分离立交桥上跨省道现浇箱梁施工安全专项方案VIP专享VIP免费

广宁高速公路路基工程第四合同段扬州至绩溪高速公路广德至宁国段路基工程GN-04标上跨S215省道现浇箱梁施工技术及安全专项方案编制：审核：审批：广德至宁国高速公路路基工程第四合同段中铁四局集团第四工程有限公司项目经理部二0一六年九月二十二日广宁高速公路路基工程第四合同段目录第一章施工技术内容一、工程概况···························-1-1.1、工程概述························-1-（1）工程概况·······················-1-（2）、沿线地形、地质条件及水文、气象条件·········-2-1.2、设计说明·························-2-（1）跨线桥设计说明····················-2-（2）S215省道路面情况···················-2-二、编制依据···························-2-三、施工方案···························-3-3.1施工工艺流程图·······················-3-3.2占道施工方案························-4-1、施工时间为：······················-4-2、施工总体布置······················-4-3.3、门洞及支架施工······················-6-3.3.1、基础························-6-3.3.2、门洞（通道）···················-7-3.3.3、满堂碗扣支架施工··················-8-4.4、模板安装························-17-4.4.1、底模板·······················-17-4.4.2、侧模板和翼缘板模板·················-18-4.4.3、支座安装······················-18-4.4.4、箱室内模板·····················-19-4.5、钢筋及预应力管道制作及安装···············-20-4.5.1、钢筋加工与安装··················-20-4.5.2、波纹管制作及安装·················-22-4.5.3、锚垫板安装·····················-22-4.6、混凝土浇筑·······················-23-4.6.1、混凝土拌合·····················-23-4.6.2、混凝土浇筑····················-23-4.6.3、混凝土浇筑保证措施·················-24-4.6.4、混凝土浇筑注意事项················-25-4.6.5、混凝土浇筑的分层控制措施·············-25-4.6.6、混凝土养生·····················-26-4.7、预应力张拉·······················-26-4.7.1、材料和设备检验··················-26-4.7.2、预应力筋下料、穿束················-26-4.7.3、张拉控制应力计算·················-28-4.7.4、智能张拉·····················-28-4.7.5、其他注意事项····················-30-4.8、孔道压浆、封锚·····················-30-4.8.1、压浆料制备·····················-30-4.8.2、压浆························-31-广宁高速公路路基工程第四合同段4.9、模板、支架拆除·····················-28-4.9.1、拆除内容······················-31-4.9.2、拆除步骤及方法···················-31-五、施工进度保证措施·······················-32-5.1、保证进度方案······················-32-5.2、工期保证组织机构······...