Road Network: M4
Location Details: M4 J12 westbound exit
Incident Type (Cause): Road or carriageway or lane management
Action Taken: Lane closures
Official Control Room Update:
Lane closures
Carriageway & Lane Capacity
- Lanes Currently Open (Operational): 2
- Specific Lane Affected: Lane 2 status is Open
Schedule Window
- Live Since: 15/07/2026 at 21:13
- Estimated Clear: 15/07/2026 at 21:28