新建铁路鲁南高速铁路临沂至曲阜段LQTJ-3标段(60+100+60)m连续梁边跨现浇段支架预压专项施工方案编制:___________审核:___________批准:__________中国铁建大桥工程局集团有限公司鲁南高铁LQTJ-3标项目经理部二○一七年三月目录1、编制说明..........................................................................................................31.1编制内容.................................................................................................31.2编制依据.................................................................................................32、工程概况..........................................................................................................43、支架预压施工方案.........................................................................................53.1支架形式及结构....................................................................................63.2支架验收.................................................................................................83.3支架预压.................................................................................................94、主要施工方法及工艺要求.............................................................................94.1支架拼装工艺流程................................................................................94.2预压荷载.................................................................................................94.3预压观测点的布设................................................................................94.4分级加、卸载及测量..........................................................................104.5变形观测...............................................................................................124.6观测要求及数据处理..........................................................................125、主要人员及施工机械设备配置...................................................................135.1人员配置...............................................................................................135.2机械配置...............................................................................................136、关键工序及质量控制点...............................................................................147、施工安全重点部位、环节的安全要求及措施...........................................157.1支架安装前施工准备..........................................................................157.2支架安装规定......................................................................................157.3预压前安全检查措施..........................................................................167.4高空作业的安全措施..........................................................................167.5注意事项...............................................................................................18(60+100+60)m连续梁边跨现浇段支架预压专项施工方案1、编制说明1.1编制内容编制范围:泗水南跨日兰高速(60+100+60)m连续梁边跨现浇段支架预压施工。1.2编制依据⑴国家现行有关技术标准、规程、质量验收标准、参考书籍和设计图纸:①《无砟轨道预应力混凝土连续梁(悬臂浇筑施工)》;②《高速铁路桥涵工程施工技术规程》Q/CR9603—2015;③《高速铁路桥涵工程施工质量验收标准》TB10752-2010;④《铁路桥涵钢结构设计规范》铁建设[2009]62号;⑤《铁路桥涵工程施工安全技术规程》TB10303-2009;⑥《铁路预应力混凝土...