Crash View

A36 southbound Castle roundabout lane closure and ring management

Cleared

A36 southbound Castle roundabout lane closure and ring management

Start time
Thu, Mar 12, 2026 9:00 AM
Expected end
Fri, Mar 13, 2026 6:00 AM
Duration
21 hours
Road
A36 – A36 Southbound Between A360 And A345
Category
Road Maintenance
Direction
Southbound
Carriageway
Dual Carriageway
Lanes affected
2 of 1 lanes affected
Reason
Maintenance Work
Live incident
Active roadworks
Planned
Cleared
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First published
Tue, Feb 10, 2026 11:51 AM
Last updated
Thu, Mar 12, 2026 11:48 PM
Cleared
Fri, Mar 13, 2026 6:00 AM
  • Latest update: A36 southbound Castle roundabout lane closure and ring management
Coordinates
51.075833, -1.798043
Latitude span
51.074508 – 51.076280
Longitude span
-1.799948 – -1.796722
Bounding box centre
51.075394, -1.798335
Location descriptions
  • A36 southbound between A360 and A345
  • roundabout at A36/A345
  • A36 southbound between A345 and A30 (east)
Feed validity status
Planned
Overall feed start
Thu, Mar 12, 2026 9:00 AM
Overall feed end
Fri, Mar 13, 2026 6:00 AM
Feed window length
21 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

3 coordinate pairs
Description
A36 southbound between A360 and A345
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
1 operational lane
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End2
Linear Element Road
A36
Linear Element Model
The Network Model
Linear Element Id
{F700A1F0-5E15-4ACC-8B15-8F94114FF9A5}
Linear Element Type
B Carriageway
From Distance
2 m
To Distance
25 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.074508 -1.799948
51.074652 -1.799822
51.074684 -1.799794

Segment 2

2 coordinate pairs
Description
A36 southbound between A360 and A345
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
1 operational lane
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start2 End2
Linear Element Road
A36
Linear Element Model
The Network Model
Linear Element Id
{29AB67FD-694C-4F34-8428-30B2E4F2553A}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
6 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.074684 -1.799794
51.074738 -1.799751

Segment 3

7 coordinate pairs
Description
roundabout at A36/A345
Lanes Restricted
2 lanes restricted
Operational Lanes
1 operational lane
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A36
Linear Element Model
The Network Model
Linear Element Id
{60A33CA6-F788-4B37-8660-CAB4C4DA699B}
Linear Element Type
Other
From Distance
0 m
To Distance
29 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.076262 -1.797275
51.076271 -1.797232
51.07628 -1.797161
51.07628 -1.797089
51.07628 -1.797004
51.076262 -1.796904
51.076253 -1.796861

Segment 4

6 coordinate pairs
Description
roundabout at A36/A345
Lanes Restricted
2 lanes restricted
Operational Lanes
1 operational lane
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A36
Linear Element Model
The Network Model
Linear Element Id
{A5CCA50A-BA3E-4421-8954-07C3B4E243F2}
Linear Element Type
Other
From Distance
0 m
To Distance
30 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.076083 -1.797575
51.07611 -1.797561
51.076155 -1.797504
51.076212 -1.797433
51.076253 -1.797303
51.076262 -1.797275

Segment 5

2 coordinate pairs
Description
A36 southbound between A360 and A345
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
1 operational lane
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start2 End1
Linear Element Road
A36
Linear Element Model
The Network Model
Linear Element Id
{AE68D091-20AF-4C4B-ADF4-C9BE443E29BA}
Linear Element Type
B Carriageway
From Distance
222 m
To Distance
224 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.076081 -1.797605
51.076083 -1.797575

Segment 6

2 coordinate pairs
Description
roundabout at A36/A345
Lanes Restricted
2 lanes restricted
Operational Lanes
1 operational lane
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A36
Linear Element Model
The Network Model
Linear Element Id
{D64D60EA-6D7A-4E36-9291-B69779BD83BC}
Linear Element Type
Other
From Distance
0 m
To Distance
3 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.076253 -1.796861
51.076235 -1.796818

Segment 7

2 coordinate pairs
Description
A36 southbound between A345 and A30 (east)
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A36
Linear Element Model
The Network Model
Linear Element Id
{8BEE696E-AC00-4626-B84C-B53FCF9892A0}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
6 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.076235 -1.796818
51.076234 -1.796722

Segment 8

15 coordinate pairs
Description
A36 southbound between A360 and A345
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
1 operational lane
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start2 End1
Linear Element Road
A36
Linear Element Model
The Network Model
Linear Element Id
{AE68D091-20AF-4C4B-ADF4-C9BE443E29BA}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
217 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.074738 -1.799751
51.075295 -1.799263
51.075403 -1.799146
51.075519 -1.79902
51.075663 -1.798833
51.075743 -1.79869
51.07581 -1.798574
51.075833 -1.798533
51.075914 -1.798375
51.075967 -1.798247
51.076012 -1.798118
51.07603 -1.798047
51.076057 -1.797932
51.076065 -1.79779
51.076075 -1.797678
Geometry type
MultiLineString
Geometry points
39
First coordinate pair
-1.799948, 51.074508
Road section segments
1
Road section points
39
View geometry JSON 
{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -1.799948,
                51.074508
            ],
            [
                -1.799822,
                51.074652
            ],
            [
                -1.799794,
                51.074684
            ],
            [
                -1.799794,
                51.074684
            ],
            [
                -1.799751,
                51.074738
            ],
            [
                -1.797275,
                51.076262
            ],
            [
                -1.797232,
                51.076271
            ],
            [
                -1.797161,
                51.07628
            ],
            [
                -1.797089,
                51.07628
            ],
            [
                -1.797004,
                51.07628
            ],
            [
                -1.796904,
                51.076262
            ],
            [
                -1.796861,
                51.076253
            ],
            [
                -1.797575,
                51.076083
            ],
            [
                -1.797561,
                51.07611
            ],
            [
                -1.797504,
                51.076155
            ],
            [
                -1.797433,
                51.076212
            ],
            [
                -1.797303,
                51.076253
            ],
            [
                -1.797275,
                51.076262
            ],
            [
                -1.797605,
                51.076081
            ],
            [
                -1.797575,
                51.076083
            ],
            [
                -1.796861,
                51.076253
            ],
            [
                -1.796818,
                51.076235
            ],
            [
                -1.796818,
                51.076235
            ],
            [
                -1.796722,
                51.076234
            ],
            [
                -1.799751,
                51.074738
            ],
            [
                -1.799263,
                51.075295
            ],
            [
                -1.799146,
                51.075403
            ],
            [
                -1.79902,
                51.075519
            ],
            [
                -1.798833,
                51.075663
            ],
            [
                -1.79869,
                51.075743
            ],
            [
                -1.798574,
                51.07581
            ],
            [
                -1.798533,
                51.075833
            ],
            [
                -1.798375,
                51.075914
            ],
            [
                -1.798247,
                51.075967
            ],
            [
                -1.798118,
                51.076012
            ],
            [
                -1.798047,
                51.07603
            ],
            [
                -1.797932,
                51.076057
            ],
            [
                -1.79779,
                51.076065
            ],
            [
                -1.797678,
                51.076075
            ]
        ]
    ]
}
View road section coordinates 
[
    [
        [
            -1.799948,
            51.074508
        ],
        [
            -1.799822,
            51.074652
        ],
        [
            -1.799794,
            51.074684
        ],
        [
            -1.799794,
            51.074684
        ],
        [
            -1.799751,
            51.074738
        ],
        [
            -1.797275,
            51.076262
        ],
        [
            -1.797232,
            51.076271
        ],
        [
            -1.797161,
            51.07628
        ],
        [
            -1.797089,
            51.07628
        ],
        [
            -1.797004,
            51.07628
        ],
        [
            -1.796904,
            51.076262
        ],
        [
            -1.796861,
            51.076253
        ],
        [
            -1.797575,
            51.076083
        ],
        [
            -1.797561,
            51.07611
        ],
        [
            -1.797504,
            51.076155
        ],
        [
            -1.797433,
            51.076212
        ],
        [
            -1.797303,
            51.076253
        ],
        [
            -1.797275,
            51.076262
        ],
        [
            -1.797605,
            51.076081
        ],
        [
            -1.797575,
            51.076083
        ],
        [
            -1.796861,
            51.076253
        ],
        [
            -1.796818,
            51.076235
        ],
        [
            -1.796818,
            51.076235
        ],
        [
            -1.796722,
            51.076234
        ],
        [
            -1.799751,
            51.074738
        ],
        [
            -1.799263,
            51.075295
        ],
        [
            -1.799146,
            51.075403
        ],
        [
            -1.79902,
            51.075519
        ],
        [
            -1.798833,
            51.075663
        ],
        [
            -1.79869,
            51.075743
        ],
        [
            -1.798574,
            51.07581
        ],
        [
            -1.798533,
            51.075833
        ],
        [
            -1.798375,
            51.075914
        ],
        [
            -1.798247,
            51.075967
        ],
        [
            -1.798118,
            51.076012
        ],
        [
            -1.798047,
            51.07603
        ],
        [
            -1.797932,
            51.076057
        ],
        [
            -1.79779,
            51.076065
        ],
        [
            -1.797678,
            51.076075
        ]
    ]
]
Cause type
Road Maintenance
Detailed cause
Maintenance Work
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Other
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Tue, Feb 10, 2026 11:51 AM
Record versioned
Thu, Mar 12, 2026 11:48 PM
Coordinate source
Geometry

Driving on the A36? See every live closure, roadwork and planned restriction on this road.

A36 live closures

Related incidents

A36 both directions Deptford interchange to Wilton roundabout carriageway closure

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A36 both directions Deptford interchange to Wilton roundabout carriageway closure

Category: Construction Work
View update

A36 both directions Deptford interchange to Wilton roundabout carriageway closure

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Wiltshire A36 · A36 Southbound Within The A303 Junction

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Started 12 Jun 2026, 18:52 Ended 13 Jun 2026, 03:15

A36 both directions Deptford interchange to Wilton roundabout carriageway closure

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View update

A36 both directions Deptford interchange to Wilton roundabout carriageway closure

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Wiltshire A36 · A36 Southbound Within The A303 Junction

Cleared 2 days 7 hours ago

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A36 both directions Deptford interchange to Wilton roundabout carriageway closure

Category: Construction Work
View update

A36 both directions Deptford interchange to Wilton roundabout carriageway closure

Cleared Roadworks National Highways
Wiltshire A36 · A36 Southbound Within The A303 Junction

Cleared 2 days 10 hours ago

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View update

A303 eastbound Countess to Parkhouse lane closure 123/9-123/2

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Cleared 3 days 6 hours ago

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A36 both directions Deptford interchange to Wilton roundabout carriageway closure

Cleared Roadworks National Highways
Wiltshire A36 · A36 Southbound Within The A303 Junction

Cleared 3 days 6 hours ago

Started 10 Jun 2026, 19:00 Ended 11 Jun 2026, 04:55

A36 both directions Deptford interchange to Wilton roundabout carriageway closure

Category: Construction Work
View update