M4 eastbound Jct 19 to Jct 18 single lane running 174/6-169/0
ClearedM4 eastbound Jct 19 to Jct 18 single lane running 174/6-169/0
- Start time
- Fri, Oct 30, 2026 8:03 PM
- Expected end
- Sat, Oct 31, 2026 6:00 AM
- Duration
- 5 hours 32 minutes 2 seconds
- Road
- M4 – M4 Eastbound Between J19 And J18
- Category
- Road Maintenance
- Direction
- Eastbound
- Carriageway
- Dual Carriageway
- Lanes affected
- 3 of 1 lanes affected
- Reason
- Roadworks
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details
Move Insights
Thinking of moving to this area?
Check flood risk, planning history, EPC ratings and more with a Move Insights property report.
Flood risk assessment
Planning history
EPC ratings & more
- First published
- Fri, Oct 30, 2026 8:03 PM
- Last updated
- Sat, Oct 31, 2026 12:36 AM
- Cleared
- Sat, Oct 31, 2026 1:35 AM
- Latest update: M4 eastbound Jct 19 to Jct 18 single lane running 174/6-169/0
- Coordinates
- 51.499733, -2.376169
- Latitude span
- 51.497913 – 51.502001
- Longitude span
- -2.423500 – -2.343973
- Bounding box centre
- 51.499957, -2.383737
- Location descriptions
-
- M4 eastbound between J19 and J18
- M4 eastbound within J18
- Feed validity status
- Active
- Overall feed start
- Fri, Oct 30, 2026 8:03 PM
- Overall feed end
- Sat, Oct 31, 2026 6:00 AM
- Feed window length
- 9 hours 57 minutes
- Probability code (raw)
- certain
- 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
48 coordinate pairs- Description
- M4 eastbound between J19 and J18
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 3 lanes restricted
- Operational Lanes
- 1 operational lane
- Direction On Section
- East Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End1
- Linear Element Road
- M4
- Linear Element Model
- The Network Model
- Linear Element Id
- {AE403C52-5D62-47F7-9FDF-592C93083448}
- Linear Element Type
- B Carriageway
- From Distance
- 517 m
- To Distance
- 4,868 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.497913 -2.4235 51.497914 -2.423271 51.49792 -2.419151 51.497928 -2.416817 51.497932 -2.415838 51.497936 -2.414628 51.497971 -2.412266 51.497959 -2.410537 51.497955 -2.409096 51.497958 -2.408347 51.497962 -2.407223 51.497959 -2.405754 51.497959 -2.40548 51.497961 -2.404746 51.497956 -2.403608 51.498008 -2.393596 51.498007 -2.391925 51.498007 -2.391377 51.498019 -2.39034 51.498014 -2.389332 51.498008 -2.388179 51.498021 -2.387185 51.498026 -2.386739 51.498046 -2.384981 51.498086 -2.383743 51.498231 -2.38056 51.498297 -2.379567 51.498447 -2.37771 51.498459 -2.377599 51.498531 -2.376904 51.498596 -2.376112 51.498616 -2.375939 51.498726 -2.374975 51.498864 -2.373852 51.499141 -2.371737 51.499379 -2.370241 51.499709 -2.368298 51.499901 -2.367248 51.500221 -2.365668 51.500367 -2.364947 51.500422 -2.364645 51.500495 -2.364372 51.500622 -2.363768 51.500896 -2.36256 51.500987 -2.362143 51.501005 -2.362044 51.501097 -2.361553 51.501124 -2.361438
Segment 2
5 coordinate pairs- Description
- M4 eastbound within J18
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 3 lanes restricted
- Operational Lanes
- 1 operational lane
- Direction On Section
- East Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End1
- Linear Element Road
- M4
- Linear Element Model
- The Network Model
- Linear Element Id
- {F4DDBB46-70A5-4A49-9879-86CF9E3E0228}
- Linear Element Type
- B Carriageway
- From Distance
- 0 m
- To Distance
- 125 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.501999 -2.350667 51.501998 -2.350478 51.501994 -2.350265 51.501965 -2.348996 51.501959 -2.348864
Segment 3
13 coordinate pairs- Description
- M4 eastbound within J18
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 3 lanes restricted
- Operational Lanes
- 1 operational lane
- Direction On Section
- East Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End1
- Linear Element Road
- M4
- Linear Element Model
- The Network Model
- Linear Element Id
- {9E391445-CF68-43AC-BC41-5E75DA82EEA8}
- Linear Element Type
- B Carriageway
- From Distance
- 0 m
- To Distance
- 756 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.501124 -2.361438 51.501335 -2.360042 51.501367 -2.359813 51.501529 -2.358588 51.501593 -2.357984 51.501732 -2.356717 51.501797 -2.355983 51.501901 -2.354514 51.501968 -2.353088 51.501978 -2.352786 51.501988 -2.352498 51.502001 -2.351172 51.501999 -2.350667
Segment 4
4 coordinate pairs- Description
- M4 eastbound within J18
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 3 lanes restricted
- Operational Lanes
- 1 operational lane
- Direction On Section
- East Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End1
- Linear Element Road
- M4
- Linear Element Model
- The Network Model
- Linear Element Id
- {32FADBBC-F816-49E8-B496-866F25C3CB2F}
- Linear Element Type
- B Carriageway
- From Distance
- 0 m
- To Distance
- 339 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.501959 -2.348864 51.501887 -2.347152 51.501837 -2.345711 51.501806 -2.343973
- Geometry type
- MultiLineString
- Geometry points
- 70
- First coordinate pair
- -2.423500, 51.497913
- Road section segments
- 1
- Road section points
- 70
View geometry JSON
{
"type": "MultiLineString",
"coordinates": [
[
[
-2.4235,
51.497913
],
[
-2.423271,
51.497914
],
[
-2.419151,
51.49792
],
[
-2.416817,
51.497928
],
[
-2.415838,
51.497932
],
[
-2.414628,
51.497936
],
[
-2.412266,
51.497971
],
[
-2.410537,
51.497959
],
[
-2.409096,
51.497955
],
[
-2.408347,
51.497958
],
[
-2.407223,
51.497962
],
[
-2.405754,
51.497959
],
[
-2.40548,
51.497959
],
[
-2.404746,
51.497961
],
[
-2.403608,
51.497956
],
[
-2.393596,
51.498008
],
[
-2.391925,
51.498007
],
[
-2.391377,
51.498007
],
[
-2.39034,
51.498019
],
[
-2.389332,
51.498014
],
[
-2.388179,
51.498008
],
[
-2.387185,
51.498021
],
[
-2.386739,
51.498026
],
[
-2.384981,
51.498046
],
[
-2.383743,
51.498086
],
[
-2.38056,
51.498231
],
[
-2.379567,
51.498297
],
[
-2.37771,
51.498447
],
[
-2.377599,
51.498459
],
[
-2.376904,
51.498531
],
[
-2.376112,
51.498596
],
[
-2.375939,
51.498616
],
[
-2.374975,
51.498726
],
[
-2.373852,
51.498864
],
[
-2.371737,
51.499141
],
[
-2.370241,
51.499379
],
[
-2.368298,
51.499709
],
[
-2.367248,
51.499901
],
[
-2.365668,
51.500221
],
[
-2.364947,
51.500367
],
[
-2.364645,
51.500422
],
[
-2.364372,
51.500495
],
[
-2.363768,
51.500622
],
[
-2.36256,
51.500896
],
[
-2.362143,
51.500987
],
[
-2.362044,
51.501005
],
[
-2.361553,
51.501097
],
[
-2.361438,
51.501124
],
[
-2.350667,
51.501999
],
[
-2.350478,
51.501998
],
[
-2.350265,
51.501994
],
[
-2.348996,
51.501965
],
[
-2.348864,
51.501959
],
[
-2.361438,
51.501124
],
[
-2.360042,
51.501335
],
[
-2.359813,
51.501367
],
[
-2.358588,
51.501529
],
[
-2.357984,
51.501593
],
[
-2.356717,
51.501732
],
[
-2.355983,
51.501797
],
[
-2.354514,
51.501901
],
[
-2.353088,
51.501968
],
[
-2.352786,
51.501978
],
[
-2.352498,
51.501988
],
[
-2.351172,
51.502001
],
[
-2.350667,
51.501999
],
[
-2.348864,
51.501959
],
[
-2.347152,
51.501887
],
[
-2.345711,
51.501837
],
[
-2.343973,
51.501806
]
]
]
}
View road section coordinates
[
[
[
-2.4235,
51.497913
],
[
-2.423271,
51.497914
],
[
-2.419151,
51.49792
],
[
-2.416817,
51.497928
],
[
-2.415838,
51.497932
],
[
-2.414628,
51.497936
],
[
-2.412266,
51.497971
],
[
-2.410537,
51.497959
],
[
-2.409096,
51.497955
],
[
-2.408347,
51.497958
],
[
-2.407223,
51.497962
],
[
-2.405754,
51.497959
],
[
-2.40548,
51.497959
],
[
-2.404746,
51.497961
],
[
-2.403608,
51.497956
],
[
-2.393596,
51.498008
],
[
-2.391925,
51.498007
],
[
-2.391377,
51.498007
],
[
-2.39034,
51.498019
],
[
-2.389332,
51.498014
],
[
-2.388179,
51.498008
],
[
-2.387185,
51.498021
],
[
-2.386739,
51.498026
],
[
-2.384981,
51.498046
],
[
-2.383743,
51.498086
],
[
-2.38056,
51.498231
],
[
-2.379567,
51.498297
],
[
-2.37771,
51.498447
],
[
-2.377599,
51.498459
],
[
-2.376904,
51.498531
],
[
-2.376112,
51.498596
],
[
-2.375939,
51.498616
],
[
-2.374975,
51.498726
],
[
-2.373852,
51.498864
],
[
-2.371737,
51.499141
],
[
-2.370241,
51.499379
],
[
-2.368298,
51.499709
],
[
-2.367248,
51.499901
],
[
-2.365668,
51.500221
],
[
-2.364947,
51.500367
],
[
-2.364645,
51.500422
],
[
-2.364372,
51.500495
],
[
-2.363768,
51.500622
],
[
-2.36256,
51.500896
],
[
-2.362143,
51.500987
],
[
-2.362044,
51.501005
],
[
-2.361553,
51.501097
],
[
-2.361438,
51.501124
],
[
-2.350667,
51.501999
],
[
-2.350478,
51.501998
],
[
-2.350265,
51.501994
],
[
-2.348996,
51.501965
],
[
-2.348864,
51.501959
],
[
-2.361438,
51.501124
],
[
-2.360042,
51.501335
],
[
-2.359813,
51.501367
],
[
-2.358588,
51.501529
],
[
-2.357984,
51.501593
],
[
-2.356717,
51.501732
],
[
-2.355983,
51.501797
],
[
-2.354514,
51.501901
],
[
-2.353088,
51.501968
],
[
-2.352786,
51.501978
],
[
-2.352498,
51.501988
],
[
-2.351172,
51.502001
],
[
-2.350667,
51.501999
],
[
-2.348864,
51.501959
],
[
-2.347152,
51.501887
],
[
-2.345711,
51.501837
],
[
-2.343973,
51.501806
]
]
]
- Cause type
- Road Maintenance
- Detailed cause
- Roadworks
- Compliance
- Mandatory
- Probability
- Certain
- Validity status
- Active
- Road management
- Other
- Feed provider
- National Highways
- Data source
- Roadworks
- Feed version
- 2
- Record created
- Fri, Oct 30, 2026 8:03 PM
- Record versioned
- Sat, Oct 31, 2026 12:36 AM
- Coordinate source
- Geometry
Driving on the M4? See every live closure, roadwork and planned restriction on this road.
M4 live closuresRelated incidents
M4 westbound Jct 20 exit slip road to M5 northbound Jct 15 - carriageway closed
Active Roadworks National Highways
South Gloucestershire
M5 · Link Road From M4 Westbound J20 To M5 J15 Northbound
Expected to clear in 1 month 3 days
Started 11 Oct 2026, 21:41
Expected clear 5 Dec 2026, 06:00
M4 westbound Jct 20 exit slip road to M5 northbound Jct 15 - carriageway closed
Category: Road Maintenance
View update
Contra flow westbound with eastbound closed from Horseshoe Drive
Active Roadworks National Highways
South Gloucestershire
A40 · A40 Eastbound Between A48 And A417 Near Gloucester (West)
Expected to clear in 2 months 4 days
Started 28 Jul 2026, 03:40
Expected clear 4 Jan 2027, 21:00
contra flow westbound with eastbound closed from Horseshoe Drive
Category: Road Maintenance
View update
M48 : Both directions : Dewstoe overbridge to Crick overbridge : 20/10/26-31/03/27 2000-0600 : Improvement work : Lane closed :
Active Roadworks Traffic Wales
South Gloucestershire
Started Start time TBC
Description: M48 : Both directions : Dewstoe overbridge to Crick overbridge : 20/10/26-31/03/27 2000-0600 : Improvement work : Lane closed :, Start time: 20/10/2026 20:00 , End Date: 31/03/2027 6:00, Severity: Moderate, Source: Welsh Government, Last updated: 20/10/2026 20:00
View update
M4 eastbound Jct 19 to Jct 18 single lane running 174/6-169/0
Planned Roadworks National Highways
South Gloucestershire
M4 · M4 Eastbound Between J19 And J18
Starts in 2 hours 21 minutes
Starts 31 Oct 2026, 20:00
Expected clear 1 Nov 2026, 06:00
M4 eastbound Jct 19 to Jct 18 single lane running 174/6-169/0
Category: Road Maintenance
View update
M4 Eastbound Jct 4b to Jct 3 Carriageway closure
Cleared Roadworks National Highways
Hounslow
M4 · Connector At A408/M4 J4/M4 Spur (Heathrow)
Cleared 16 hours 3 minutes ago
Started 30 Oct 2026, 23:00
Ended 31 Oct 2026, 01:35
M4 Eastbound Jct 4b to Jct 3 Carriageway closure
Category: Road Maintenance
View update
M4 Eastbound Jct 5 to Jct 4b Lane 4,3,2 closure
Cleared Roadworks National Highways
Slough
M4 · M4 Eastbound Within J5
Cleared 12 hours 53 minutes ago
Started 30 Oct 2026, 23:00
Ended 31 Oct 2026, 04:45
M4 Eastbound Jct 5 to Jct 4b Lane 4,3,2 closure
Category: Road Maintenance
View update