M4 Junction 4B
Thorney • Slough, Greater London
About M4 Junction 4B
This page is linked to a verified motorway-junction map reference. The profile identifies the junction point and surrounding locality labels; it does not describe route endpoints, road ownership or current closure status.
Junction reference
M4 J4B
Recorded as a motorway-junction reference in the verified dataset.
Coordinate status
Verified
This is a junction map point, not a closure or route-centre location.
Mapped locality
Slough
Nearest locality label associated with the mapped junction point.
County context
Greater London
Shown only from the junction record’s mapped geographic context.
Junction Map
Red circle shows the approximate area around M4 Junction 4B. Pins show each closure at its own recorded location.
LOCATION
COORDINATES
51.4943°N, 0.4925°W
NEARBY AREA
Slough, Greater London
Closures Near This Junction
Loading closures...
About M4 Junction 4B
M4 Junction 4B is a major interchange on the M4 motorway, serving Slough and the surrounding Greater London area. This junction is a critical point in the UK road network, handling thousands of vehicles daily.
This page provides real-time information about road closures and roadworks that name or sit close to Junction 4B. Check back regularly for the latest updates on traffic conditions, planned roadworks, and incidents affecting this junction.
Common Questions
- Is Junction 4B closed? Check the closures section above for current status.
- What exits are at M4 Junction 4B? This junction provides access to Slough and surrounding areas.
- Are there roadworks at Junction 4B? Check the closures list for planned maintenance.