Beijing -Kunming High Speed Crimeline Expansion Project The longest bridge of Jialing Jiang Special Bridge in the Bridge

Ma Junfeng Liang Zhen Cover Journalist Liu Yangu

On August 16th, the National G5 Beijing -Kunming High -Speed ​​Corporation Display Project was undertaken by the China Railway Five Bureau. Successfully realize the foundation.

According to reports, this is a key node of the Jialing Jiangte Bridge, marking the entry of the Jialing River Special Bridge's main bridge to enter the construction stage before the flood season, ensuring that the bridge is completed on schedule to laid a solid foundation.

The G5 Beijing -Kunming high -speed capacity expansion project is an important part of the capital radiation in the national highway network. It has a total length of 123.984 kilometers. It is estimated that the total investment is 29.1 billion yuan, the design speed is 120 kilometers per hour, and it is expected to be opened to traffic in 2025.

The Jialingjiang Special Bridge is the longest bridge across the board of the Beijing -Kunming Expansion Cruster Section, and it is also the control of the entire line. The bridge is 1555 meters in length. The main bridge uses a double (95+180+95) rice continuous steel structure to cross the Jialing River. Among them, the No. 2 pier is the most difficult underwater operating pier in the Jialing River. Its pier rock formation has a high strength and difficulty in drilling. In the pace, it will effectively alleviate the pressure of G5 Beijing -Kunming high -speed traffic, and it is of great significance to promote the integration of the Yangtze River Economic Belt and the Shuangcheng Economic Circle of the Yangtze River Economic Belt and Chengdu -Chongqing region, and promote the balanced development of the region.

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