第1页共46页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共46页目录1编制依据..............................................................41.1编制依据.........................................................41.2编制目的.........................................................41.3编制原则.........................................................41.4编制范围.........................................................52工程概况..............................................................52.1项目简介........................................................52.2自然条件........................................................72.3.1气象......................................................72.3.2地形地貌..................................................72.3.3水文地质条件..............................................72.3项目规模和数量..................................................73施工计划..............................................................73.1施工进度计划.....................................................73.2材料与设备计划...................................................83.2.1材料投入..................................................83.2.2机械设备和仪器投入........................................84施工方案..............................................................94.1总体施工方案....................................................94.2总体施工部署....................................................94.3钻孔桩施工工艺流程.............................................104.4钻孔桩施工准备.................................................104.4.1生产场地、设施、机械及材料准备...........................104.4.2施工便道填筑.............................................114.4.3施工供电、供水...........................................114.5测量控制.......................................................11第2页共46页第1页共46页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第2页共46页4.6钢护筒施工......................................................124.6.1钢护筒结构................................................124.6.2钢护筒制作...............................................124.6.3钢护筒入土深度及顶标高确定...............................124.6.4振动锤选型................................................124.6.5钢护筒吊装...............................................134.6.6钢护筒施沉................................................134.7钻孔灌注桩成孔..................................................134.7.1钻机选型..................................................134.7.2泥浆制备与循环............................................144.7.3钻机就位、整平............................................154.7.4钻机调试..................................................154.7.5钻进成孔.................................................154.7.6终孔......................................................164.7.7清孔......................................................164.7.8检孔.....................................................164.7.9常见钻孔灌注桩事故预防及处理措施.........................174.8钢筋笼施工.....................................................194.8.1钢筋笼制作...............................................194.8.2钢筋笼运输...............................................214.8.3钢筋笼安装...............................................214.8.4钢筋笼制作和安装精度....
