京杭运河泗阳县成子河大桥主桥钢桁梁现场安装专项施工方案施工技术方案编制：审核：批准：海波重型工程科技股份有限公司二零一二年十月十九日目录海波重型工程科技股份有限公司泗阳成子河大桥安装专项施工方案目录..............................................................1一、编制依据........................................................41.1编制说明......................................................41.2编制依据......................................................51.2.1设计文件及相关文献......................................51.2.2主要技术标准及规范......................................5二、工程概况........................................................62.1工程简介......................................................62.1.1工程简介................................................72.1.2、主桁架杆件.............................................82.2钢桁梁分段划分方案...........................................10三、总体施工部署...................................................153.1施工要点分析.................................................153.2总体施工方案.................................................163.3施工总平面布置...............................................173.3.1施工平面布置原则.......................................173.3.2安装场地布置...........................................173.4施工工艺流程.................................................183.4.1施工工艺流程...........................................183.4.2主要施工步骤图.........................................203.5杆件运输方式.................................................263.6施工组织管理.................................................263.7施工进度及节点工期...........................................27四、主要施工方案...................................................284.1施工准备.....................................................284.1.1施工工艺流程...........................................284.1.2施工工艺流程...........................................284.2杆件进场验收及存放...........................................284.3.1进场运输...............................................284.3.2存放...................................................294.3.3杆件验收及缺陷处理.....................................294.4塔吊安装施工.................................................304.4.1塔吊基础施工...........................................30第2页/共101页海波重型工程科技股份有限公司泗阳成子河大桥安装专项施工方案4.4.2塔吊上部结构安装.......................................334.4.3塔吊调试及运行.........................................384.4高强螺栓施工.................................................384.4.1高强螺栓形式...........................................384.4.2高强螺栓施工要求.......................................394.4.3高强螺栓施工方法.......................................414.4.4高强度螺栓施拧工艺试验.................................414.4.5高强度螺栓验收.........................................424.4.6高强度螺栓储存管理.....................................424.4.7高强度螺栓施拧准备.....................................434.4.8拧扳手标定.............................................444.4.9高强度螺栓施拧.........................................444.4.10施拧质量检查..........................................464.5焊接施工.....................................................464.5.1焊接一般要求.......................................
