Crash View

A1 northbound Southoe to Diddington lane 1 closure

Cleared

A1 northbound Southoe to Diddington lane 1 closure

Start time
Mon, Sep 21, 2026 9:11 PM
Expected end
Tue, Sep 22, 2026 3:00 AM
Duration
3 hours 14 minutes 1 second
Road
A1 – A1 Northbound Between B645/B1048 And B1041
Category
Construction Work
Direction
Northbound
Carriageway
Dual Carriageway
Lanes affected
Lane 1 closed, 1 of 1 lanes affected
Reason
Construction Work
Live incident
Active roadworks
Planned
Cleared
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First published
Mon, Sep 21, 2026 9:11 PM
Last updated
Tue, Sep 22, 2026 12:05 AM
Cleared
Tue, Sep 22, 2026 12:25 AM
  • Latest update: A1 northbound Southoe to Diddington lane 1 closure
Coordinates
52.258890, -0.264982
Latitude span
52.244446 – 52.273365
Longitude span
-0.276158 – -0.259741
Bounding box centre
52.258906, -0.267950
Location descriptions
  • A1 northbound between B645/B1048 and B1041
  • A1 northbound between B1041 and B661
  • A1 northbound within the B1041 junction
Feed validity status
Active
Overall feed start
Mon, Sep 21, 2026 9:11 PM
Overall feed end
Tue, Sep 22, 2026 3:00 AM
Feed window length
5 hours 49 minutes
Probability code (raw)
certain
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

20 coordinate pairs
Description
A1 northbound between B645/B1048 and B1041
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
A1
Linear Element Model
The Network Model
Linear Element Id
{80125BAA-FA6A-4C50-8364-E7B34D0F5205}
Linear Element Type
A Carriageway
From Distance
932 m
To Distance
2,036 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.244446 -0.276158
52.244792 -0.275772
52.245312 -0.275093
52.245568 -0.274746
52.246 -0.274143
52.24673 -0.273031
52.246739 -0.273016
52.247654 -0.271648
52.248015 -0.271135
52.248112 -0.271006
52.248623 -0.270321
52.248879 -0.269989
52.249135 -0.269671
52.249485 -0.269247
52.249648 -0.26905
52.250188 -0.268473
52.250693 -0.26797
52.251341 -0.267388
52.251918 -0.266896
52.252371 -0.266542

Segment 2

6 coordinate pairs
Description
A1 northbound between B1041 and B661
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
A1
Linear Element Model
The Network Model
Linear Element Id
{D77FA156-524E-4ED3-959D-EE0B87E04CEB}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
288 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.258885 -0.263431
52.259345 -0.263266
52.25985 -0.263083
52.260839 -0.262724
52.261385 -0.262542
52.26142 -0.262525

Segment 3

3 coordinate pairs
Description
A1 northbound between B1041 and B661
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
A1
Linear Element Model
The Network Model
Linear Element Id
{73BEF975-C9A3-4C32-9612-6F5ED9B5A853}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
11 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.256991 -0.264116
52.257065 -0.264088
52.257092 -0.264077

Segment 4

6 coordinate pairs
Description
A1 northbound between B1041 and B661
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
A1
Linear Element Model
The Network Model
Linear Element Id
{9032A6D2-8397-4521-985C-D91623E2B0EA}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
154 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.26865 -0.262536
52.268694 -0.26252
52.268989 -0.262391
52.269337 -0.262201
52.269667 -0.261983
52.269961 -0.261804

Segment 5

8 coordinate pairs
Description
A1 northbound between B645/B1048 and B1041
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
A1
Linear Element Model
The Network Model
Linear Element Id
{572D6BA0-4648-4C28-9C80-35E06094A46E}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
245 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.252371 -0.266542
52.252451 -0.266465
52.252593 -0.266343
52.252682 -0.26628
52.253074 -0.266041
52.253965 -0.265498
52.25434 -0.265278
52.25442 -0.265216

Segment 6

5 coordinate pairs
Description
A1 northbound between B1041 and B661
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
A1
Linear Element Model
The Network Model
Linear Element Id
{F726DDC2-18A0-46F5-815C-94C4FE5474D1}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
310 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.26142 -0.262525
52.262279 -0.262228
52.263326 -0.26185
52.264015 -0.261633
52.264149 -0.261598

Segment 7

5 coordinate pairs
Description
A1 northbound between B1041 and B661
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
A1
Linear Element Model
The Network Model
Linear Element Id
{03499032-1147-4E55-A486-DDEAAD9459B9}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
404 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.269961 -0.261804
52.270362 -0.26156
52.271661 -0.260762
52.271814 -0.260668
52.273365 -0.259741

Segment 8

3 coordinate pairs
Description
A1 northbound between B1041 and B661
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
A1
Linear Element Model
The Network Model
Linear Element Id
{F97DBD12-EDC0-4BEB-99B5-C8D6A41542A1}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
141 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.257092 -0.264077
52.257324 -0.26399
52.258331 -0.263629

Segment 9

18 coordinate pairs
Description
A1 northbound between B1041 and B661
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
A1
Linear Element Model
The Network Model
Linear Element Id
{D38352A3-70D3-41A7-B04B-0607D44AB233}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
511 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.264149 -0.261598
52.264535 -0.261524
52.264741 -0.261487
52.264948 -0.261479
52.265091 -0.261473
52.26538 -0.261506
52.265686 -0.261567
52.265831 -0.261606
52.266165 -0.261739
52.266528 -0.261916
52.267108 -0.262274
52.267299 -0.262369
52.267579 -0.26249
52.267687 -0.262515
52.268003 -0.262576
52.26812 -0.262586
52.268372 -0.262576
52.26865 -0.262536

Segment 10

2 coordinate pairs
Description
A1 northbound between B1041 and B661
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
A1
Linear Element Model
The Network Model
Linear Element Id
{AE16E69D-AB8D-47C8-9427-601D7FAE2DE3}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
63 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.258331 -0.263629
52.258885 -0.263431

Segment 11

7 coordinate pairs
Description
A1 northbound within the B1041 junction
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
A1
Linear Element Model
The Network Model
Linear Element Id
{21A905D4-96D7-488F-BF12-FF1D366278C3}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
296 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.25442 -0.265216
52.254642 -0.265076
52.254749 -0.265013
52.256107 -0.264403
52.256429 -0.264274
52.256617 -0.264222
52.256991 -0.264116
Geometry type
MultiLineString
Geometry points
83
First coordinate pair
-0.276158, 52.244446
Road section segments
1
Road section points
83
View geometry JSON 
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            ],
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            ],
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            ],
            [
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}
View road section coordinates 
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    ]
]
Cause type
Construction Work
Detailed cause
Construction Work
Compliance
Mandatory
Probability
Certain
Validity status
Active
Road management
Other
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Mon, Sep 21, 2026 9:11 PM
Record versioned
Tue, Sep 22, 2026 12:05 AM
Coordinate source
Geometry

Driving on the A1? See every live closure, roadwork and planned restriction on this road.

A1 live closures

Related incidents

A1(M) both directions Jct 14 to 17 mobile lane 3 closure

Cleared Roadworks National Highways
Huntingdonshire A1(M) · A1(M) Northbound Between A1 And J14

Expected to clear in 10 hours 6 seconds

Started 12 Oct 2026, 20:00 Expected clear 13 Oct 2026, 04:00

A1(M) both directions Jct 14 to 17 mobile lane 3 closure

Category: Road Maintenance
View update

A141 eastbound A14 Jct 21 to Brampton Hut roundabout carriageway closure

Planned Roadworks National Highways
Huntingdonshire A141 · A141 Eastbound Between A14 J21 And A1

Starts in 2 hours 6 seconds

Starts 12 Oct 2026, 20:00 Expected clear 13 Oct 2026, 04:00

A141 eastbound A14 Jct 21 to Brampton Hut roundabout carriageway closure

Category: Road Maintenance
View update

A1 southbound Bigglewade South lane 1 closure

Planned Roadworks National Highways
Central Bedfordshire A1 · Roundabout At A1/A6001 Near Biggleswade (South)

Starts in 2 hours 6 seconds

Starts 12 Oct 2026, 20:00 Expected clear 13 Oct 2026, 05:00

A1 southbound Bigglewade South lane 1 closure

Category: Road Maintenance
View update

A1 northbound Tempsford to Kelpie Marina - lane 1 closure

Planned Roadworks National Highways
Bedford A1 · A1 Northbound Between A603 And A421

Starts in 2 hours 6 seconds

Starts 12 Oct 2026, 20:00 Expected clear 13 Oct 2026, 04:00

A1 northbound Tempsford to Kelpie Marina - lane 1 closure

Category: Authority Operation
View update

A1 southbound Stamford to Wittering lane closure

Planned Roadworks National Highways
Peterborough A1 · A1 Southbound Between A43 And B1081 Near Stamford (South)

Starts in 2 hours 6 seconds

Starts 12 Oct 2026, 20:00 Expected clear 13 Oct 2026, 04:00

A1 southbound Stamford to Wittering lane closure

Category: Road Maintenance
View update

A1 Jct 73 northbound entry slip road closure

Planned Roadworks National Highways
Gateshead A1 · A1 Northbound Access From A694/A69

Starts in 1 hour 6 seconds

Starts 12 Oct 2026, 19:00 Expected clear 13 Oct 2026, 05:00

A1 Jct 73 northbound entry slip road closure

Category: Road Maintenance
View update