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东胜体育场是我国目前国内规模最大的开闭顶体育建筑,固定屋盖和巨拱使用大跨度钢桁架结构,采用分段拼装的方法施工,在施工期间屋盖和巨拱的1万吨重力荷载大部分由临时支撑体系承担,为保障支撑体系的安全,在钢结构施工期间,对临时支撑体系垂直度、侧向弯曲,位移、基础沉降进行动态监测。本文介绍了监测方法和监测结果,对类似工程有借鉴意义。 更多还原

【Abstract】 Dongsheng Stadium is currently the largest scale opening-closing roof sports building in China.Long-span steel truss is applied to fix roofs and giant arches with segmental assembling method.Temporary supporting system bears most of gravity load of roofs and giant arches of 10,000 tons during construction.In order to guarantee the security of supporting system,dynamic monitoring has been carried out to verticality of temporary supporting system,lateral bending,displacement and foundation settlem... 更多还原