浙江省文成至泰顺（浙闽界）公路建设项目第WTTJ-3合同段隧道仰拱首件工程施工方案中铁二局工程有限公司浙江省文成至泰顺（浙闽界）公路第WTTJ-3合同段项目经理部2018年6月浙江省文成至泰顺（浙闽界）公路建设项目第WTTJ-3合同段隧道仰拱首件工程施工方案编制：审核：审批：中铁二局工程有限公司浙江省文成至泰顺（浙闽界）公路第WTTJ-3合同段项目经理部2018年6月中铁二局工程有限公司浙江省文成至泰顺（浙闽界）公路第WTTJ-3合同段隧道仰拱首件工程施工方案目录1工程概况................................................................................................................11.1编制依据.......................................................................................................11.2编制原则及目的.............................................................................................21.3主要技术指标.................................................................................................31.4工程规模.......................................................................................................31.5水文条件.......................................................................................................31.6气象特征.......................................................................................................41.7地质构造.......................................................................................................52施工部署................................................................................................................62.1施工准备情况.................................................................................................62.2工期进度计划.................................................................................................72.3劳动力计划....................................................................................................72.4主要机械设备计划..........................................................................................73施工工艺................................................................................................................83.1工艺流程.......................................................................................................83.2仰拱开挖.......................................................................................................83.3初期支护.......................................................................................................93.4衬砌钢筋施工...............................................................................................113.4.1钢筋加工............................................................................................113.4.2钢筋安装............................................................................................123.4.3注意事项............................................................................................133.5安装仰拱端模及止水带..................................................................................143.6浇注仰拱混凝土...........................................................................................163.7浇注仰拱填充...............................................................................................173.8中央排水沟、横向排水管施工.........................................................................203.9质量检查及验收标准..........................................................
