China refreshed records again!World first

On August 15th, the main arch of the Wujiang Special Bridge of Dejiang to Yuqing Highway in Guizhou Province, the main arch of the Wujiangt Bridge, the main arch of the Dragon, the bridge is located at the junction of the three places of Fenggang County, Sinan County, and Shizheng County in Guizhou. Span 504 meters.

Huang Qiang, Director of the Construction and Maintenance Management Office of the Guizhou Provincial Department of Transportation: It is currently the largest span -in high -end steel pipe concrete arch bridge in the world, which refreshed the number one in the world of 450 meters in the 450 meters of the Roudian high -speed well -sized well. At the same time, it is also the world's first bridge to pass through high -strength bolt bolt.

The main arched ribs of Wujiang Bridge consists of 60 arched rib sections, the largest section is 17 meters long and weighs 157 tons. The single steel arch ribs from the Chongqing Donggang Ship Factory 480 kilometers away via the Yangtze River water channel and arrived through the water transportation. At the construction site, the total capacity reached 7,531 tons. This is also the first project in Guizhou Province through the Golden Waterway Transport Bridge of Wujiang Province.

Source: CCTV Finance

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