Recently, Guangzhou Metro Line 18, under construction, has welcomed the construction of a major project node, with the smooth completion of the underground tunnel between Modiesha and Xian Village, marking the completion of the first section of Line 18 (Wanqingsha to Xian Village) tunnel.

April 13, Shanghai Rail Transit Line 18 Phase II project environmental impact statement for public opinion solicitation (the first public EIA).

On March 30, the project of xiangya road crossing river tunnel, invested by changsha chengfa group and contracted by China railway 14th bureau group, officially entered the shield construction stage. In the next nine months, the shield machine built in Changsha will swallow rocks and chew soil, cross the Xiangjiang River, and open another tunnel connecting the east and west sides of the river.

The shield tunneling machine "wanjiang struggle", built by China railway construction company, rolled off the production line in changsha, capital of central China's changsha city, on March 26, and will be transported to the site for assembly and excavation of the Yangtze river tunnel south of wuhu. This is the first super-large diameter shield tunnel across the Yangtze River in Anhui Province, marking the addition of another channel across the Yangtze River Economic Belt and the acceleration of the construction of the big channel connecting the south of Wuhu and the emerging industrial concentration area in Jiangbei. It is of great significance to the "river-embracing development" of Wuhu.

On March 22, guangdong traffic group news, 21, afternoon 3 when, after nearly 27 hours of continuous operation, a large bay area of guangdong core immersed tube tunnel engineering pressure-pad-force channel 8 a socket (E8) precision docking, 36 meters underwater, thus pressure-pad-force channel island tunnel engineering immersed tube tunnel has been built 1278.5 meters, the total length of heavy section a quarter (5035 meters).