Crash View

A404 northbound Bisham to Marlow carriageway closure

Cleared

A404 northbound Bisham to Marlow carriageway closure

Start time
Wed, Nov 5, 2025 9:00 PM
Expected end
Thu, Nov 6, 2025 6:00 AM
Duration
9 hours
Road
A404 – A404 Northbound Between A308 And A4155
Category
Road Maintenance
Direction
Northbound
Carriageway
Dual Carriageway
Reason
Roadworks
Live incident
Active roadworks
Planned
Cleared
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First published
Wed, Nov 5, 2025 3:18 AM
Last updated
Wed, Nov 5, 2025 2:11 PM
Cleared
Thu, Nov 6, 2025 6:00 AM
  • Latest update: A404 northbound Bisham to Marlow carriageway closure
Coordinates
51.569886, -0.761892
Latitude span
51.555072 – 51.587783
Longitude span
-0.774141 – -0.756302
Bounding box centre
51.571428, -0.765222
Location descriptions
  • A404 northbound between A308 and A4155
  • A404 northbound within the A4155 junction
  • A404 northbound between A4155 and M40
Feed validity status
Planned
Overall feed start
Wed, Nov 5, 2025 9:00 PM
Overall feed end
Thu, Nov 6, 2025 6:00 AM
Feed window length
9 hours
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

2 coordinate pairs
Description
A404 northbound between A308 and A4155
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
North Bound
Direction Relative
Aligned
Height Grade
Start2 End1
Linear Element Road
A404
Linear Element Model
The Network Model
Linear Element Id
{5D220EF5-20E5-4A25-BFE5-8FB1EB6E4098}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
243 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.564224 -0.763246
51.566259 -0.761959

Segment 2

4 coordinate pairs
Description
A404 northbound within the A4155 junction
Carriageway
Dual Carriageway
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
A404
Linear Element Model
The Network Model
Linear Element Id
{59284ABC-DDD5-4C18-816D-6BAFA987463C}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
251 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.581615 -0.757004
51.582151 -0.757106
51.583303 -0.757317
51.583855 -0.757453

Segment 3

17 coordinate pairs
Description
A404 northbound between A308 and A4155
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
North Bound
Direction Relative
Aligned
Height Grade
Start2 End1
Linear Element Road
A404
Linear Element Model
The Network Model
Linear Element Id
{865BF03F-BBB1-44C5-9165-D97520DF022F}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
866 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.570532 -0.759196
51.570836 -0.759009
51.571224 -0.758763
51.571971 -0.758281
51.572778 -0.757769
51.573278 -0.757459
51.573719 -0.757207
51.574103 -0.757012
51.574601 -0.756812
51.575287 -0.756584
51.575486 -0.756522
51.575797 -0.756456
51.576429 -0.756349
51.577156 -0.756302
51.57775 -0.756344
51.577965 -0.756352
51.578029 -0.756365

Segment 4

2 coordinate pairs
Description
A404 northbound within the A4155 junction
Carriageway
Dual Carriageway
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
A404
Linear Element Model
The Network Model
Linear Element Id
{264B9E8E-F8B2-477A-99FF-F575840A1F9F}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
82 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.580879 -0.756872
51.581615 -0.757004

Segment 5

2 coordinate pairs
Description
A404 northbound between A308 and A4155
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
North Bound
Direction Relative
Aligned
Height Grade
Start2 End2
Linear Element Road
A404
Linear Element Model
The Network Model
Linear Element Id
{86415CC5-514C-4DBC-9AC9-5D11DAFC73F3}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
12 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.570434 -0.759271
51.570532 -0.759196

Segment 6

6 coordinate pairs
Description
A404 northbound between A4155 and M40
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
North Bound
Direction Relative
Aligned
Height Grade
Start1 End2
Linear Element Road
A404
Linear Element Model
The Network Model
Linear Element Id
{A9DF9FD6-891D-41DD-906C-46EA6AB977C8}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
439 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.583855 -0.757453
51.585966 -0.757842
51.586673 -0.757971
51.58711 -0.758046
51.587505 -0.75812
51.587783 -0.758168

Segment 7

24 coordinate pairs
Description
A404 northbound between A308 and A4155
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
North Bound
Direction Relative
Aligned
Height Grade
Start1 End2
Linear Element Road
A404
Linear Element Model
The Network Model
Linear Element Id
{53907D8E-092A-45C5-85CA-0C42681C39D1}
Linear Element Type
A Carriageway
From Distance
4 m
To Distance
1,286 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.555072 -0.774141
51.555115 -0.773986
51.555191 -0.773806
51.555298 -0.773637
51.555491 -0.773355
51.555991 -0.772632
51.556024 -0.772585
51.55639 -0.772048
51.556945 -0.771238
51.557449 -0.770506
51.559155 -0.767985
51.559449 -0.767547
51.559619 -0.767308
51.55977 -0.767111
51.560106 -0.766689
51.560456 -0.766279
51.561142 -0.765545
51.5616 -0.765108
51.561794 -0.764942
51.561933 -0.764828
51.562317 -0.764512
51.56255 -0.764341
51.563141 -0.763947
51.564224 -0.763246

Segment 8

8 coordinate pairs
Description
A404 northbound between A308 and A4155
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
North Bound
Direction Relative
Aligned
Height Grade
Start1 End2
Linear Element Road
A404
Linear Element Model
The Network Model
Linear Element Id
{E590B8E5-6B97-4877-939C-B54DB9E17D22}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
500 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.566259 -0.761959
51.566369 -0.761889
51.567362 -0.761259
51.568355 -0.760616
51.568818 -0.760325
51.569336 -0.759993
51.57022 -0.759406
51.570434 -0.759271

Segment 9

3 coordinate pairs
Description
A404 northbound within the A4155 junction
Carriageway
Dual Carriageway
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
A404
Linear Element Model
The Network Model
Linear Element Id
{0D3A7735-BB8E-4E13-9028-ACE1FD31D854}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
319 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.578029 -0.756365
51.579253 -0.75657
51.580879 -0.756872
Geometry type
MultiLineString
Geometry points
68
First coordinate pair
-0.763246, 51.564224
Road section segments
1
Road section points
68
View geometry JSON 
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            ],
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            ],
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            ],
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            ],
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            ],
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            ],
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View road section coordinates 
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            -0.763246,
            51.564224
        ],
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]
Cause type
Road Maintenance
Detailed cause
Roadworks
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Carriageway Closures
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Wed, Nov 5, 2025 3:18 AM
Record versioned
Wed, Nov 5, 2025 2:11 PM
Coordinate source
Geometry

Driving on the A404? See every live closure, roadwork and planned restriction on this road.

A404 live closures

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