[Shenjiang No. 1 participated in the construction of the deepest submarine tunnel]On August 23, China's self-developed subsea tunnel shield machine rolled off the assembly line in Changsha, Hunan. The equipment shield machine has an excavation diameter of 13.42 meters, a total length of 130 meters, and a total weight of 3,800 tons. It will participate in the construction of China's deepest submarine tunnel-the Zhujiangkou Tunnel of the Shenzhen-Jiangmen Railway. The Pearl River Mouth Tunnel is a key control project of the Deep River Railway. "Shenjiang No. 1" crosses the section with a total length of 3590 meters. The entire line is tunneled downhill for a long distance and passes through the Pearl River estuary. The engineering geological conditions are extremely complicated. Editor/Xu Shengpeng
The construction of the Ningbo 228 National Highway from Cixi An Dong to Yuzhou in Yuyao, undertaken by CR16G, has been carried out simultaneously at multiple points. Multiple construction difficulties have been overcome in each section, and the project is progressing in an orderly manner. The key project of the coastal golden outer ring will help promote the high-quality development of the integration of the Yangtze River Delta. Editor/Min Jing
In recent days, CNNC has been fully committed to promoting the construction of a 1.6 million kilowatt clean energy project in Jinta County, Gansu Province. This project is a key national project in the Shage Desert, adopting an integrated wind solar energy storage model. After completion, it will optimize the regional energy structure and help promote local green and low-carbon development. Editor/Min Jing