中国建筑第七工程局有限公司 中 旅 城 二 期CHINA CONSTRUCTION SEVEN ENGINEERING BUREAU 基坑支护及土方开挖施工方案目 录0.编制依据........................................................................................................................................31.基坑支护及土方开挖施工的难点和特点....................................................................................42.工程概况........................................................................................................................................62.1 工程建设概况............................................................62.2 基坑内支撑结构设计概况..................................................62.3 场地工程地质条件.......................................................112.3.1 场地地形地貌...............................................................................................................................................112.3.2 地下室开挖土质及分布情况.......................................................................................................................112.3.3 场地水文地质条件及水土对建筑材料评价...............................................................................................112.3.4 场地内大门口临时通道处理......................................................................................................................123.施工部署及施工计划..................................................................................................................143.1 工程目标...............................................................143.1.1 质量目标......................................................................................................................................................143.1.2 方案优化及技术目标..................................................................................................................................143.1.3 工期目标................................................................
