The Gongboxia bridge is the key works of the access road for the Gongboxia hydropower project. The bridge, with a total length of 328.0 m and a full width of 18.8 m, is a 128 m single span steel pipe concrete arch bridge.

• 公伯峡黄河大桥是公伯峡水电工程对外交通专用公路上的重点工程 ；该桥总长 32 8.；0 m；桥面全宽 18