M40 Northbound, Jct 4 A404 fast lane slip closure
ClearedM40 Northbound, Jct 4 A404 fast lane slip closure
- Start time
- Thu, Oct 1, 2026 9:15 PM
- Expected end
- Fri, Oct 2, 2026 5:00 AM
- Duration
- 7 hours 45 minutes
- Road
- M40 – Fast Slip From A404 Northbound To M40 Northbound
- Category
- Road Maintenance
- Direction
- Northbound
- Reason
- Other
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- First published
- Wed, Aug 19, 2026 10:13 AM
- Last updated
- Fri, Oct 2, 2026 4:41 AM
- Cleared
- Fri, Oct 2, 2026 5:00 AM
- Latest update: M40 Northbound, Jct 4 A404 fast lane slip closure
- Coordinates
- 51.610886, -0.770256
- Latitude span
- 51.609375 – 51.611449
- Longitude span
- -0.776334 – -0.766885
- Bounding box centre
- 51.610412, -0.771610
- Location descriptions
-
- fast slip from A404 northbound to M40 northbound
- M40 J4 northbound access
- Feed validity status
- Planned
- Overall feed start
- Thu, Oct 1, 2026 9:15 PM
- Overall feed end
- Fri, Oct 2, 2026 5:00 AM
- Feed window length
- 7 hours 45 minutes
- Probability code (raw)
- probable
- Compliance option (raw)
- mandatory
- Source identification (raw)
- roadworks
- Management type value
- carriagewayClosures (Carriageway Closures)
- Contra-flow flag (raw)
- false
- Width restriction flag (raw)
- false
- Height restriction flag (raw)
- false
- Weight restriction flag (raw)
- false
Segment 1
7 coordinate pairs- Description
- fast slip from A404 northbound to M40 northbound
- Lanes Restricted
- 1 lane restricted
- Operational Lanes
- 0 operational lanes
- Direction On Section
- North Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End1
- Linear Element Road
- M40
- Linear Element Model
- The Network Model
- Linear Element Id
- {7572A8AF-1A04-4C52-B303-50C1A6262A34}
- Linear Element Type
- Other
- From Distance
- 12 m
- To Distance
- 253 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.609375 -0.766885 51.60946 -0.766985 51.609905 -0.767234 51.610264 -0.767534 51.610567 -0.767897 51.610891 -0.768389 51.611092 -0.768883
Segment 2
9 coordinate pairs- Description
- M40 J4 northbound access
- Lanes Restricted
- 2 lanes restricted
- Operational Lanes
- 0 operational lanes
- Direction On Section
- North Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End1
- Linear Element Road
- M40
- Linear Element Model
- The Network Model
- Linear Element Id
- {2F748F94-9B37-46EB-9B8C-C99FA19BE76C}
- Linear Element Type
- A Carriageway Entry Slip
- From Distance
- 0 m
- To Distance
- 346 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.611092 -0.768883 51.611166 -0.769063 51.611283 -0.769481 51.611401 -0.770059 51.611445 -0.770679 51.611449 -0.771039 51.611429 -0.771561 51.611322 -0.772626 51.611251 -0.773749
Segment 3
3 coordinate pairs- Description
- M40 J4 northbound access
- Lanes Restricted
- 3 lanes restricted
- Operational Lanes
- 0 operational lanes
- Direction On Section
- North Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End1
- Linear Element Road
- M40
- Linear Element Model
- The Network Model
- Linear Element Id
- {552A0987-1C8D-49ED-88E4-F2B2640C49E6}
- Linear Element Type
- A Carriageway Entry Slip
- From Distance
- 0 m
- To Distance
- 181 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.611251 -0.773749 51.611239 -0.773842 51.610959 -0.776334
- Geometry type
- MultiLineString
- Geometry points
- 19
- First coordinate pair
- -0.766885, 51.609375
- Road section segments
- 1
- Road section points
- 19
View geometry JSON
{
"type": "MultiLineString",
"coordinates": [
[
[
-0.766885,
51.609375
],
[
-0.766985,
51.60946
],
[
-0.767234,
51.609905
],
[
-0.767534,
51.610264
],
[
-0.767897,
51.610567
],
[
-0.768389,
51.610891
],
[
-0.768883,
51.611092
],
[
-0.768883,
51.611092
],
[
-0.769063,
51.611166
],
[
-0.769481,
51.611283
],
[
-0.770059,
51.611401
],
[
-0.770679,
51.611445
],
[
-0.771039,
51.611449
],
[
-0.771561,
51.611429
],
[
-0.772626,
51.611322
],
[
-0.773749,
51.611251
],
[
-0.773749,
51.611251
],
[
-0.773842,
51.611239
],
[
-0.776334,
51.610959
]
]
]
}
View road section coordinates
[
[
[
-0.766885,
51.609375
],
[
-0.766985,
51.60946
],
[
-0.767234,
51.609905
],
[
-0.767534,
51.610264
],
[
-0.767897,
51.610567
],
[
-0.768389,
51.610891
],
[
-0.768883,
51.611092
],
[
-0.768883,
51.611092
],
[
-0.769063,
51.611166
],
[
-0.769481,
51.611283
],
[
-0.770059,
51.611401
],
[
-0.770679,
51.611445
],
[
-0.771039,
51.611449
],
[
-0.771561,
51.611429
],
[
-0.772626,
51.611322
],
[
-0.773749,
51.611251
],
[
-0.773749,
51.611251
],
[
-0.773842,
51.611239
],
[
-0.776334,
51.610959
]
]
]
- Cause type
- Road Maintenance
- Detailed cause
- Other
- Compliance
- Mandatory
- Probability
- Probable
- Validity status
- Planned
- Road management
- Carriageway Closures
- Feed provider
- National Highways
- Data source
- Roadworks
- Feed version
- 1
- Record created
- Wed, Aug 19, 2026 10:13 AM
- Record versioned
- Fri, Oct 2, 2026 4:41 AM
- Coordinate source
- Geometry
Driving on the M40? See every live closure, roadwork and planned restriction on this road.
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