~~~~~~~~长江大桥重力锚碇安全专项施工方案编制：复核：审核：目录一、编制依据..................................................................1二、工程概况..................................................................12.1工程简介..............................................................12.2锚碇施工平面布置图....................................................32.3主要工程数量..........................................................32.4地质水文条件..........................................................52.5施工安全要求..........................................................6三、施工计划..................................................................73.1施工进度计划..........................................................73.2设备配置计划..........................................................93.3人员需求计划..........................................................9四、基坑开挖施工工艺.........................................................104.1施工准备.............................................................124.2测量放样.............................................................144.3土石方施工...........................................................144.4截水沟施工...........................................................164.5基坑边坡防护.........................................................174.6导墙施工.............................................................174.7咬合桩施工...........................................................184.8冠梁施工.............................................................214.9降水管井施工.........................................................214.10混凝土垫层施工......................................................224.11基底注浆施工........................................................224.12临边防护............................................................23五、锚体主要施工方法.........................................................245.1施工工艺流程.........................................................245.2施工准备.............................................................245.3钢筋工程.............................................................255.4模板工程.............................................................305.5预应力锚固系统施工...................................................435.6混凝土施工...........................................................545.7大体积混凝土分层分块.................................................585.8基坑回填.............................................................645.9基坑信息化监控.......................................................645.10塔吊安装............................................................65六、安全保证措施.............................................................696.1组织保障措施.........................................................696.2安全保障措施.........................................................766.3应急预案.............................................................906.4应急救援使用范围.....................................................946.5应急救援组织体系及职责...............................................946.6预防和预警信息及指令.................................................976.7应急响应.............................................................976.8事故后续处理............................................
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