A303 both directions Longbarrow to Countess carriageway closure

Active

A303 both directions Longbarrow to Countess carriageway closure

Start time
Mon, Oct 19, 2026 7:53 PM
Expected end
Tue, Oct 20, 2026 5:00 AM
Duration
9 hours 7 minutes
Road
A303 – A303 Westbound Between A345 And A360
Category
Road Maintenance
Direction
Westbound
Carriageway
Singlecarriageway
Reason
Road Marking Work
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details

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First published
Mon, Oct 19, 2026 7:56 PM
Last updated
Tue, Oct 20, 2026 12:37 AM
Cleared
Tue, Oct 20, 2026 5:00 AM
  • Latest update: A303 both directions Longbarrow to Countess carriageway closure
Coordinates
51.176776, -1.811892
Latitude span
51.172076 – 51.178105
Longitude span
-1.858729 – -1.781950
Bounding box centre
51.175091, -1.820340
Location descriptions
  • A303 westbound between A345 and A360
  • A303 eastbound between A360 and A345
Feed validity status
Active
Overall feed start
Mon, Oct 19, 2026 7:53 PM
Overall feed end
Tue, Oct 20, 2026 5:00 AM
Feed window length
9 hours 7 minutes
Probability code (raw)
certain
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

8 coordinate pairs
Description
A303 westbound between A345 and A360
Carriageway
Single Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
West Bound
Direction Relative
Both
Height Grade
Start1 End1
Linear Element Road
A303
Linear Element Model
The Network Model
Linear Element Id
{BDE2A44D-CEE4-4216-92B9-798B13DF0A07}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
392 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.176609 -1.827202
51.176555 -1.827577
51.176475 -1.828142
51.176252 -1.82971
51.176155 -1.830368
51.175914 -1.832
51.175829 -1.832609
51.175819 -1.832678

Segment 2

19 coordinate pairs
Description
A303 eastbound between A360 and A345
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
East Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A303
Linear Element Model
The Network Model
Linear Element Id
{81E84581-2AD9-4989-A150-EC6773B84E0A}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
607 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.177074 -1.807692
51.177069 -1.807612
51.177057 -1.807193
51.177038 -1.806595
51.177038 -1.805899
51.17704 -1.805486
51.177048 -1.804953
51.177064 -1.804386
51.177066 -1.804327
51.177108 -1.803512
51.177126 -1.803289
51.17713 -1.803241
51.177174 -1.802689
51.177197 -1.802439
51.177265 -1.801719
51.177335 -1.801092
51.177339 -1.801065
51.177479 -1.799799
51.177559 -1.799062

Segment 3

4 coordinate pairs
Description
A303 eastbound between A360 and A345
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
East Bound
Direction Relative
Aligned
Height Grade
Start1 End2
Linear Element Road
A303
Linear Element Model
The Network Model
Linear Element Id
{8E9AF647-EC76-4CA9-974F-24646A21B41C}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
267 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.177559 -1.799062
51.177699 -1.797772
51.177879 -1.796228
51.177983 -1.795301

Segment 4

2 coordinate pairs
Description
A303 eastbound between A360 and A345
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
East Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A303
Linear Element Model
The Network Model
Linear Element Id
{88703665-6130-458F-8482-6549D9DCAFFB}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
54 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.177147 -1.809551
51.177115 -1.808779

Segment 5

11 coordinate pairs
Description
A303 westbound between A345 and A360
Carriageway
Single Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
West Bound
Direction Relative
Both
Height Grade
Start1 End1
Linear Element Road
A303
Linear Element Model
The Network Model
Linear Element Id
{43940DB2-58F8-49C4-9BF4-39DED02E1587}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
1,821 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.175819 -1.832678
51.175816 -1.832701
51.175812 -1.832733
51.175811 -1.832738
51.17581 -1.832748
51.175075 -1.837896
51.174382 -1.842798
51.173661 -1.847725
51.173049 -1.852006
51.172426 -1.85618
51.172113 -1.858051

Segment 6

3 coordinate pairs
Description
A303 eastbound between A360 and A345
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
East Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A303
Linear Element Model
The Network Model
Linear Element Id
{7DD7F222-0D30-4EE4-86EF-4EF873159A8E}
Linear Element Type
B Carriageway
From Distance
7 m
To Distance
55 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.172076 -1.858729
51.172109 -1.858122
51.172113 -1.858051

Segment 7

20 coordinate pairs
Description
A303 eastbound between A360 and A345
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
East Bound
Direction Relative
Aligned
Height Grade
Start2 End1
Linear Element Road
A303
Linear Element Model
The Network Model
Linear Element Id
{C8BE35DB-92BB-4249-9A3A-D88A2B86DF9D}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
940 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.177983 -1.795301
51.178027 -1.794909
51.178099 -1.793584
51.178105 -1.792272
51.178096 -1.791631
51.178015 -1.790399
51.17785 -1.788823
51.17774 -1.787819
51.177651 -1.786819
51.177611 -1.78625
51.177606 -1.786138
51.177606 -1.786132
51.177606 -1.786129
51.177585 -1.785796
51.177564 -1.785406
51.177534 -1.784689
51.177523 -1.784044
51.177504 -1.782496
51.177523 -1.782228
51.1776 -1.78195

Segment 8

6 coordinate pairs
Description
A303 eastbound between A360 and A345
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
East Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A303
Linear Element Model
The Network Model
Linear Element Id
{2042EA15-BC74-4BC5-9EA7-A75613A847B2}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
250 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.177261 -1.813126
51.177255 -1.81284
51.177251 -1.812682
51.177231 -1.811824
51.177216 -1.811198
51.177147 -1.809551

Segment 9

13 coordinate pairs
Description
A303 westbound between A345 and A360
Carriageway
Single Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
West Bound
Direction Relative
Both
Height Grade
Start1 End1
Linear Element Road
A303
Linear Element Model
The Network Model
Linear Element Id
{CC864E6F-5C6C-4BDC-995A-BE3AC0B7B758}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
998 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.177261 -1.813126
51.177409 -1.8154
51.177592 -1.817731
51.177625 -1.818256
51.177632 -1.818805
51.177633 -1.819313
51.177607 -1.819991
51.177552 -1.820678
51.177472 -1.821236
51.177321 -1.822338
51.177223 -1.822983
51.177098 -1.823813
51.176609 -1.827202

Segment 10

4 coordinate pairs
Description
A303 eastbound between A360 and A345
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
East Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A303
Linear Element Model
The Network Model
Linear Element Id
{C5E11656-F0C7-41AC-B7EA-286F95033B46}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
76 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.177115 -1.808779
51.177104 -1.808487
51.177095 -1.808245
51.177074 -1.807692
Geometry type
MultiLineString
Geometry points
90
First coordinate pair
-1.827202, 51.176609
Road section segments
1
Road section points
90
View geometry JSON
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View road section coordinates
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        ],
        [
            -1.807692,
            51.177074
        ]
    ]
]
Cause type
Road Maintenance
Detailed cause
Road Marking Work
Compliance
Mandatory
Probability
Certain
Validity status
Active
Road management
Carriageway Closures
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Mon, Oct 19, 2026 7:56 PM
Record versioned
Tue, Oct 20, 2026 12:37 AM
Coordinate source
Geometry

Driving on the A303? See every live closure, roadwork and planned restriction on this road.

A303 live closures

Related incidents

A303 both directions Broadway to Southfields layby closures for drainage

Planned Roadworks National Highways
Yeovil A303 · A303 Westbound Between A358 And A30/A35

Expected to clear in 3 months 1 week

Started 7 Oct 2026, 20:00 Expected clear 30 Jan 2027, 06:00

A303 both directions Broadway to Southfields layby closures for drainage

Category: Road Maintenance
View update

A36 both directions Bourne Way roundabout to Ower roundabout - carriageway closed

Planned Roadworks National Highways
Wiltshire A36 · A36 Southbound Between A338 And A27

Starts in 17 hours 39 minutes

Starts 20 Oct 2026, 20:00 Expected clear 21 Oct 2026, 06:00

A36 both directions Bourne Way roundabout to Ower roundabout - carriageway closed

Category: Road Maintenance
View update

M4 both directions Jct 16 to Jct 17 hard shoulder closure

Planned Roadworks National Highways
Wiltshire M4 · M4 Eastbound Between J17 And J16

Starts in 4 hours 39 minutes

Starts 20 Oct 2026, 07:00 Expected clear 20 Oct 2026, 17:00

M4 both directions Jct 16 to Jct 17 hard shoulder closure

Category: Road Maintenance
View update

A303 both directions Longbarrow to Countess carriageway closure

Cleared Roadworks National Highways
Wiltshire A303 · A303 Westbound Between A345 And A360

Cleared 5 hours 20 minutes ago

Started 19 Oct 2026, 21:00 Ended 19 Oct 2026, 21:00

A303 both directions Longbarrow to Countess carriageway closure

Category: Road Maintenance
View update

A36 both directions Bourne Way roundabout to Ower roundabout - carriageway closed

Cleared Roadworks National Highways
Wiltshire A36 · A36 Southbound Between A338 And A27

Cleared 6 hours 20 minutes ago

Started 19 Oct 2026, 20:00 Ended 19 Oct 2026, 20:00

A36 both directions Bourne Way roundabout to Ower roundabout - carriageway closed

Category: Road Maintenance
View update

A303 eastbound Bulford to Parkhouse lane 1 closure (127/7 to 123/6)

Cleared Roadworks National Highways
Wiltshire A303 · A303 Eastbound Between A3028 And A338

Cleared 1 hour 20 minutes ago

Started 19 Oct 2026, 20:00 Ended 20 Oct 2026, 01:00

A303 eastbound Bulford to Parkhouse lane 1 closure (127/7 to 123/6)

Category: Construction Work
View update