Arch Bridge

Guizhou Yachi River Bridge



It is an ultra-large railway bridge crossing Yachi River along Chengdu-Guizhou Railway. The main bridge is a half-through arch bridge with the main span of 436m. Reinforced concrete composite structure is adopted in the arch rib. The column above the arch is double-column pier, and main girder adopts single-chest three-room prestressed concrete box girder structure.