Through analyzing the project environment features and in-situ construction conditions in Nanjing, the paper analyzes the feasibility of alternative concrete bay construction method, describes its construction principles, and finally introduces its construction division and construc-tion methods, which can avoid bottom engineering board cracks.%通过研究南京某项目的环境特征及现场施工条件,对混凝土跳仓法施工的可行性进行了分析,并阐述了其施工原理,同时对跳仓法施工分仓划分与施工方法作了介绍,指出使用跳仓法施工可保证工程底板不出现有害贯穿性裂缝。
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