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某高层建筑地下室基坑支护采用三排Φ600mm水泥搅拌桩。当基坑土方开挖到设计标高-5.30m时,因遇连续几天下雨,水泥搅拌桩受坑外浸
Three rows of Φ600mm cement mixing piles are used in the foundation pit support of a high-rise building. When the excavation earthwork was excavated to the designed elevation of -5.30m, the cement mixing pile was exposed to the outside of the pit due to rain for consecutive days.