通过勘察武汉地铁机场线，对勘察过程中所揭露的若干问题进行了研究，从新构造运动角度对武汉地区长江三级阶地地貌单位界线杂乱无章的成因以及岩溶发育地段盾构区间基础设计要点进行论述，对武汉地区长江三级阶地上第三系与第四系下更新统的划分，新近填土所引起的负摩阻力的确定及各施工工法间衔接等技术难点进行探讨。%By the engineering geological investigation of Wuhan airport metro,we explored several issues such as new tectonic movement,we analysed the cause of clutter in Changjiang river three-level terrace and the key points of shield foundation design in karst area. We also men-tioned several issues such as the partition between N and Q1 in Changjiang river three-level terrace,the negative friction of recent filling and the join of all the construction methods.
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