人工挖孔桩安全专项施工综合方案专家论证后修改

下载后可任意编辑人工挖孔桩安全专项施工综合方案专家论证后修改下载后可任意编辑第一章 工程概况........................................................41.1 工程概况.........................................................41.2 拟建场地地形条件.................................................41.3 水文地质条件.....................................................41.4 工程地质条件.....................................................51.5 桩基础概况.......................................................71.6 施工重点、难点分析及措施.........................................81.7 施工要求和技术保证条件...........................................91.8 施工危险源识别..................................................12第二章 编制依据及说明.................................................132.1 编制说明.......................................................132.2 编制依据.......................................................13第三章 施工计划.......................................................153.1 施工进度计划....................................................153.2 施工材料计划....................................................153.3 施工设备计划....................................................16第四章 施工工艺技术...................................................174.1 技术参数........................................................174.2 挖孔桩施工总体部署..............................................184.3 挖孔桩施工工艺..................................................184.4 边坡处理........................................................194.5 挖孔桩施工方法..................................................204.5.1 桩孔施工...................................................204.5.2 施工测量...................................................204.5.3 开挖排水沟、集水井，作好排水措施...........................214.5.4 开挖第一节桩孔土方.........................................214.5.5 护壁钢筋制作及绑扎.........................................224.5.6 支护壁...