【摘要】 分析了深埋长隧洞可能存在的主要工程地质问题和勘察难点,提出了勘察思路和原则,建议以遥感、地面调查、深钻孔与孔内测试、长探洞、大地电磁测深等为深埋长隧洞的主要勘察方法,并对不同方法的应用条件进行了探讨。更多还原

【Abstract】 Main engineering geological problems and investigation difficulties which may be encountered in deep-buried long tunnels are analyzed,and then some useful ideals and guidelines for investigation woks are given in the paper.Proposed major investigation methods for deep-buried long tunnel are remote sensing,surface surveying,deep borehole drilling and testing in holes,long exploration adits,CSAMT,etc,and the applied conditions of each method are discussed further.更多还原