1海西高速公路网屏南至古田A1合同段T梁预制、架设施工方案海西高速公路网屏南至古田联络线A1合同段T梁预制、架设施工方案中交二公局第四工程有限公司屏古高速公路A1项目经理部2海西高速公路网屏南至古田A1合同段T梁预制、架设施工方案目录一、编制说明...........................................................................................................................................3二、工程概况、T梁参数................................................................................................................3三、预制场平面布置及制梁顺序....................................................................................................41、预制场平面布置..........................................................................................................................42、预制场临设布置..........................................................................................................................43、制梁顺序.....................................................................................................................................54、人员组织.....................................................................................................................................85、主要机械设备配置......................................................................................................................8四、施工工艺...................................................................................................................................91、施工工艺流程.............................................................................................................................92、预制T梁模板加工、安装........................................................................................................103、钢筋、预应力管道施工............................................................................................................114、预应力钢束制作、孔道穿束....................................................................................................135、模板安装...................................................................................................................................146、混凝土施工...............................................................................................................................157、预应力施工...............................................................................................................................178、移梁和存梁...............................................................................................................................229、T梁架设....................................................................................................................................2410、湿接、梁板连续段施工..........................................................................................................28五、工程质量通病防治措施..........................................................................................................301、钢筋工程...................................................................................................................................302、混凝土工程...............................................................................................................................30六、预制梁外观、内在质量验收及改善砼外观质量...