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Lane closures, overnight works and planned schemes on the A406, straight from the National Highways feed.
Yes — National Highways is reporting 2 sets of roadworks running on the A406.
No overnight closures are published for the A406 in the next 72 hours.
Most National Highways lane closures on the A406 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 ·
A406 live traffic
Roadworks change at short notice. Always follow signs and signals on the road.
A406 North Circular Road · 25 miles. Live incidents, junction status and collision history.