The M48 Severn Bridge has been shut down in both directions due to a significant “police-led incident,” causing potential delays for motorists. Reports indicate that drivers are experiencing prolonged standstills in both lanes, with eastbound traffic backed up for nearly an hour.
National Highways has recommended utilizing the M4 Prince of Wales Bridge as an alternate route while the closure on the M48 Severn Bridge, initiated by a police incident, is anticipated to persist until 1 am. According to National Highways, the situation is projected to normalize between 00:45 and 01:00 on May 29, 2026.
Traffic flow has been redirected via the M4 Prince of Wales Bridge, with National Highways emphasizing the consideration of this route as an alternative. Avon & Somerset Police are currently managing the ongoing incident at the M48 Severn Bridge, resulting in the closure of the bridge in both directions.
National Highways Traffic Officers and local crews are supporting emergency services at the scene, and traffic congestion is expected to persist beyond midnight. National Highways projects a return to normal traffic conditions between 00:30 and 00:45 on May 29, 2026.
A traffic map demonstrates a significant closure on the M48 Severn Bridge due to a police-led incident. Inrix has reported that the closure affected both directions between J1 A403 (Aust) and J2 A466 Wye Valley Link Road (Chepstow), leading to traffic being held at 19:50.
National Highways has cautioned drivers about potential delays surrounding the M48 Severn Bridge, and trapped traffic has been released. Motorists are advised to contemplate using the M4 as a viable alternative route.
