🚨 Emergency? Call 999 · Motorway breakdown? 0300 123 5000
Search
LIVE
Loading incidents...

Start typing to search

Find traffic updates, service providers, tools & more

Updated twice daily · National Highways

Overnight road closures

Planned full closures on England's motorways and major A roads. Most run 20:00–06:00.

Choose a night

5 nights published — tap any night to see what is shut
Filter by region

1 closure in the East of England on the A40 · tonight · clear filters

Jump to a road find your road fast

Motorways
M111M111
A roads
A116A1(M)1A113A131A148A261A401A472A622A1205A1411A194(M)1A4141A4211A4581A5801A10891
A40 Swakeleys to Denham WB Full carriageway Overnight not on map 22:00 – 05:30 tap for detail

The A40 westbound carriageway is closed from 22:00 until 05:30 tonight — about 7.5 hours.
You will need another route — the main carriageway is shut.

RoadA40
DirectionWestbound
Closed22:00 – 05:30
What's shutFull carriageway
RegionEast of England

Exactly where

A40 Westbound Swakeleys to Denham carriageway closure

Why the road is closed

A40 Westbound Swakeleys to Denham Carriageway closure for routine maintenance work

Diversion route

Diversion via Local Authorities Network

All A40 closures More in East of England

🔔 Get told before this happens again Early Warning alerts you the moment the A40 closes or backs up — straight to your phone. Set up →
🔍
⚡ Early Warning System
We detected congestion building on the A40 23 minutes before this incident was officially reported.
In the last 30 days, we've detected 16 incidents on the A40 an average of 55 minutes early.
Get Early Warnings for A40 → From £2.99/mo · 7-day free trial