杭州机场高铁隧道工程刷新进度条

Core Insights - The construction of the Hangzhou Airport High-Speed Rail tunnel has surpassed the halfway mark since its commencement in December last year, with three tunnel boring machines actively working on the project [1][2] - This project represents a significant technological advancement as it will be the first high-speed rail to pass under the Qiantang River, marking a historic breakthrough in the region's rail infrastructure [2] Project Overview - The Hangzhou Airport High-Speed Rail spans 85 kilometers with a bridge-tunnel ratio of 98%, featuring three main tunnel boring machines: "Qihang," "Linghang," and "Qiantang," which are operating 24/7 to expedite construction [1] - The project involves complex engineering challenges, including three underpasses of metro lines and the crossing of several critical infrastructure sites, such as the Yulinsitang cultural heritage site and the Xiaoshan Airport runway [1] Construction Progress - As of now, over 50% of both bridge and tunnel construction has been completed, with nearly 4,000 workers and over 260 large machines engaged across five construction sections [2] - The project is expected to connect with multiple high-speed rail lines, enhancing connectivity to major cities such as Nanjing, Hefei, Wuhan, and Nanchang, thereby creating a comprehensive high-speed rail network in the Yangtze River Delta [2] Future Implications - Once completed, the rail line will facilitate direct high-speed rail access to three major airports: Xiaoshan, Hongqiao, and Pudong, transforming travel patterns in the region [2] - The integration of high-speed rail with air travel will significantly reduce travel times between cities, fostering closer economic ties and supporting high-quality regional development [2]