On the afternoon of October 3, the Department of Transport of Yen Bai province issued an official dispatch on ensuring the safety of the Yen Bai bridge project.
Accordingly, due to the influence of storm circulation No. 3 (Yagi) causing prolonged heavy rain, combined with floods in the upstream, the Thao River water level rose near the steel truss system.
At around 8:00 a.m. on September 10, a sand suction ship drifting freely from the upstream of Thao River crashed into the Yen Bai bridge's pillars and girders, affecting the quality and safety of the project and its structural and connection systems.
Yen Bai Department of Transport has proactively coordinated with the Road Engineering Center to check for erosion at the abutment and pillar locations of Yen Bai Bridge.
According to the report on October 3 of the Road Engineering Center, there is deep erosion at the T5 pillar and it is recommended to prohibit all types of vehicles and people from traveling through Yen Bai bridge.
To ensure the safety of people and vehicles participating in traffic, the Yen Bai Department of Transport prohibits all people and vehicles from traveling through Yen Bai Bridge from 5:00 p.m. on October 3.
At the same time, organize traffic flow through Bach Lam bridge, Tuan Quan bridge and other bridges in Yen Bai city.
Yen Bai Bridge project, route Km280+500, National Highway 37 was completed and put into operation and use since 1992.
The bridge is 305m long, 12.8m wide, 7m wide (vehicle path), 6 spans, prestressed reinforced concrete span structure and steel truss, reinforced concrete bridge abutments and piers.
