国道G210都匀小围寨至深河桥公路改造工程都匀段路基高边坡防护施工专项方案编制：复核：审核：目录第一章概述....................................................................................................................................1一、工程概况..................................................................................................................................1二、编制依据..................................................................................................................................2三、重点、难点分析及相应对策...................................................................................................21、重点分析............................................................................................................................22、难点分析............................................................................................................................23、采取对策............................................................................................................................2（一）危险源的识别.......................................................................................................2（二）危险源危害分析...................................................................................................3（三）设置高边坡监测点进行监测...............................................................................3（四）拟定与编写应急救援预案。...............................................................................4第二章施工部署..........................................................................................................................4一、施工项目管理机构..................................................................................................................4二、施工总进度计划......................................................................................................................5三、资源配置..................................................................................................................................5第三章施工工艺............................................................................................................................6（一）施工准备......................................................................................................................6（二）高边坡的防护施工.......................................................................................................7（一）普通锚杆施工..............................................................................................................7（三）预应力锚杆施工.........................................................................................................161.钻孔.....................................................................................................................................162.锚杆制作.............................................................................................................................163.灌浆.....................................................................................................................................174.预应力张拉.........................................................................................................................17（四）锚杆框架梁......................................
