在城市基础工程建设中，利用管井降水法，可以较有效地解决深大基坑降水问题；
At present, in the urban infrusture engineering, deep and big pit precipitation can be effectively solved with the method of tube well precipitation.
最后得出常规的估算方法并进行验证，对深大基坑围护工程的估算具有一定的参考意义。
Finally, obtains the conventional estimation methods and verifies these methods, which have reference significance to the cost estimation of deep foundation pit support project.
通过立丰国际购物广场基坑降水工程实例，介绍和分析深大基坑降水的方案设计及施工技术。
The deep foundation pit's dewatering project scheming and construction technology are introduced in the paper by the example practice of Lifeng international shopping square.
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