Crash View

A1 southbound Sandy Roundabout to Tempsford lane 1 closure

Cleared

A1 southbound Sandy Roundabout to Tempsford lane 1 closure

Start time
Tue, Sep 29, 2026 8:00 PM
Expected end
Wed, Sep 30, 2026 4:00 AM
Duration
2 hours 30 minutes 2 seconds
Road
A1 – A1 Southbound Between A421 And A603
Category
Road Maintenance
Direction
Southbound
Carriageway
Dual Carriageway
Lanes affected
Lane 1 closed
Reason
Maintenance Work
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details

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First published
Tue, Sep 15, 2026 4:30 PM
Last updated
Tue, Sep 29, 2026 10:04 PM
Cleared
Tue, Sep 29, 2026 10:30 PM
  • Latest update: A1 southbound Sandy Roundabout to Tempsford lane 1 closure
Coordinates
52.145187, -0.300366
Latitude span
52.138314 – 52.153160
Longitude span
-0.301031 – -0.298437
Bounding box centre
52.145737, -0.299734
Location descriptions
  • A1 southbound between A421 and A603
  • A1 southbound at a minor junction between A421 and A603
Feed validity status
Planned
Overall feed start
Tue, Sep 29, 2026 8:00 PM
Overall feed end
Wed, Sep 30, 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

4 coordinate pairs
Description
A1 southbound between A421 and A603
Carriageway
Dual Carriageway
Lane Usage
Cl1
Lane Number
1
Lane Status
Closed
Lane Direction
Aligned
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
A1
Linear Element Model
The Network Model
Linear Element Id
{8609187E-3C4F-4222-BE92-2369E0BB17EF}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
106 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.140079 -0.299502
52.139408 -0.299089
52.139362 -0.299062
52.139181 -0.298952

Segment 2

10 coordinate pairs
Description
A1 southbound between A421 and A603
Carriageway
Dual Carriageway
Lane Usage
Cl1
Lane Number
1
Lane Status
Closed
Lane Direction
Aligned
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
A1
Linear Element Model
The Network Model
Linear Element Id
{AFAFE34F-13C5-498B-9424-127A8FC2C324}
Linear Element Type
B Carriageway
From Distance
30 m
To Distance
427 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.15316 -0.301031
52.153067 -0.301025
52.152446 -0.30099
52.152284 -0.300981
52.151861 -0.300983
52.151798 -0.300976
52.151762 -0.300972
52.151394 -0.300957
52.151268 -0.300962
52.149598 -0.300979

Segment 3

19 coordinate pairs
Description
A1 southbound between A421 and A603
Carriageway
Dual Carriageway
Lane Usage
Cl1
Lane Number
1
Lane Status
Closed
Lane Direction
Aligned
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
A1
Linear Element Model
The Network Model
Linear Element Id
{A12FD7A7-C959-4446-8A73-C346A7B1F571}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
1,005 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.149598 -0.300979
52.14951 -0.300983
52.148517 -0.300979
52.148112 -0.300965
52.147707 -0.300951
52.147572 -0.300971
52.145217 -0.300973
52.145055 -0.300964
52.144749 -0.300961
52.144047 -0.300915
52.143614 -0.300844
52.143298 -0.300768
52.143136 -0.300716
52.14263 -0.300545
52.141691 -0.300259
52.141266 -0.300115
52.141139 -0.300076
52.140859 -0.29994
52.140632 -0.299832

Segment 4

3 coordinate pairs
Description
A1 southbound at a minor junction between A421 and A603
Carriageway
Dual Carriageway
Lane Usage
Cl1
Lane Number
1
Lane Status
Closed
Lane Direction
Aligned
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
A1
Linear Element Model
The Network Model
Linear Element Id
{E867C9BB-E170-49F9-9184-B5553B4561E8}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
65 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.140632 -0.299832
52.140542 -0.299791
52.140079 -0.299502

Segment 5

3 coordinate pairs
Description
A1 southbound between A421 and A603
Carriageway
Dual Carriageway
Lane Usage
Cl1
Lane Number
1
Lane Status
Closed
Lane Direction
Aligned
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
A1
Linear Element Model
The Network Model
Linear Element Id
{DB06CB54-2352-48EF-A148-B58DF2F1F60F}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
102 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.139181 -0.298952
52.138519 -0.298553
52.138314 -0.298437
Geometry type
MultiLineString
Geometry points
39
First coordinate pair
-0.299502, 52.140079
Road section segments
1
Road section points
39
View geometry JSON 
{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -0.299502,
                52.140079
            ],
            [
                -0.299089,
                52.139408
            ],
            [
                -0.299062,
                52.139362
            ],
            [
                -0.298952,
                52.139181
            ],
            [
                -0.301031,
                52.15316
            ],
            [
                -0.301025,
                52.153067
            ],
            [
                -0.30099,
                52.152446
            ],
            [
                -0.300981,
                52.152284
            ],
            [
                -0.300983,
                52.151861
            ],
            [
                -0.300976,
                52.151798
            ],
            [
                -0.300972,
                52.151762
            ],
            [
                -0.300957,
                52.151394
            ],
            [
                -0.300962,
                52.151268
            ],
            [
                -0.300979,
                52.149598
            ],
            [
                -0.300979,
                52.149598
            ],
            [
                -0.300983,
                52.14951
            ],
            [
                -0.300979,
                52.148517
            ],
            [
                -0.300965,
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            ],
            [
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            ],
            [
                -0.300971,
                52.147572
            ],
            [
                -0.300973,
                52.145217
            ],
            [
                -0.300964,
                52.145055
            ],
            [
                -0.300961,
                52.144749
            ],
            [
                -0.300915,
                52.144047
            ],
            [
                -0.300844,
                52.143614
            ],
            [
                -0.300768,
                52.143298
            ],
            [
                -0.300716,
                52.143136
            ],
            [
                -0.300545,
                52.14263
            ],
            [
                -0.300259,
                52.141691
            ],
            [
                -0.300115,
                52.141266
            ],
            [
                -0.300076,
                52.141139
            ],
            [
                -0.29994,
                52.140859
            ],
            [
                -0.299832,
                52.140632
            ],
            [
                -0.299832,
                52.140632
            ],
            [
                -0.299791,
                52.140542
            ],
            [
                -0.299502,
                52.140079
            ],
            [
                -0.298952,
                52.139181
            ],
            [
                -0.298553,
                52.138519
            ],
            [
                -0.298437,
                52.138314
            ]
        ]
    ]
}
View road section coordinates 
[
    [
        [
            -0.299502,
            52.140079
        ],
        [
            -0.299089,
            52.139408
        ],
        [
            -0.299062,
            52.139362
        ],
        [
            -0.298952,
            52.139181
        ],
        [
            -0.301031,
            52.15316
        ],
        [
            -0.301025,
            52.153067
        ],
        [
            -0.30099,
            52.152446
        ],
        [
            -0.300981,
            52.152284
        ],
        [
            -0.300983,
            52.151861
        ],
        [
            -0.300976,
            52.151798
        ],
        [
            -0.300972,
            52.151762
        ],
        [
            -0.300957,
            52.151394
        ],
        [
            -0.300962,
            52.151268
        ],
        [
            -0.300979,
            52.149598
        ],
        [
            -0.300979,
            52.149598
        ],
        [
            -0.300983,
            52.14951
        ],
        [
            -0.300979,
            52.148517
        ],
        [
            -0.300965,
            52.148112
        ],
        [
            -0.300951,
            52.147707
        ],
        [
            -0.300971,
            52.147572
        ],
        [
            -0.300973,
            52.145217
        ],
        [
            -0.300964,
            52.145055
        ],
        [
            -0.300961,
            52.144749
        ],
        [
            -0.300915,
            52.144047
        ],
        [
            -0.300844,
            52.143614
        ],
        [
            -0.300768,
            52.143298
        ],
        [
            -0.300716,
            52.143136
        ],
        [
            -0.300545,
            52.14263
        ],
        [
            -0.300259,
            52.141691
        ],
        [
            -0.300115,
            52.141266
        ],
        [
            -0.300076,
            52.141139
        ],
        [
            -0.29994,
            52.140859
        ],
        [
            -0.299832,
            52.140632
        ],
        [
            -0.299832,
            52.140632
        ],
        [
            -0.299791,
            52.140542
        ],
        [
            -0.299502,
            52.140079
        ],
        [
            -0.298952,
            52.139181
        ],
        [
            -0.298553,
            52.138519
        ],
        [
            -0.298437,
            52.138314
        ]
    ]
]
Cause type
Road Maintenance
Detailed cause
Maintenance Work
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Other
Feed region label
southbound at a minor
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Tue, Sep 15, 2026 4:30 PM
Record versioned
Tue, Sep 29, 2026 10:04 PM
Coordinate source
Geometry

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