M48 and M4 bridges to close for maintenance and upgrades

Summarised from 2 outlets · Updated 18 Oct, 14:31 · Archive

Roadworks on the M48 Severn Bridge and M4 Prince of Wales Bridge will bring lane restrictions and overnight closures between October 16 and 25. National Highways is carrying out work to install infrastructure for traffic lights, automatic number plate recognition and HGV weighing systems. These upgrades are part of a medium-term solution aimed at allowing HGVs over 7.5 tonnes to use the M48 Severn Bridge once again.

On the M48, a continuous hard shoulder closure in both directions will run from October 16 to 22. Daytime lane closures are scheduled from October 19 to 23, with westbound lanes closed from 5am to 3pm and eastbound from 9.30am to 6pm. Overnight closures are planned for October 20 and 21 on the eastbound carriageway between M4 junction 23 and M48 junction 1 from 9pm to 6am, with traffic diverted via M5 junction 16.

The M4 Prince of Wales Bridge westbound carriageway will be closed from 10pm to 6am between junctions 21 and 23, with a diversion via the M48. National Highways apologised for delays in sharing information about the works and confirmed that working hours have been adjusted following feedback from road users.

How it is being reported

• M4 closures drivers in Wales need to prepare for this weekPlan your journey ahead of travel this weekWalesOnline · 18 Oct, 14:17
• Drivers warned of closures on the M48 Severn Bridge and M4 Prince of Wales BridgeM48 Severn Bridge and M4 Prince of Wales Bridge roadworks bring lane restrictions and overnight closures from October 16 to 23, with diversions.South Wales Argus · 18 Oct, 10:27

In this story: M48 Severn Bridge · M4 Prince of Wales Bridge · National Highways · Wales

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