下沙街道湾南社区农转居多层公寓一期工程基坑围护及土方开挖专项施工方案目录一、工程概况...........................................................................................................................................................31工程概况.........................................................................................................................................................32各方主体.........................................................................................................................................................33施工条件.........................................................................................................................................................34基坑周围情况.................................................................................................................................................35基坑详情.........................................................................................................................................................46方案选择.........................................................................................................................................................4二、方案编制依据...................................................................................................................................................4三、工程场地地质条件............................................................................................................................................51地形、地貌.....................................................................................................................................................52场地地质条件.................................................................................................................................................53地下水信息.....................................................................................................................................................64不良地质现象.................................................................................................................................................6四、基坑围护结构设计概况....................................................................................................................................61围护设计概况.................................................................................................................................................72局部深坑（坑中坑）支护措施.....................................................................................................................73降排水系统概况.............................................................................................................................................74围护设计论证意见及设计修改意见.............................................................................................................8五、施工部署...........................................................................................................................................................81项目管理组织.................................................................................................................................................82施工安排...........................................................
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