长沙河西城区岩溶发育特征分析及地铁工程应对措施

Features of karst development in Changsha Hexi area and treatment of karsts encountered in subway construction

长沙地铁覆盖河西城区,在建设过程中都揭露到岩溶发育。以长沙地铁勘察资料和工程修建中岩溶处理案例为依据,归纳分析长沙河西城区岩溶发育的特征、规律和控制因素,并总结地铁工程施工设计要点可供后续地铁工程修建时参考借鉴。

Changsha Hexi area planning a number of subway,and revealing the karst development in the process of construction. Based on the karst investigation data and the karst encountered in the construction of Changsha subway,the features,pattern and control factors of karst development in Changsha Hexi area are summarized and analyzed. Meanwhile,the design and construction principle of subway construction are provided for reference in subsequent projects.