20/10/2026
We have received the following communication and notice of upcoming work on Prince of Wales and Severn Bridges from National Highways:
Updates can be found on their website https://nationalhighways.co.uk/roads-and-travel/live-travel-updates/the-severn-bridges/
From Friday 16 October to Thursday 22 October
M48 Severn Bridge both directions 24/7 hard shoulder.
Monday 19 October to Friday 23 October
M48 Severn Bridge both directions daytime lane 1 closure:
westbound 0500-1500
entry slip M48 westbound junction 1 slip road reduced to single lane running
junction 1 outer ring roundabout closure on A403/M48
A403 northbound lane 1 closure approaching A403/M48 roundabout Severn Road
eastbound 0930-1800
Tuesday 20 October and Wednesday 21 October
M48 Severn Bridge eastbound closure overnight, 2100-0600:
• closed between M4 junction 23 (Magor) and M48 junction 1
• diversion via M5 junction 16
M48 Severn Bridge junction 1 westbound slip closures (off and on), 2100-0600:
M4 Prince of Wales Bridge westbound closure overnight, 2200-0600
Closure between junction 21-23
Diversion via M48 (HGVs included)
Thursday 22 October and Friday 23 October
M48 Severn Bridge westbound closure overnight, 2100-0600
Closure between junction 1- 2
Diversion via M4
If you require any further information please contact Customer Contact Centre on 0300 123 5000 or [email protected].
Our bridges across the River Severn connect England and Wales, providing a vital link for businesses and communities. Here you can find information about current and planned closures of the bridges.