Core Viewpoint - The Guizhou Huajiang Canyon Bridge, the world's tallest bridge, has officially commenced load testing on August 21, marking a significant milestone in infrastructure development in China [1] Group 1: Project Overview - The Huajiang Canyon Bridge, which began construction in 2022, spans the Huajiang Grand Canyon, known as the "Earth's Crack" [1] - The bridge is a key project for the expressway connecting Liuzhi and Anlong in Guizhou Province [1] - The bridge features a steel truss suspension design, with a total length of 2,890 meters and a main span of 1,420 meters [1] Group 2: Structural Details - The height from the bridge deck to the water surface is 625 meters, making it the tallest bridge globally [1]