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管井法具有施工简单、操作方便、造价低等优点。文章阐述了工程概况、场地的水文地质条件,基坑降水要求、基坑涌水量的估算,降水井、观测井的规格,管井降水数目的确定,降水井的技术要求、施工方法,施工中应注意的问题,以及实际应用的效果。
Pipe well method has the advantages of simple construction, convenient operation and low cost. This paper describes the general situation of the project, the hydrogeological conditions of the site, the requirement of foundation pit dewatering, the estimation of gushing water, the specifications of precipitation wells and observation wells, the determination of the number of precipitation in pipe wells, the technical requirements of the wells, the construction methods, Pay attention to the problem, as well as the practical application of the effect.