The paper analyzes the gushing water at the foundation pits on Shuishangbeilu station of Tianjin metro line 3, indicates reasons for the gushing water accidents, and adopts two-shot grouting leaking stoppage, backfilling of foundation pits, and consolidation of pit bottom, so as to ensure the safety of the foundation pit, so as to provide some reference for similar foundation pit projects.%对天津地铁3号线水上北路站基坑基底突发涌水的情况进行了分析，论述了涌水事故发生的原因，通过采用双液注浆堵漏、基坑回填、坑底加固等措施，确保了基坑安全，为类似基坑工程提供了参考和借鉴。
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