杨村特大桥60 100 60m悬臂浇筑连续箱梁施工

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1、杨村特大桥60+100+60m悬臂浇筑连续箱梁施工京津城际轨道交通工程杨村特大桥DK67+485.73～DK67+707.51跨京津塘高速公路悬灌连续梁施工方案编制：审核：批准：中铁十七局京津城际交通轨道工程项目部京津城际轨道交通工程杨村特大桥60+100+60连续梁施工方案CR17GCNo.1EngineeringCo.目录一、工程概况..........................................11.连续箱梁构造......................................

2、.12.主要技术参数（见图1.1）............................23.主要工程数量（见图1.1）............................2二、施工计划..........................................4三、施工安排..........................................51.劳动组织和队伍安排.................................52.材料计划....................

3、.......................6⑴工程材料数量表（见表1.1）.........................6⑵临时材料数量表（见表3.2）.........................6⑶连续梁混凝土的供应................................6⑷材料垂直提升和吊装................................63.施工机具设备（见表3.3）............................6四、连续梁施工................

4、........................91．0号梁块的施工.....................................9⑴支架设置形式......................................9⑵支架检算.........................................9⑶支架安装........................................11⑷支架预压........................................14

5、1京津城际轨道交通工程杨村特大桥60+100+60连续梁施工方案CR17GCNo.1EngineeringCo.⑸永久支座安装.....................................15⑹临时锚固支座.....................................16⑺模板、钢筋施工...................................16⑻波纹管的安装.....................................19⑼混凝土浇筑..............

6、.........................21⑽预应力张拉和管道压浆.............................232．挂篮施工作业.....................................26⑴挂篮构造及工作原理...............................26⑵挂蓝预压........................................28⑶挂篮拼装........................................30⑷连续梁悬臂

7、段施工.................................33⑸连续梁线形控制...................................36⑹挂篮拆除........................................393．直线段施工.......................................41⑴地基处理........................................41⑵支架搭设.............................

8、...........41⑶支架检算........................................434．连续梁合龙施工...................................46⑴合龙段及体系转换顺序.............................46⑵合龙段临时锁定...............................