Lane 1,2 closure southbound

Cleared

Lane 1,2 closure southbound

Start time
Thu, Jul 23, 2026 7:00 PM
Expected end
Fri, Jul 24, 2026 4:00 AM
Duration
1 hour 2 seconds
Road
M1 – M1 Southbound Between J21 And J20
Category
Road Maintenance
Direction
Southbound
Carriageway
Dual Carriageway
Lanes affected
2 of 2 lanes affected
Reason
Roadworks
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details

Move Insights

Thinking of moving to this area?

Check flood risk, planning history, EPC ratings and more with a Move Insights property report.

Flood risk assessment
Planning history
EPC ratings & more
First published
Thu, Jul 9, 2026 11:55 AM
Last updated
Thu, Jul 23, 2026 7:35 PM
Cleared
Thu, Jul 23, 2026 8:00 PM
  • Latest update: Lane 1,2 closure southbound
Coordinates
52.581537, -1.197584
Latitude span
52.576124 – 52.587627
Longitude span
-1.198201 – -1.196378
Bounding box centre
52.581876, -1.197290
Location descriptions
  • M1 southbound between J21 and J20
Feed validity status
Planned
Overall feed start
Thu, Jul 23, 2026 7:00 PM
Overall feed end
Fri, Jul 24, 2026 4:00 AM
Feed window length
9 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

5 coordinate pairs
Description
M1 southbound between J21 and J20
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
2 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start2 End1
Linear Element Road
M1
Linear Element Model
The Network Model
Linear Element Id
{19411F48-038C-4742-9596-FB19CA2DCB91}
Linear Element Type
B Carriageway
From Distance
551 m
To Distance
753 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
52.587627 -1.196909
52.587422 -1.196979
52.586103 -1.197446
52.586014 -1.197477
52.585852 -1.197539

Segment 2

2 coordinate pairs
Description
M1 southbound between J21 and J20
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
2 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start2 End2
Linear Element Road
M1
Linear Element Model
The Network Model
Linear Element Id
{48ECE967-13EB-4588-BF81-46E1878DB2FF}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
14 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
52.577904 -1.197315
52.577777 -1.197258

Segment 3

19 coordinate pairs
Description
M1 southbound between J21 and J20
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
2 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End2
Linear Element Road
M1
Linear Element Model
The Network Model
Linear Element Id
{FDBA9B8B-E6D8-495B-B0FB-BC2E31017798}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
892 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
52.585852 -1.197539
52.585691 -1.197601
52.585215 -1.197757
52.584435 -1.197963
52.584273 -1.197996
52.58404 -1.198038
52.583645 -1.19811
52.583124 -1.198164
52.582485 -1.198191
52.581928 -1.198201
52.581371 -1.198181
52.580876 -1.198131
52.580714 -1.198107
52.580102 -1.198013
52.579463 -1.197862
52.579364 -1.197833
52.578841 -1.197681
52.578364 -1.197513
52.577904 -1.197315

Segment 4

6 coordinate pairs
Description
M1 southbound between J21 and J20
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
2 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start2 End2
Linear Element Road
M1
Linear Element Model
The Network Model
Linear Element Id
{2EFB0B4C-C399-4EE8-BF80-1F09479AFE80}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
193 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
52.577777 -1.197258
52.577741 -1.197244
52.577633 -1.197202
52.57711 -1.196931
52.576415 -1.19656
52.576124 -1.196378
Geometry type
MultiLineString
Geometry points
32
First coordinate pair
-1.196909, 52.587627
Road section segments
1
Road section points
32
View geometry JSON
{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -1.196909,
                52.587627
            ],
            [
                -1.196979,
                52.587422
            ],
            [
                -1.197446,
                52.586103
            ],
            [
                -1.197477,
                52.586014
            ],
            [
                -1.197539,
                52.585852
            ],
            [
                -1.197315,
                52.577904
            ],
            [
                -1.197258,
                52.577777
            ],
            [
                -1.197539,
                52.585852
            ],
            [
                -1.197601,
                52.585691
            ],
            [
                -1.197757,
                52.585215
            ],
            [
                -1.197963,
                52.584435
            ],
            [
                -1.197996,
                52.584273
            ],
            [
                -1.198038,
                52.58404
            ],
            [
                -1.19811,
                52.583645
            ],
            [
                -1.198164,
                52.583124
            ],
            [
                -1.198191,
                52.582485
            ],
            [
                -1.198201,
                52.581928
            ],
            [
                -1.198181,
                52.581371
            ],
            [
                -1.198131,
                52.580876
            ],
            [
                -1.198107,
                52.580714
            ],
            [
                -1.198013,
                52.580102
            ],
            [
                -1.197862,
                52.579463
            ],
            [
                -1.197833,
                52.579364
            ],
            [
                -1.197681,
                52.578841
            ],
            [
                -1.197513,
                52.578364
            ],
            [
                -1.197315,
                52.577904
            ],
            [
                -1.197258,
                52.577777
            ],
            [
                -1.197244,
                52.577741
            ],
            [
                -1.197202,
                52.577633
            ],
            [
                -1.196931,
                52.57711
            ],
            [
                -1.19656,
                52.576415
            ],
            [
                -1.196378,
                52.576124
            ]
        ]
    ]
}
View road section coordinates
[
    [
        [
            -1.196909,
            52.587627
        ],
        [
            -1.196979,
            52.587422
        ],
        [
            -1.197446,
            52.586103
        ],
        [
            -1.197477,
            52.586014
        ],
        [
            -1.197539,
            52.585852
        ],
        [
            -1.197315,
            52.577904
        ],
        [
            -1.197258,
            52.577777
        ],
        [
            -1.197539,
            52.585852
        ],
        [
            -1.197601,
            52.585691
        ],
        [
            -1.197757,
            52.585215
        ],
        [
            -1.197963,
            52.584435
        ],
        [
            -1.197996,
            52.584273
        ],
        [
            -1.198038,
            52.58404
        ],
        [
            -1.19811,
            52.583645
        ],
        [
            -1.198164,
            52.583124
        ],
        [
            -1.198191,
            52.582485
        ],
        [
            -1.198201,
            52.581928
        ],
        [
            -1.198181,
            52.581371
        ],
        [
            -1.198131,
            52.580876
        ],
        [
            -1.198107,
            52.580714
        ],
        [
            -1.198013,
            52.580102
        ],
        [
            -1.197862,
            52.579463
        ],
        [
            -1.197833,
            52.579364
        ],
        [
            -1.197681,
            52.578841
        ],
        [
            -1.197513,
            52.578364
        ],
        [
            -1.197315,
            52.577904
        ],
        [
            -1.197258,
            52.577777
        ],
        [
            -1.197244,
            52.577741
        ],
        [
            -1.197202,
            52.577633
        ],
        [
            -1.196931,
            52.57711
        ],
        [
            -1.19656,
            52.576415
        ],
        [
            -1.196378,
            52.576124
        ]
    ]
]
Cause type
Road Maintenance
Detailed cause
Roadworks
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Other
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Thu, Jul 9, 2026 11:55 AM
Record versioned
Thu, Jul 23, 2026 7:35 PM
Coordinate source
Geometry

Driving on the M1? See every live closure, roadwork and planned restriction on this road.

M1 live closures

Related incidents

M1 northbound Jct 10 to Jct 11 hard shoulder closure (MP 49/4 to 49/6)

Active Roadworks National Highways
Luton M1 · M1 Northbound Within J10

Expected to clear in 2 months 3 weeks

Started 23 Jul 2026, 01:35 Expected clear 24 Oct 2026, 04:00

M1 northbound Jct 10 to Jct 11 hard shoulder closure (MP 49/4 to 49/6)

Category: Construction Work
View update

M1 southbound Jct 37 to Jct 36 lane 1 and 2 closure ( 274/6 273/7)

Planned Roadworks National Highways
Barnsley M1 · M1 Southbound Between J37 And J36

Starts in 3 hours 4 minutes

Starts 1 Aug 2026, 19:00 Expected clear 2 Aug 2026, 05:00

M1 southbound Jct 37 to Jct 36 lane 1 and 2 closure ( 274/6 273/7)

Category: Road Maintenance
View update

M1 Southbound Jct 6 to Jct 5 Lane 3,2 closure

Cleared Roadworks National Highways
Watford M1 · M1 Southbound Within J5

Cleared 14 hours 35 minutes ago

Started 31 Jul 2026, 22:00 Ended 1 Aug 2026, 01:20

M1 Southbound Jct 6 to Jct 5 Lane 3,2 closure

Category: Road Maintenance
View update

M1 Northbound Jct 5 to Jct 6 Carriageway and Slip Road closure

Cleared Roadworks National Highways
Borehamwood M1 · M1 J5 Northbound Access

Cleared 13 hours 25 minutes ago

Started 31 Jul 2026, 22:00 Ended 1 Aug 2026, 02:30

M1 Northbound Jct 5 to Jct 6 Carriageway and Slip Road closure

Category: Road Maintenance
View update

M1 Northbound Jct 5 Entry Slip road Lane 1 closure

Cleared Roadworks National Highways
Borehamwood M1 · M1 Northbound Between J5 And J6

Cleared 10 hours 55 minutes ago

Started 31 Jul 2026, 22:00 Ended 1 Aug 2026, 05:00

M1 Northbound Jct 5 Entry Slip road Lane 1 closure

Category: Road Maintenance
View update

M1 southbound Jct 13 exit slip to Salford Road lane 1 closure

Cleared Roadworks National Highways
Aylesbury Vale M1 · M1 J13 Southbound Exit

Cleared 12 hours 35 minutes ago

Started 31 Jul 2026, 21:00 Ended 1 Aug 2026, 03:20

M1 southbound Jct 13 exit slip to Salford Road lane 1 closure

Category: Road Maintenance
View update