铜仁城市主干道流留寨至大兴段工程项目经理部流留寨大桥工程实施性施工组织设计编制:复核:审核:1湖南省第一工程公司铜仁城市主干道流留寨至大兴段工程项目经理部二0一一年一月十一日施工组织设计文字说明目录1文字说明...........................................51.1编制依据..........................................51.2编制原则..........................................51.3工程概况..........................................61.3.1工程概貌.......................................61.3.2工程概况.......................................61.4桥梁线型..........................................71.4.1桥面纵坡:i=1.4%;...........................71.4.2桥面横坡:双向2%;........................71.4.3平面线型:全桥位于直线段;............71.4.4主要工程数量详见下表:..................71.5施工方案..........................................91.6施工部署与计划安排...........................91.6.1管理组织机构及职能分工..................91.6.2施工计划安排...............................101.7施工准备与施工测量.........................101.7.1施工准备.....................................101.7.2施工测量.....................................111.8施工步骤........................................111.8.1挖孔灌注桩基础施工;...................111.8.2桩基横系梁施工............................141.8.3墩柱施工.....................................151.8.4盖梁施工.....................................161.8.5支承垫石施工...............................171.8.6桥台施工.....................................171.8.7注意事项:..................................191.8.825米预应力箱梁安装......................201.8.9支座安装.....................................261.8.10箱梁安装....................................2621.8.11桥面系施工.................................261.9施工注意事项..................................281.9.1下部构造.....................................281.9.2上部构造.....................................291.9.3预应力体系施工............................301.9.4其它方面.....................................321.10施工工期保证措施...........................331.11质量及安全保障措施........................342框图及附表.......................................382.1组织机构及体系框图.........................382.1.1组织机构框图...............................382.1.2质量管理体系框图.........................392.1.3质量检查程序图............................402.1.4质量保证体系框图.........................412.2工序框图........................................422.2.1挖孔桩施工工艺框图......................422.2.2柱式墩施工工艺框图......................432.2.3盖梁施工工艺框图.........................442.2.4砼桥台施工工艺框图......................452.2.5预应力砼箱梁预制施工工艺框图.......462.2.6安装箱梁工艺框图.........................472.2.7桥面系施工工艺框图......................482.3验收标准和频率...............................492.3.1基坑开挖允许偏差应符合表10.7.2-1的规定。492.3.2现浇混凝土基础允许偏差应符合表10.7.2-3的要求。...........................................492.3.3现浇混凝土墩台允许偏差应符合表11.5.3-1的要求..............................................492.3.4混凝士灌注桩允许偏差应符合表10.7.4的要求502.3.5现浇混凝土柱允许偏差应符合表11.5.3-2的要求.................................................502.3.6支座安装允许偏差应符合表12.5.6的规定。502.3.7预制梁、板允许偏差应符合表13.7.3-1的规定。.................................................5131文字...