下载后可任意编辑人工挖孔桩施工方案专家论证12024 年 4 月 19 日××市×××高架快速路建设工程××桥梁桩基挖孔灌注桩专项施工方案 编制人: 审核人: 审批人: 中国建筑第×工程局有限公司下载后可任意编辑 China Construction Seventh Engineering division.corp Ltd. 6 月12024 年 4 月 19 日下载后可任意编辑目录一、编制依据..........................................................................................................6二、工程概况..........................................................................................................6三、施工条件.......................................................................................................... 73.1、地形、地貌...............................................................................................73.2、地质条件..................................................................................................73.3 自然地理情况.............................................................................................83.3.1 水文.....................................................................................................83.3.2 气候、气象........................................................................................83.3.3 地下水位情况....................................................................................93.3.4 地下管线情况....................................................................................9四、施工方法..........................................................................................................94.1 人工挖孔桩工艺流程及施工方法.............................................................94.1.1 工艺原理..............................................................................................922024 年 4 月 19 日下载后可任意编辑4.1.2 作业特点...........................................................................................104.1.3 机具设备..........................................................................