All clear
Nothing reported at J4b
No closures, collisions or restrictions in the feed for this junction. Incidents elsewhere on the M4 are on the road page.
Clear
No incidents reported at M4 J4b right now.
Updated 10:10 · refreshes every 5 min
No closures, collisions or restrictions in the feed for this junction. Incidents elsewhere on the M4 are on the road page.
J4b, Thorney, connects the M4 with the M25 North and M25 South and is signposted for Watford, Oxford, Gatwick and Heathrow (Terminals 4, 5 & Cargo).
Signposted: Watford · Oxford · Gatwick · Heathrow (Terminals 4, 5 & Cargo) · London (West) · Heathrow (Terminals 1, 2 & 3)
Junction details © OpenStreetMap contributors
See the whole route on M4 traffic, check M4 accidents, or look at M4 closures before you travel.