~~~~~~~~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 ...