At 0:30 a.m. on July 5th, as the password was issued for the continuous girder closure section of the Zhangqiu South Cross-Beijing-Shanghai Expressway Bridge, the workers began to carry out the concrete pouring work in an orderly manner. After more than 3 hours, all With a length of 289.5 meters and a main span of 136 meters, the cantilevered continuous beam with the largest span of the Jilai High-speed Railway closed smoothly.
The Jilai High-speed Railway is a major infrastructure project for the construction of the economic circle of the Shandong provincial capital city group. After completion, it will help the formation of a "2-hour" traffic circle in Shandong Province.
At present, 27 continuous cantilever beams on the whole line have completed the closure of 13 tunnels. Wangjiayu, Shimoding, Youlanyu, Baijiazhuang, Majiazhuang and other tunnels have been completed. The construction of the project is progressing steadily, which is the next step. A solid foundation was laid for beam erection and track laying.
(Zhao Xiao produced Sui Zhiyuan video source Jinan Rail Transit Group)
Editor in charge: [Liu Pai]