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以天二级汽车专用公路 9座隧道为依托 ,针对甘肃省境内干旱、半干旱黄土地区的的工程地质和水文地质特点 ,分析了影响隧道防排水结构设计的因素 ,提出天公路隧道三种防排水结构形式和设计图式
Based on the nine tunnels of TZUZH2 highway, aiming at the engineering geological and hydrogeological features of the arid and semi-arid loess areas in Gansu Province, the factors influencing the design of the drainage and drainage structures in the tunnel are analyzed. Drainage waterproof structure of the form and design