Qinhuangdao stadium roof system is composed of 24 cantilever trusses. The truss, arc beams and cables form together a steady space system.
秦皇岛体育场屋盖由24榀悬臂桁架组成，桁架之间以弧形拱梁和钢索连接为空间稳定体系。
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It is pointed out that adding column for truss can strength the cantilever, and adding attached bar can reduce unfavorable load of tower crane to cantilevertruss.