Road Closure: A40 — Llandovery to Llanwrda

A significant disruption is currently affecting the A40 in both directions, between Llandovery and Llanwrda, due to a road traffic accident. The incident, which occurred at 18:59 on 02 August 2026, has resulted in the road being closed, with local diversions in place. The Welsh Government, the highway authority responsible for this stretch of road, has confirmed that the closure is expected to remain in place until 01:15 on 03 August 2026. Drivers planning to use this route are advised to seek alternative routes to avoid delays.

The A40 is a key route in the region, and this closure is likely to cause significant disruption to traffic flow. The Welsh Government is working to resolve the issue as quickly as possible, but in the meantime, drivers are advised to plan their journeys carefully. Those who normally use the A40 between Llandovery and Llanwrda should consider using alternative routes, such as the A483 or A484, to avoid the closure. It is also a good idea to check traffic apps, such as Waze or Google Maps, for the latest information on traffic conditions and to plan the most efficient route.

The severity of the incident has been classified as medium, and the Welsh Government is urging drivers to exercise caution when navigating the local diversion routes. The diversion routes are likely to be busy, and drivers should be prepared for delays. It is also important to follow the instructions of traffic management personnel and to drive safely, taking into account the changed road conditions.

The Welsh Government is responsible for maintaining and managing the road network in Wales, and it is working to minimize the disruption caused by this incident. The authority is providing regular updates on the situation, and drivers can check its website or social media channels for the latest information. In the meantime, drivers are advised to be patient and to plan their journeys carefully to avoid adding to the congestion.

For drivers who are unsure about the best route to take or who need more information about the diversion routes, it is a good idea to check the website of the Welsh Government or to contact them directly. Additionally, drivers can check the Road Closures UK website for the latest information on road closures and traffic disruptions across the UK. The website provides up-to-date information on road closures, diversion routes, and traffic conditions, helping drivers to plan their journeys and avoid delays. For the latest information on this incident and other road closures, visit Road Closures UK, where you can find detailed information and advice to help you navigate the UK's road network safely and efficiently.