445 0.716307 51.834939 0.717177 51.835476 0.718094 51.835821 0.718739 51.836088 0.719185 51.836289 0.719522 51.836452 0.719851 51.836703 0.720286 51.836916 0.720652 51.83715 0.721001 51.83722 0.721104
Segment 3
21 coordinate pairs- Description
- A12 northbound between B1024 near Kelvedon (south) and B1024 near Kelvedon (north)
- Carriageway
- Dual Carriageway
- 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
- Start2 End1
- Linear Element Road
- A12
- Linear Element Model
- The Network Model
- Linear Element Id
- {CE4A3158-F14D-4F0E-8B2D-2E66622ABBC0}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 813 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.826612 0.687972 51.826616 0.687987 51.826641 0.688107 51.826714 0.688485 51.826863 0.68923 51.826926 0.689671 51.82702 0.690502 51.827056 0.690882 51.827086 0.691219 51.827099 0.691436 51.827116 0.691903 51.827106 0.693078 51.827044 0.694901 51.827037 0.695293 51.827032 0.695783 51.827067 0.696512 51.827081 0.696686 51.827146 0.697375 51.827181 0.697768 51.827294 0.698477 51.827499 0.699587
Segment 4
13 coordinate pairs- Description
- A12 northbound between B1024 near Kelvedon (south) and B1024 near Kelvedon (north)
- Carriageway
- Dual Carriageway
- 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 End2
- Linear Element Road
- A12
- Linear Element Model
- The Network Model
- Linear Element Id
- {5C232DFB-7D72-48B8-88B7-5B40927E3A93}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 367 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.824935 0.683403 51.825252 0.684147 51.825458 0.684609 51.825751 0.685277 51.82588 0.685602 51.825956 0.685796 51.826091 0.686166 51.826219 0.686548 51.826335 0.68692 51.826441 0.687305 51.826547 0.687724 51.826608 0.687953 51.826612 0.687972
Segment 5
5 coordinate pairs- Description
- A12 northbound between B1389 near Witham (north) and B1024 near Kelvedon (south)
- Carriageway
- Dual Carriageway
- 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
- {708782F7-C168-4D65-ABE0-A1529437CCCB}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 337 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.823133 0.679473 51.823388 0.680031 51.823684 0.680688 51.824816 0.683125 51.824935 0.683403
Segment 6
22 coordinate pairs- Description
- A12 northbound between B1024 near Kelvedon (south) and B1024 near Kelvedon (north)
- Carriageway
- Dual Carriageway
- 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
- {5DF3A2A6-F5B7-4D9B-8955-9889E6D38278}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 899 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.827499 0.699587 51.827581 0.699984 51.827767 0.700893 51.827821 0.701148 51.828108 0.702494 51.828197 0.702936 51.828394 0.703759 51.8285 0.704215 51.828708 0.705012 51.828873 0.705618 51.829043 0.70612 51.829153 0.706449 51.829305 0.706849 51.829429 0.707182 51.829724 0.707878 51.829897 0.708225 51.830039 0.708503 51.8301 0.708624 51.830211 0.708822 51.830221 0.708839 51.831093 0.710394 51.831351 0.710855
- Geometry type
- MultiLineString
- Geometry points
- 91
- First coordinate pair
- 0.670648, 51.818854
- Road section segments
- 1
- Road section points
- 91
View geometry JSON
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View road section coordinates
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- Cause type
- Road Maintenance
- Detailed cause
- Maintenance Work
- Compliance
- Mandatory
- Probability
- Probable
- Validity status
- Planned
- Road management
- Other
- Feed region label
- Witham
- Feed provider
- National Highways
- Data source
- Roadworks
- Feed version
- 1
- Record created
- Fri, Jul 31, 2026 8:26 AM
- Record versioned
- Mon, Aug 3, 2026 11:44 PM
- 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 24 to 25 lane 1 closure (MP 150/5 to 153/7)
Planned Roadworks National Highways
Colchester
A12 · A12 Northbound Between B1024 Near Kelvedon (North) And A120 Near Colchester (West)
Expected to clear in 6 hours 21 minutes
Started 5 Aug 2026, 20:00
Expected clear 6 Aug 2026, 04:00
A12 northbound Jct 24 to 25 lane 1 closure (MP 150/5 to 153/7)
Category: Road Maintenance
View update
M25 Jct 28 roundabout lane 3,2 closure
Cleared Roadworks National Highways
Havering
A12 · Roundabout At M25 J28/A12
Cleared 38 minutes 18 seconds ago
Started 5 Aug 2026, 21:00
Ended 5 Aug 2026, 21:00
M25 Jct 28 roundabout lane 3,2 closure
Category: Road Maintenance
View update
A120 eastbound Hare Green to Crown Interchange lane 2 closure
Cleared Roadworks National Highways
Colchester
A12 · A12 Northbound Within The A120 Near Colchester (East) Junction
Cleared 23 minutes 19 seconds ago
Started 5 Aug 2026, 20:00
Ended 5 Aug 2026, 21:15
A120 eastbound Hare Green to Crown Interchange lane 2 closure
Category: Road Maintenance
View update
A120 both directions Panners Interchange to Marks Farm Roundabout mobile lane closures (MP 42/2 to 47/5)
Cleared Roadworks National Highways
Braintree
A120 · A120 Eastbound At A Minor Junction Between A131 (South) And B1018
Cleared 23 minutes 19 seconds ago
Started 5 Aug 2026, 19:00
Ended 5 Aug 2026, 21:15
A120 both directions Panners Interchange to Marks Farm Roundabout mobile lane closures (MP 42/2 to 47/5)
Category: Construction Work
View update
M25 Jct 28 roundabout lane 3,2 closure
Cleared Roadworks National Highways
Havering
A12 · Roundabout At M25 J28/A12
Cleared 19 hours 3 minutes ago
Started 4 Aug 2026, 21:00
Ended 5 Aug 2026, 02:35
M25 Jct 28 roundabout lane 3,2 closure
Category: Road Maintenance
View update
A12 northbound Jct 24 lane 1 closure (MP 147/0 to 151/0)
Cleared Roadworks National Highways
Colchester
A12 · A12 Northbound Between B1024 Near Kelvedon (South) And B1024 Near Kelvedon (North)
Cleared 17 hours 38 minutes ago
Started 4 Aug 2026, 20:00
Ended 5 Aug 2026, 04:00
A12 northbound Jct 24 lane 1 closure (MP 147/0 to 151/0)
Category: Road Maintenance
View update