人工挖孔桩专项施工方案(超过 16m)编制人 审核人 审批人 四川君羊建设集团有限公司目录一、编制说明................................................................................................................41.1、编制依据..................................................................................................41.2、编制原则及目的.......................................................................................5二 、工期安排及机械配备三、工程概况................................................................................................................7四、施工技术方案........................................................................................................8五、危险因素辨识与分析..........................................................................................154.1 危险源的辨识...........................................................................................154.2 危险、危险因素分析...............................................................................154.2.1 触电.......................................................................................................154.2.2 高处坠落...............................................................................................164.2.4 机械损害.................................................................................................14.2.5 坍塌.........................................................................................................14.2.6 起重损害.................................................................................................14.2.7 职业健康危害、中毒、窒息..................................................................2六、施工安全技术保障措施........................................................................................35.1 预防触电事故的措施.................................................................................35.2 预防高处坠落的措施...............................................................