咸宁碧桂园丹桂香堤二期 9#~10#楼土方开挖及基坑支护专项施工方案编制人:_______________审核人:_______________审批人:_______________广东腾越建筑工程有限公司2024 年 10 月 2 日目 录目 录...................................................................................................................2一、工程概况及周围环境条件.............................................................................51.1 工程概况.............................................................51.2 工程位置及概述.......................................................51.3 工程地质条件.........................................................5二、编制依据.........................................................................................................6三、基坑支护设计概况.........................................................................................73.1 基坑支护设计方案.....................................................73.2 基坑排水方案.........................................................7四、基坑工程的重点、难点.................................................................................74.1 土方开挖基坑支护平面场地较大、开挖深度较深...........................74.2 放坡坡度及标高控制...................................................74.3 喷锚网施工...........................................................74.4 天气因素.............................................................8五、施工部署.........................................................................................................85.1 管理目标.............................................................85.2 基坑总体施工顺序.....................................................85.3 项目管理班子和操作班组组成...........................................85.4 施工准备工作........................................................135.5 机械设备和劳动力组织................................................145.6 材料供应和管理......................................................15六、主要分...