2023年墩11墩处现浇箱梁跨村道支架门洞方案.doc

10X墩11X墩处现浇箱梁跨村道支架门洞方案 目录 一、编制依据及编制原那么....................................................................................................-3- 1.1、编制依据...............................................................................................................-3-1.2、编制原那么...............................................................................................................-3-二、施工目的........................................................................................................................-3- 2.1、工程概况...............................................................................................................-3-2.2、地质及气象情况、地震效应...............................................................................-5-2.3、主要机械设备、测量仪器及临时转料安排方案...............................................-5-2.4、施工条件和特点...................................................................................................-6-2.5、工程重、难点.......................................................................................................-6-2.6、关键过程...............................................................................................................-6-三、技术标准........................................................................................................................-7- 3.1、标准标准...............................................................................................................-7-3.2、主要技术标准.......................................................................................................-7-四、施工方案........................................................................................................................-7- 4.1、经济比选...............................................................................................................-8-4.2、门洞尺寸...............................................................................................................-9-4.3、门洞支墩根底.......................................................................................................-9-4.4、支架连接及吊装...................................................................................................-9-4.5、支架撤除.............................................................................................................-10-4.6、模板结构及支撑体系.........................................................................................-11-4.7、门洞交通疏导.....................................................................................................-11-五、支架预压及卸载..........................................................................................................-12- 5.1、预压荷载的计算.................................................................................................-12-5.2、测点的布置.........................................................................................................-12-5.3、观测要求.............................................................................................................-13-5.4、预压材料的选用及加载断面布置.....................................................................-13-5.5、预压、卸载及观测.............................................................................................-14-5.6、数据计算、分析、整理.....................................................................................-14-5.7、预压资源准备.....................................................................................................-15-5.8、预压本卷须知.....................................................................................................-16-六、质量保证措施..............................................................................................................-16- 6.1、质量目标.............................................................................................................-16-6.2、组织保证.............................................................................................................-16-6.3、制度保证.............................................................................................................-17-七、平安保证措施..............................................................................................................-21- 7.1、平安目标.............................................................................................................-21-7.2、组织保证.............................................................................................................-21-7.3、制度保证.............................................................................................................-21-7.4、重大危险源及预防措施.....................................................................................-24-7.5、施工现场平安措施.............................................................................................-24-7.6、技术平安措施.....................................................................................................-25-7.7、各项平安措施.....................................................................................................-25- -1- 7.7.1、起重吊装平安措施.......................