网架吊装专项施工方案(工程科).doc

编号：创新中心续建工程（公共服务平台）项目网架结构吊装专项施工组织技术指导文件编 制 人 ：审 核 人 ：批 准 人 ：日 期 :目录一、编制依据二、工程概况三、施工准备四、网架吊装部署五、网架单元计算六、营业执照及税务登记证一、编制依据 工程相关文件创新中心续建工程（公共服务平台）项目网架工程建筑图创新中心续建工程（公共服务平台）项目网架工程结构图网架结构施工组织技术指导文件二、工程概况工程名称创新中心续建工程（公共服务平台）项目质量标准符合现行的质量验收规范，达到合格标准。工程简介本工程为太原不锈钢产业园区创新中心续建工程整个研发中心的裙房部分网架结构，该网架为正放四角锥焊接空心球结构，上弦多点支承，网架短向跨米，长向跨度米,厚度米。两台吊车同时起吊，因网架面积*较大，所以要求吊车司机配合度相当高。本工程网架在室外地坪拼装完成，一次性吊到楼内指定位置。吊装公司山西二牛吊装有限公司三、施工准备组织架构机具准备机具设备计划机械或设备名称规格型号数量备注汽车吊车吨两台吊装网架交流或直流焊机台预埋板焊接四、网架吊装部署 整体安装部署网架安装计划先在地面拼装完成除屋面以外，利用汽车吊吊装屋面上与屋面上预埋板焊接施工组织技术指导文件。在距楼位置进行拼装完成，然后用的两辆吊车，共同起吊至屋面。现场平面图如下: 网架的提升网架提升的机具选择网架的提升计划采用两台吨汽车吊，吊绳尺寸选用，吊点为网架下弦部位，出臂顺序为，钢丝绳选取分，经过计算汽车吊吊装网架为吨，单台汽车吊乘以倍系数负荷为吨。具体性能表如下：网架提升示意图五、网架单元计算 网架单元信息（单元号、截面、长度详见网架结构设计图纸）网架单元信息表单元号截面长度()面积()最大轴力()最小轴力()强度稳定长细比结论满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足满足