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湖南省衡东县地方税务局办公楼,坐落在水塘中,基底标高-4.500m 左右。原施工图未设计地下室,后来建设单位要求充分利用地下部分做地下室,施工中通过设计变更,改变了建筑物地下部分的功能,但没有按地下防水要求进行设计和施工,地下室竣工后大面积渗漏。我们采用加设钢筋混凝土防渗内套的方法进行处理,取得了良好效果。
Hengdong County, Hunan Province, the Inland Revenue Department office building, located in the reservoir, the substrate elevation of about -4.500m. The original construction drawings did not design the basement, and later the construction unit asked to make full use of the underground part to make the basement. The design changed the design of the underground part of the building during construction, but the design and construction were not carried out according to the underground waterproofing requirements. After the basement was completed, leak. We use the method of adding reinforced concrete impervious inner sleeve for processing, and achieved good results.