Drivers in south Wales are being warned of significant overnight disruptions on two major routes, with roadworks on the A449 and A40 between Newport and the Wales-England border set to begin imminently and potentially running all the way through to 2028.
The works will affect one of the busiest road corridors in the region, a stretch that thousands of commuters, hauliers and travellers rely on daily to move between Wales and England. Anyone regularly making that journey is going to need to start planning ahead.
The closures will be overnight, meaning daytime traffic should not be directly affected, but drivers who travel late at night or in the early hours will face diversions that could add considerable time to their journeys. Given the scale of the project, those disruptions are not a one-off. They are expected to continue on and off for the next few years.
The A449 is a key artery running north from Newport, while the A40 serves as a major east-west route connecting parts of south and mid Wales to the English border. Both roads carry heavy volumes of traffic, particularly freight vehicles moving goods between Wales and the wider UK motorway network.
Authorities have not yet released a full breakdown of exactly which sections will close on which nights, but residents and regular road users in the Newport area are being advised to keep an eye on traffic updates and allow extra time when travelling during overnight hours.
For haulage companies and businesses that depend on overnight deliveries, the extended timeline of the project is likely to be a headache. Works stretching potentially to 2028 means this is not something drivers can simply wait out for a few weeks. Adjustments to routes and schedules may need to become a longer term reality for many.
Local councillors and transport groups are expected to push for clear and regular communication from the highways teams responsible for the works, particularly around advance warning of specific closure dates so that people are not caught off guard.
While overnight closures are far less disruptive than daytime ones, the sheer length of time these works are expected to run makes this a story worth paying attention to. Anyone living near the affected routes or commuting along them should start familiarising themselves with the likely diversion roads now rather than waiting until they are stuck behind a closure sign at midnight.
More details on specific closure schedules are expected to be released as the works get underway.

Absolute nightmare, that stretch is already a pain on a good day. Four more years of diversions is going to drive everyone round the bend. Hope they’re actually doing something worthwhile with all that time and not just digging it up for the sake of it.