Drivers warned of M4 and other major road and lane closures in Wales today – Saturday, April 12

Drivers in Wales are being warned about potential disruptions on the roads this weekend, with various closures and roadworks planned across the country. As people take advantage of the recent good weather to travel, it’s advised to avoid these areas and seek alternative routes for their journeys. Among the ongoing works are resurfacing on the M4 Prince of Wales Bridge, long-term roadworks on the A4054 in Rhondda Cynon Taf, and temporary traffic lights due to roadworks on the A470 in Powys.
Cardiff News Online Article Image

Traffic Updates
The M4 Prince of Wales Bridge will have one lane closed in each direction for resurfacing work and contraflow between J22 M49 and J23 M48. Traffic will be running through a contraflow system, with these closures expected to last until May 30. In Rhondda Cynon Taf, the A4054 Upper High Street is closed in both directions for long-term roadworks from A465 Heads Of The Valleys Road to Vaynor Road, with the closure anticipated until December 31. Temporary traffic lights are in place on the A470 in Powys due to roadworks from Talerddig to Llanbrynmair, lasting until April 30.

In Merthyr Tydfil, one lane is closed on A465 Heads Of The Valleys Road at High Street (Dowlais Top Roundabout) for long-term roadworks until July 24, leading to delays. Additionally, on A465 Heads Of The Valleys Road in Rhondda Cynon Taf, there are narrow lanes and a speed restriction of 40mph due to long-term roadworks from A4061 Rhigos Road (Rhigos Roundabout) to High Street (Dowlais Top Roundabout) until January 1, 2026. Motorists are advised to be prepared for delays in these areas.

Traffic Updates
It’s essential for drivers to stay updated on the latest traffic news and plan their journeys accordingly to avoid unnecessary delays. The closures and roadworks across Wales this weekend are expected to cause disruptions, and drivers are encouraged to find alternative routes and allow extra time for their travels. With roadworks ongoing in various regions, staying informed and planning ahead can help minimise the impact on your journey.

In response to these closures and roadworks, traffic monitoring services such as Inrix are providing updates on the affected areas. Motorists are urged to check for real-time traffic updates and consider using alternative routes where possible. By staying informed and preparing for potential delays, drivers can navigate the roadworks more effectively and reach their destinations safely and with minimal disruption.

These ongoing roadworks underline the importance of maintaining and improving infrastructure across Wales. While the temporary inconveniences may cause delays, the long-term benefits of upgraded roads and bridges will enhance the overall travel experience for residents and visitors alike. As Wales continues to invest in its road network, these necessary works are essential for ensuring safe and efficient transportation for all road users. Stay informed, plan ahead, and drive safely during these roadworks to make your journey as smooth as possible.

The WalesOnline WhatsApp community offers a convenient way to receive breaking news and updates on traffic, weather, and other important information. By joining this community, members can stay informed about the latest developments and receive alerts directly to their phones. For those navigating the roads this weekend, staying connected with real-time updates can help navigate around closures and roadworks effectively. Take advantage of this resource to stay informed and prepared for your travels across Wales.