Road Closure: 510331 — Portsmouth

A high-severity road closure is set to disrupt traffic in the Portsmouth area, with the 510331 road affected by a National Highways closure from 20:00 on 22 July 2026 to 05:00 on 23 July 2026. Located near Portsmouth, this closure is part of National Highways' Strategic Road Network, with the highway authority implementing the closure as part of their ongoing maintenance and improvement works. Powered by National Highways' Transport Data Feeds, this closure is expected to have a significant impact on traffic in the region.

National Highways, the organisation responsible for the country's strategic road network, has announced the closure as part of their efforts to maintain and improve the UK's major roads. The closure is scheduled to take place overnight, minimising disruption to commuters and businesses, but drivers are still advised to plan their journeys carefully to avoid delays. With the closure expected to cause significant disruption, drivers are being urged to use alternative routes to avoid the affected area.

Motorists are advised to check traffic apps and plan their routes in advance to avoid the closure, which is likely to cause congestion and delays in the surrounding area. By using alternative routes and allowing extra time for their journeys, drivers can help to minimise the disruption caused by the closure. National Highways is working to complete the necessary works as quickly as possible, but drivers should still expect significant delays and plan accordingly.

The closure is part of National Highways' ongoing efforts to maintain and improve the UK's strategic road network, which includes a range of works to improve safety, reduce congestion, and enhance the overall driving experience. While the closure may cause short-term disruption, the long-term benefits of the works will help to improve the reliability and efficiency of the road network, making journeys faster and safer for drivers.

Drivers can stay up-to-date with the latest traffic information and plan their journeys accordingly by checking traffic apps and websites. By staying informed and planning ahead, motorists can help to minimise the disruption caused by the closure and avoid delays. For more information on this and other road closures, visit Road Closures UK, where you can find the latest updates and traffic news to help you plan your journey.