[1][2] It is also one of the longest bridges with a main span of 1,130 m (3,710 ft).

The main span uses a steel truss for deck support and stiffening.

[1] The bridge is part of the Guiweng Expressway.

The bridge was built to improve transportation in the region and will shorten the travel distance between Weng'an County and Guiyang from 160 km down to 38 km.

The bridge was opened for traffic on December 31, 2015.