Crash View

A1(M) southbound Alconbury hard shoulder closure (MP 8/4 to 7/5)

Cleared

A1(M) southbound Alconbury hard shoulder closure (MP 8/4 to 7/5)

Start time
Mon, Sep 28, 2026 8:30 AM
Expected end
Mon, Sep 28, 2026 2:30 PM
Duration
4 hours 30 minutes 2 seconds
Road
A1(M) – A1(M) Southbound Between J15 And J14
Category
Road Maintenance
Direction
Southbound
Carriageway
Dual Carriageway
Lanes affected
1 of 1 lanes affected
Reason
Other
Live incident
Active roadworks
Planned
Cleared
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First published
Mon, Sep 28, 2026 8:09 AM
Last updated
Mon, Sep 28, 2026 12:34 PM
Cleared
Mon, Sep 28, 2026 1:00 PM
  • Latest update: A1(M) southbound Alconbury hard shoulder closure (MP 8/4 to 7/5)
Coordinates
52.383053, -0.256843
Latitude span
52.379787 – 52.386749
Longitude span
-0.258124 – -0.255515
Bounding box centre
52.383268, -0.256820
Location descriptions
  • A1(M) southbound between J15 and J14
  • A1(M) southbound within the B1043 junction
Feed validity status
Active
Overall feed start
Mon, Sep 28, 2026 8:30 AM
Overall feed end
Mon, Sep 28, 2026 2:30 PM
Feed window length
6 hours
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

5 coordinate pairs
Description
A1(M) southbound between J15 and J14
Carriageway
Dual Carriageway
Lane Usage
Rh
Lane Number
0
Lane Status
Closed
Lane Direction
Opposite
Lanes Restricted
0 lanes restricted
Operational Lanes
5 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A1(M)
Linear Element Model
The Network Model
Linear Element Id
{CB43AA7E-F9F6-4BA9-BF91-CADD692A8775}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
612 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.385901 -0.257864
52.385305 -0.257666
52.384273 -0.257323
52.381672 -0.256458
52.380515 -0.256005

Segment 2

2 coordinate pairs
Description
A1(M) southbound between J15 and J14
Carriageway
Dual Carriageway
Lane Usage
Rh
Lane Number
0
Lane Status
Closed
Lane Direction
Opposite
Lanes Restricted
0 lanes restricted
Operational Lanes
5 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A1(M)
Linear Element Model
The Network Model
Linear Element Id
{BBD149A7-337F-4078-91C5-5A56B20459F0}
Linear Element Type
B Carriageway
From Distance
4,077 m
To Distance
4,173 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.386749 -0.258124
52.385901 -0.257864

Segment 3

3 coordinate pairs
Description
A1(M) southbound within the B1043 junction
Lane Usage
Rh
Lane Number
0
Lane Status
Closed
Lane Direction
Opposite
Lanes Restricted
1 lane restricted
Operational Lanes
1 operational lane
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A1(M)
Linear Element Model
The Network Model
Linear Element Id
{9184503B-101E-47A0-8CEB-7D167FDE29B1}
Linear Element Type
B Carriageway Exit Slip
From Distance
0 m
To Distance
87 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.380515 -0.256005
52.379916 -0.255602
52.379787 -0.255515
Geometry type
MultiLineString
Geometry points
10
First coordinate pair
-0.257864, 52.385901
Road section segments
1
Road section points
10
View geometry JSON 
{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -0.257864,
                52.385901
            ],
            [
                -0.257666,
                52.385305
            ],
            [
                -0.257323,
                52.384273
            ],
            [
                -0.256458,
                52.381672
            ],
            [
                -0.256005,
                52.380515
            ],
            [
                -0.258124,
                52.386749
            ],
            [
                -0.257864,
                52.385901
            ],
            [
                -0.256005,
                52.380515
            ],
            [
                -0.255602,
                52.379916
            ],
            [
                -0.255515,
                52.379787
            ]
        ]
    ]
}
View road section coordinates 
[
    [
        [
            -0.257864,
            52.385901
        ],
        [
            -0.257666,
            52.385305
        ],
        [
            -0.257323,
            52.384273
        ],
        [
            -0.256458,
            52.381672
        ],
        [
            -0.256005,
            52.380515
        ],
        [
            -0.258124,
            52.386749
        ],
        [
            -0.257864,
            52.385901
        ],
        [
            -0.256005,
            52.380515
        ],
        [
            -0.255602,
            52.379916
        ],
        [
            -0.255515,
            52.379787
        ]
    ]
]
Cause type
Road Maintenance
Detailed cause
Other
Compliance
Mandatory
Probability
Certain
Validity status
Active
Road management
Other
Feed provider
National Highways
Data source
Roadworks
Feed version
2
Record created
Mon, Sep 28, 2026 8:09 AM
Record versioned
Mon, Sep 28, 2026 12:34 PM
Coordinate source
Geometry

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