M40 Northbound, Jct 8a to Jct 9, lane 1 and 2 closure.
ClearedM40 Northbound, Jct 8a to Jct 9, lane 1 and 2 closure.
- Start time
- Thu, Jun 18, 2026 8:00 PM
- Expected end
- Fri, Jun 19, 2026 5:00 AM
- Duration
- 7 hours 20 minutes 2 seconds
- Road
- M40 – M40 Northbound Between J8A And J9
- Category
- Road Maintenance
- Direction
- Northbound
- Carriageway
- Dual Carriageway
- Lanes affected
- 2 of 2 lanes affected
- Reason
- Repair Work
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details
Move Insights
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Flood risk assessment
Planning history
EPC ratings & more
- First published
- Thu, May 14, 2026 2:41 PM
- Last updated
- Fri, Jun 19, 2026 3:08 AM
- Cleared
- Fri, Jun 19, 2026 3:20 AM
- Latest update: M40 Northbound, Jct 8a to Jct 9, lane 1 and 2 closure.
- Coordinates
- 51.798853, -1.093477
- Latitude span
- 51.781965 – 51.815508
- Longitude span
- -1.104839 – -1.085830
- Bounding box centre
- 51.798737, -1.095335
- Location descriptions
-
- M40 northbound between J8A and J9
- Feed validity status
- Planned
- Overall feed start
- Thu, Jun 18, 2026 8:00 PM
- Overall feed end
- Fri, Jun 19, 2026 5:00 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
21 coordinate pairs- Description
- M40 northbound between J8A and J9
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 2 lanes restricted
- Operational Lanes
- 2 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
- {DE6074B0-E768-4670-95B9-AFE17DCE205E}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 746 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.809525 -1.100144 51.809597 -1.100215 51.810114 -1.100814 51.810459 -1.101199 51.810495 -1.10124 51.810813 -1.101598 51.811257 -1.102054 51.811465 -1.102252 51.811709 -1.10248 51.812216 -1.102919 51.812397 -1.103075 51.812723 -1.103315 51.813021 -1.103542 51.813256 -1.103696 51.813825 -1.104048 51.814078 -1.104188 51.814475 -1.104402 51.814494 -1.104412 51.815044 -1.104647 51.815332 -1.104772 51.815508 -1.104839
Segment 2
44 coordinate pairs- Description
- M40 northbound between J8A and J9
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 2 lanes restricted
- Operational Lanes
- 2 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
- {034089A6-538A-4616-A0BE-9594377386E8}
- Linear Element Type
- A Carriageway
- From Distance
- 11 m
- To Distance
- 2,133 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.781965 -1.09394 51.782356 -1.093567 51.782466 -1.093464 51.782856 -1.093093 51.783392 -1.092561 51.784203 -1.091704 51.784489 -1.091408 51.784739 -1.091127 51.785148 -1.09067 51.786298 -1.089313 51.787394 -1.088058 51.787423 -1.088029 51.787554 -1.087896 51.787974 -1.087467 51.788036 -1.087408 51.788224 -1.08723 51.788599 -1.086903 51.788956 -1.08665 51.789189 -1.0865 51.789341 -1.08641 51.789404 -1.08638 51.789726 -1.086199 51.790067 -1.086076 51.790533 -1.085936 51.790713 -1.085889 51.790928 -1.085856 51.791207 -1.085836 51.791495 -1.08583 51.791828 -1.085852 51.792188 -1.085917 51.792638 -1.086024 51.792827 -1.086093 51.792981 -1.086148 51.793197 -1.086245 51.793396 -1.086342 51.793703 -1.08651 51.79411 -1.086777 51.794435 -1.086988 51.795403 -1.087708 51.795593 -1.087864 51.795611 -1.087878 51.795918 -1.088127 51.796362 -1.088487 51.798961 -1.090711
Segment 3
19 coordinate pairs- Description
- M40 northbound between J8A and J9
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 2 lanes restricted
- Operational Lanes
- 2 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
- {11C8CAD1-B693-4C11-8134-C3C76C4A5FF7}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 1,343 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.798961 -1.090711 51.799109 -1.090838 51.799539 -1.091207 51.800896 -1.092369 51.801177 -1.09261 51.801723 -1.093077 51.802526 -1.093765 51.802996 -1.094168 51.803159 -1.09431 51.805503 -1.096308 51.806182 -1.096904 51.806544 -1.097201 51.807304 -1.097868 51.807748 -1.098294 51.80831 -1.098834 51.808736 -1.09929 51.808881 -1.099444 51.809216 -1.099802 51.809525 -1.100144
- Geometry type
- MultiLineString
- Geometry points
- 84
- First coordinate pair
- -1.100144, 51.809525
- Road section segments
- 1
- Road section points
- 84
View geometry JSON
{
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View road section coordinates
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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
- Thu, May 14, 2026 2:41 PM
- Record versioned
- Fri, Jun 19, 2026 3:08 AM
- Coordinate source
- Geometry
Driving on the M40? See every live closure, roadwork and planned restriction on this road.
M40 live closuresRelated incidents
M40 Southbound, Jct 5 to Jct 4, lane 3 and 2 closure.
Planned Roadworks National Highways
Wycombe
M40 · M40 Southbound Between J5 And J4
Starts in 1 hour 17 minutes
Starts 7 Jul 2026, 21:15
Expected clear 8 Jul 2026, 05:00
M40 Southbound, Jct 5 to Jct 4, lane 3 and 2 closure.
Category: Road Maintenance
View update
M40 southbound, Jct 5 entry slip road closure
Planned Roadworks National Highways
Wycombe
M40 · M40 Southbound Between J5 And J4
Starts in 1 hour 17 minutes
Starts 7 Jul 2026, 21:15
Expected clear 8 Jul 2026, 05:00
M40 southbound, Jct 5 entry slip road closure
Category: Construction Work
View update
M40 Northbound Jct 8 to Jct 9 carriageway closure
Planned Roadworks National Highways
Bicester
M40 · M40 Northbound Between J8A And J9
Starts in 1 hour 17 minutes
Starts 7 Jul 2026, 21:15
Expected clear 8 Jul 2026, 05:00
M40 Northbound Jct 8 to Jct 9 carriageway closure
Category: Road Maintenance
View update
M40 Northbound Jct 8a entry slip road closure
Planned Roadworks National Highways
Benson
M40 · M40 J8A Northbound Access
Starts in 1 hour 17 minutes
Starts 7 Jul 2026, 21:15
Expected clear 8 Jul 2026, 05:00
M40 Northbound Jct 8a entry slip road closure
Category: Road Maintenance
View update
M40 northbound, Jct 5 exit slip road closure
Planned Roadworks National Highways
Wycombe
M40 · M40 J5 Northbound Exit
Starts in 1 hour 17 minutes
Starts 7 Jul 2026, 21:15
Expected clear 8 Jul 2026, 05:00
M40 northbound, Jct 5 exit slip road closure
Category: Construction Work
View update
M40 Southbound Jct 2 to Jct 1 lane 3 and 2 closure
Planned Roadworks National Highways
South Bucks
M40 · M40 Southbound Between J3 And J2
Starts in 1 hour 17 minutes
Starts 7 Jul 2026, 21:15
Expected clear 8 Jul 2026, 05:00
M40 Southbound Jct 2 to Jct 1 lane 3 and 2 closure
Category: Road Maintenance
View update