The world's largest span -free rail -free rail high -speed railway cable bridge -South Jade Railway Lily Yujiang Special Bridge goes smoothly

Wen Huang Ningqiao Xu Xinxing

On September 20th, the world's largest span of 350 kilometers per hour from the China Railway Guangzhou Bureau and the China Railway Industry, a no -rail high -speed railway cable -stayed bridge -Guangxi New Nanning to Yulin Railway Lily Yujiang Special Bridge.

Lily Yujiang Extra Bridge Helong

Lily Yujiang Extra Bridge is a key control project of Nanyu Railway. The main bridge is located near Lily Town, Hengzhou City, Nanning City, Guangxi Province. It is 612 meters long and spans Yujiang. The main span uses 31 steel box beams, and the concrete pouring beam is used across. The main span of 330 meters is the maximum span of the high -speed railway at 350 kilometers per hour at the same time under construction at a speed of 350 kilometers per hour. It is a breakthrough in the large span bridge. There are two main towers in the main bridge. The tower is 146 meters high, which is equivalent to the height of the 48 -story building. The main tower is a diamond -shaped structure.

Lily Yujiang Extra Bridge panorama map

The project team overcomes the difficulty of large floating cranes, the complex craftsmanship of the steel mixed section, the large tonnage steel box beam installation of linear requirements, and high difficulty. The equipment ensures the smooth installation of the bridge steel box beam.

It is understood that the newly built Nanning to Yulin Railway is an important part of the Nanning -Shenzhen high -speed rail. The total length of the main line is 193.31 kilometers. High -speed railway. After the project is completed, the time from Nanning to Yulin will be shortened from 2 hours to about 50 minutes.

Source: China China Railway

Edit: Jia Qi

Review: Xiangwen

School counterpart: Lulu

Editor: Deng Zhuo

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