甬临线宁海段(K60+233～K64+450)路面大修工程箱涵深基坑开挖安全专项施工方案编制：审核：审批：宁波市公路局路桥工程处甬临线宁海段(K60+233～K64+450)路面大修工程项目经理部二0一七年八月五日目录一、编制说明..................................................................................................................................11.1编制依据................................................................................................................................11.2编制原则................................................................................................................................1二、工程概况..................................................................................................................................2三、工程地质、水文地质情况.......................................................................................................33.1地形地貌................................................................................................................................33.2地质、水文............................................................................................................................33.3气象概况................................................................................................................................33.4周边环境................................................................................................................................3四、总体施工安排..........................................................................................................................44.1施工进度计划........................................................................................................................44.2施工人员情况........................................................................................................................44.3机械设备................................................................................................................................54.4施工场地布置........................................................................................................................5五、箱涵施工方案..........................................................................................................................65.1箱涵工程施工工艺流程.........................................................................................................65.2定位放线................................................................................................................................75.3基坑开挖................................................................................................................................75.4钢板桩支护开挖施工............................................................................................................85.5垫层施工...............................................................................................................................125.6钢筋制作与安装...................................................................................................................135.7模板工程...............................................................................................................................165.8混凝土浇注工程..................................................................................................
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