Shulou(Shulou.com)11/24 Report--

CTOnews.com, March 14, according to the website of the State-owned assets Supervision and Administration Commission, the first pile of the Hangzhou Bay cross-sea railway bridge was drilled on March 10, marking the official start of the offshore project of the world's longest cross-sea high-speed railway bridge.

Hangzhou Bay cross-sea railway bridge is a control project of Tongsu-Jiayong high-speed railway, which is designed by China Railway Bridge Institute under China Railway and built by China Railway Bridge Bureau, with a total length of 29.2 kilometers and a design speed of 350 kilometers per hour. There are three waterway bridges and approach bridges across embankments, sea and shallow beach areas, which are super-grown high-speed railway bridge cluster projects.

Among them, the main span of Beihang Road Bridge is 450 meters, which is the largest span ballastless track cable-stayed bridge in the world, and the main span of China Channel Bridge is 2cm 448 meters, which is the largest span ballastless track three-tower cable-stayed bridge in the world.

CTOnews.com has reported that the Tongsu-Jiaxing high-speed railway line runs through Nantong, Suzhou, Jiaxing and Ningbo. The new line is 301km long, with a design speed of 350km per hour and a construction period of five years. There are 10 stations on the line, five of which are newly built.

The railway department said that the line is an important part of the coastal passage of the national "eight vertical and eight horizontal" railway network, and an important backbone line of the Yangtze River Delta urban agglomeration. when completed, it will be connected with multiple lines to promote the improvement of the road network structure in the Yangtze River Delta region and greatly facilitate the travel of people along the line, which is of great significance to promote the integrated development of the Yangtze River Delta.

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