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Lane closures, overnight works and planned schemes on the A4, straight from the National Highways feed.
Yes — National Highways is reporting 5 sets of roadworks running on the A4.
No overnight closures are published for the A4 in the next 72 hours.
Most National Highways lane closures on the A4 run overnight and are lifted before the morning peak (07:00–09:30). Full carriageway closures are usually weekend nights, with a signed diversion.
🛣️ Data from National Highways ·
All UK roadworks ·
Overnight closures ·
A4 live traffic
Roadworks change at short notice. Always follow signs and signals on the road.
A4 Great West Road. Live incidents, junction status and collision history.
Broken down on the A4? Pick the nearest town and call a local firm direct:
On a motorway? If you can, get onto the hard shoulder or into an emergency area, leave by the left-hand doors and wait behind the barrier. Stuck in a live lane: stay in the car with your seatbelt on and hazard lights on, and call 999.