天津滨海国际机场T2航站楼大面积双曲倾斜屋面网架施工技术.pdf

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2013年8月上施工技术第42卷第15期 CONSTRUCTION TECHNOLOGY doi:10.7672/sgj2013150031 天津滨海国际机场T2航站楼大面积双曲倾斜屋面网架施工技术张志威,杨忠亮2 (1.中国建筑第八工程局有限公司天津分公司,天津300452; 2.天津市建设工程质量安全监督管理总队,天津300221) 摘要】天津滨海国际机场T2航站楼屋面为钢柱支撑双层双曲面焊接球钢网架形式,最大跨距60m,安装高度达 43.7m,整个屋面投影面积达102050m2,具有造型复杂面积超大安装困难、工期紧、体量大等特点。施工中为保证安全、快速、高质地完成,通过对既有的液压提升技术进行改进,采用倾斜网架液压非同步提升翻转施工技术,降低了安全隐患,节约了施工成本,加快了施工进度,解决了大面积复杂造型屋面网架安装难题。【关键词】机场;航站楼;网架提升;安装中图分类号]TU758.11 文献标识码】A 文章编号】1002-8498(2013)15-0031-04 Construction of Large-area Hyperbolic Tilt Roof Grid Tianjin Binhai International Ai .portT2 Terminal Building Zhang Zhiwei ,Yang Zhongliang ( 1.Tianjin Branch of China Construction Eighth Engineering Division Co ..Tianjin 300452 ,China 2 .Tianjin Construction Engineering Quality and Safety Supervision Administration Corps ,Tianjin 300221 ,China ) Abstract :The roof of T2 terminal building of Tianjin Binhai International Airport is designed as double hyperbolic welded ball grid supported with steel columns .The large span roof is 60m .The installation height of the roof is 43 .7m .The projected area of integral roof is 102 050m .The roof is difficult to install because of its super-large area ,strict construction time and large quan...

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