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广州百货大厦新翼地下室基坑面积大,土石方开挖量约60000m~3,工期紧,采用“半逆作法”施工,保证了施工工期的要求,取得较好效果。
The new wing basement of Guangzhou Department Store has a large basement excavation area of about 60000m ~ 3 and a tight construction period. The construction of “semi-reverse operation” is adopted to ensure the construction period requirements and achieve better results.