Arch Tower Cable-stayed Bridge of South Street Across Xidahe River in Lushun Development Zone

Dalian City, Liaoning Province

The arch tower cable-stayed bridge has a span length of 130m (70+60) in total, with the main span of 70m situated near the west side; the bridge is 43m~57m in width; and the bridge construction adopts the rigid frame system with concreted towers, girders and piers.

The main girder is a fully-welded and flat enclosed steel box girder, and the primary/auxiliary pylons form a pair of asymmetric steel arch towers, with the spacial double cable-plane adopted for stayed cables. The reinforced concrete piers have a foundation equipped with the cast-in-place pile cap; and the reinforced concrete gravity abutment has a spread foundation.