London, September 28, 2025, (Oilandgaspress) ––The Huajiang Grand Canyon Bridge, soaring 625 meters above the Beipan River in Guizhou’s mountainous terrain, is nearly nine times as tall as San Francisco’s Golden Gate Bridge.
With a main span of 1,420 meters, the project has become the world’s longest-span steel truss girder suspension bridge in mountainous terrain, according to Guizhou provincial authorities.
Spanning the Huajiang Grand Canyon, dubbed “the Earth’s crack,” the 2,890-meter-long structure is the latest addition to the rapidly expanding infrastructure network of the world’s second-largest economy.
The bridge has achieved multiple technological breakthroughs in its wind-resistance design and high-altitude bridge construction, obtaining 21 authorized patents. Several of its technological innovations have been incorporated into national bridge construction standards
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