Crash View

M40 southbound Jct 1a to Jct 1 Lane 3 and 2 closure

Cleared

M40 southbound Jct 1a to Jct 1 Lane 3 and 2 closure

Start time
Wed, Jan 14, 2026 9:00 PM
Expected end
Thu, Jan 15, 2026 6:00 AM
Duration
9 hours
Road
M40 – M40 Southbound Between J1A And J1
Category
Road Maintenance
Direction
Southbound
Carriageway
Dual Carriageway
Lanes affected
2 of 2 lanes affected, 2 of 3 lanes affected
Reason
Repair Work
Live incident
Active roadworks
Planned
Cleared
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First published
Wed, Jan 14, 2026 9:01 AM
Last updated
Wed, Jan 14, 2026 11:21 PM
Cleared
Thu, Jan 15, 2026 6:00 AM
  • Latest update: M40 southbound Jct 1a to Jct 1 Lane 3 and 2 closure
Coordinates
51.562002, -0.530857
Latitude span
51.560464 – 51.564967
Longitude span
-0.555547 – -0.500267
Bounding box centre
51.562716, -0.527907
Location descriptions
  • M40 southbound between J1A and J1
  • M40 southbound within J1A after M25 J16 clockwise access
  • M40 southbound between J2 and J1A
  • M40 southbound within J1A before M25 J16 clockwise access
  • M40 southbound within J1
Feed validity status
Planned
Overall feed start
Wed, Jan 14, 2026 9:00 PM
Overall feed end
Thu, Jan 15, 2026 6:00 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

9 coordinate pairs
Description
M40 southbound between J1A and J1
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
2 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M40
Linear Element Model
The Network Model
Linear Element Id
{5C619A58-5A02-48B7-9E31-D43842017A9B}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
614 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.560501 -0.525619
51.560498 -0.525403
51.560491 -0.524811
51.560501 -0.523498
51.560519 -0.52282
51.560576 -0.521606
51.560674 -0.520088
51.560881 -0.51796
51.561001 -0.516817

Segment 2

3 coordinate pairs
Description
M40 southbound within J1A after M25 J16 clockwise access
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
M40
Linear Element Model
The Network Model
Linear Element Id
{2011BA14-E066-460E-BD54-521EFE18E6FF}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
138 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.561094 -0.533491
51.560943 -0.532212
51.560862 -0.531522

Segment 3

2 coordinate pairs
Description
M40 southbound within J1A after M25 J16 clockwise access
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
M40
Linear Element Model
The Network Model
Linear Element Id
{5FEF92E9-4361-421B-BDFE-0BC9FF257576}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
28 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.560862 -0.531522
51.560812 -0.53112

Segment 4

6 coordinate pairs
Description
M40 southbound between J2 and J1A
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
3 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M40
Linear Element Model
The Network Model
Linear Element Id
{154415EE-BAAE-4C98-8EC4-92AA137F3C70}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
220 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.564212 -0.553619
51.564184 -0.553533
51.564044 -0.553134
51.563951 -0.552848
51.563617 -0.551671
51.563393 -0.550723

Segment 5

4 coordinate pairs
Description
M40 southbound between J2 and J1A
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
3 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start2 End1
Linear Element Road
M40
Linear Element Model
The Network Model
Linear Element Id
{C9066274-5339-4B40-8900-31C13F0B864A}
Linear Element Type
B Carriageway
From Distance
1,636 m
To Distance
1,690 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.564967 -0.555547
51.564844 -0.555272
51.564728 -0.554996
51.564693 -0.554912

Segment 6

4 coordinate pairs
Description
M40 southbound within J1A before M25 J16 clockwise access
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
M40
Linear Element Model
The Network Model
Linear Element Id
{235FCD6F-19BE-482C-9923-729EA2C5AED4}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
200 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.561417 -0.536338
51.561227 -0.534814
51.5611 -0.533549
51.561094 -0.533491

Segment 7

10 coordinate pairs
Description
M40 southbound between J1A and J1
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
2 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M40
Linear Element Model
The Network Model
Linear Element Id
{7C2E40CE-719F-4877-A0C2-3168F9EF75FB}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
664 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.561001 -0.516817
51.561138 -0.515514
51.561161 -0.51521
51.561234 -0.514501
51.561305 -0.513806
51.561487 -0.511896
51.561626 -0.510088
51.561658 -0.509726
51.561697 -0.509278
51.561807 -0.507326

Segment 8

11 coordinate pairs
Description
M40 southbound within J1A after M25 J16 clockwise access
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
M40
Linear Element Model
The Network Model
Linear Element Id
{6DDC454D-D0AA-4D6D-9B86-F8B3EBB035B5}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
384 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.560812 -0.53112
51.560802 -0.531034
51.560794 -0.530962
51.560681 -0.529956
51.560628 -0.529337
51.560508 -0.527624
51.560464 -0.526269
51.56047 -0.526067
51.560493 -0.52572
51.560501 -0.525648
51.560501 -0.525619

Segment 9

4 coordinate pairs
Description
M40 southbound within J1A before M25 J16 clockwise access
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
M40
Linear Element Model
The Network Model
Linear Element Id
{9A6E26FB-2BB4-43B7-9B45-16D32218A81A}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
555 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.562454 -0.544542
51.562434 -0.544326
51.562016 -0.541022
51.561466 -0.536682

Segment 10

7 coordinate pairs
Description
M40 southbound between J2 and J1A
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
3 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M40
Linear Element Model
The Network Model
Linear Element Id
{42F86B72-46FE-4C21-BF57-4E712F3D3DC5}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
104 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.564693 -0.554912
51.564647 -0.554804
51.564633 -0.554771
51.56452 -0.554504
51.564231 -0.55369
51.564231 -0.553689
51.564212 -0.553619

Segment 11

3 coordinate pairs
Description
M40 southbound within J1A before M25 J16 clockwise access
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
M40
Linear Element Model
The Network Model
Linear Element Id
{D988D17A-7375-49FF-82C5-EE3044E9113E}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
24 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.561466 -0.536682
51.561441 -0.5365
51.561417 -0.536338

Segment 12

7 coordinate pairs
Description
M40 southbound between J2 and J1A
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
3 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M40
Linear Element Model
The Network Model
Linear Element Id
{71581B09-0D3E-4126-B363-E8EC58A6D072}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
441 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.563393 -0.550723
51.563175 -0.549812
51.563026 -0.549013
51.56287 -0.548005
51.562625 -0.545965
51.562577 -0.545563
51.562454 -0.544542

Segment 13

11 coordinate pairs
Description
M40 southbound within J1
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
M40
Linear Element Model
The Network Model
Linear Element Id
{97B0476B-791D-4AF0-9936-2D770C544E72}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
490 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.561807 -0.507326
51.561814 -0.507167
51.561799 -0.506706
51.561832 -0.505046
51.561828 -0.504382
51.561825 -0.503777
51.56182 -0.503431
51.561799 -0.50245
51.561771 -0.501658
51.561745 -0.501067
51.561702 -0.500267
Geometry type
MultiLineString
Geometry points
81
First coordinate pair
-0.525619, 51.560501
Road section segments
1
Road section points
81
View geometry JSON 
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            ],
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            ],
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            ],
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                -0.536338,
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            ],
            [
                -0.550723,
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            ],
            [
                -0.549812,
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            ],
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                -0.549013,
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            ],
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            ],
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}
View road section coordinates 
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        ],
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        ],
        [
            -0.504382,
            51.561828
        ],
        [
            -0.503777,
            51.561825
        ],
        [
            -0.503431,
            51.56182
        ],
        [
            -0.50245,
            51.561799
        ],
        [
            -0.501658,
            51.561771
        ],
        [
            -0.501067,
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        ],
        [
            -0.500267,
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        ]
    ]
]
Cause type
Road Maintenance
Detailed cause
Repair Work
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Other
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Wed, Jan 14, 2026 9:01 AM
Record versioned
Wed, Jan 14, 2026 11:21 PM
Coordinate source
Geometry

Driving on the M40? See every live closure, roadwork and planned restriction on this road.

M40 live closures

Related incidents

M40 Northbound Jct 6 to Jct 7 hard shoulder closure

Active Roadworks National Highways
Benson M40 · M40 Northbound Between J6 And J7

Expected to clear in 14 hours 56 minutes

Started 14 Jun 2026, 11:00 Expected clear 15 Jun 2026, 22:59

M40 Northbound Jct 6 to Jct 7 hard shoulder closure

Category: Road Maintenance
View update

M40 northbound Warwick services entry slip road closure

Planned Roadworks National Highways
Stratford-Upon-Avon M40 · M40 Northbound At The Warwick Services Between J12 And J13

Starts in 13 hours 12 minutes

Starts 15 Jun 2026, 21:15 Expected clear 16 Jun 2026, 05:00

M40 northbound Warwick services entry slip road closure

Category: Road Maintenance
View update

M40 Southbound Jct 15 to Jct 11 lane 3 closure

Planned Roadworks National Highways
Stratford-Upon-Avon M40 · M40 Southbound Between J12 And J11

Starts in 13 hours 12 minutes

Starts 15 Jun 2026, 21:15 Expected clear 16 Jun 2026, 05:00

M40 Southbound Jct 15 to Jct 11 lane 3 closure

Category: Road Maintenance
View update

M40 northbound Jct 10 entry slip road closure

Planned Roadworks National Highways
Bicester M40 · M40 J10 Northbound Access

Starts in 13 hours 12 minutes

Starts 15 Jun 2026, 21:15 Expected clear 16 Jun 2026, 05:00

M40 northbound Jct 10 entry slip road closure

Category: Road Maintenance
View update

M40 Southbound Jct 5, lane 3 and lane 2 closures

Planned Roadworks National Highways
Wycombe M40 · M40 Southbound Within J5

Starts in 13 hours 12 minutes

Starts 15 Jun 2026, 21:15 Expected clear 16 Jun 2026, 04:00

M40 Southbound Jct 5, lane 3 and lane 2 closures

Category: Road Maintenance
View update

M40 Southbound Jct 4 to Jct 2 lane 3 closure

Planned Roadworks National Highways
Chiltern M40 · M40 Southbound Between J4 And J3

Starts in 13 hours 12 minutes

Starts 15 Jun 2026, 21:15 Expected clear 16 Jun 2026, 05:00

M40 Southbound Jct 4 to Jct 2 lane 3 closure

Category: Road Maintenance
View update