The study analyzes the reasons for the quicksand during the flood season, explores the prevention measures for the quicksand at the foundation pit construction during the flood seasons by combining with the high underground water level during the flood season, and researches the adoptability of the prevention measures and＇the prevention ideas, so as to control the continuing influence of the quicksand on the foundation pit construction.%分析了汛期流砂现象的成因，结合汛期高地下水位情况，对汛期基坑施工流砂防治措施进行了探讨，并对防治措施的适用性及防治思路进行了研究，以达到控制流砂继续对基坑作业造成破坏的目的。
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