Foundation pit supporting method for constructional engineering: Fid-Bau Portal

Foundation pit supporting method for constructional engineering

DENG XILEI / TANG MINGXING / LAN FANGTING / PENG XIAOHONG / LUO DINGWEN

The invention discloses a foundation pit supporting method for constructional engineering, and relates to the technical field of foundation pit supporting, the foundation pit supporting method for constructional engineering comprises the following steps: 1, foundation pit survey: performing engineering geology survey on a foundation pit according to engineering geology and hydrogeology data according to geotechnical engineering conditions, determining engineering conditions of the site and then entering an excavation stage; 2, foundation pit excavation is conducted, specifically, the engineering site is excavated after foundation pit survey is completed, one more pit slot is excavated in the foundation pit in the excavation process, and soil generated during piling in the foundation pit is backfilled into the pit slot; 3, foundation pit supporting and positioning are conducted, specifically, after foundation pit excavation is completed, positioning devices are inserted into the foundation pit in sequence, and foundation pit supporting and positioning are conducted through the positioning devices; and 4, foundation pit supporting is conducted, specifically, after the foundation pit piling position is determined through the positioning device, piling is started.

本发明公开了一种建筑工程的基坑支护方法，涉及基坑支护技术领域，一种建筑工程的基坑支护方法，包括以下步骤：1、基坑勘测，根据岩土工程条件对工程地质和水文地质资料来对基坑进行工程地质调查，确定场地的工程条件后进入开挖阶段；2、基坑开挖，完成基坑勘测后对工程场地进行开挖，开挖过程中在基坑中多挖一个坑槽，在基坑中打桩的时候产生的土回填到所述的坑槽内部；3、基坑支护定位，基坑开挖完成后，将定位装置按顺序插入基坑内部，通过定位装置来进行基坑支护定位；4、基坑支护，通过定位装置确定好基坑打桩的位置后开始进行打桩。

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