大型预应力环梁施工技术

Construction Technologies of Large Prestressed Ring Beam

南京奥体中心主体育场预应力环梁造型复杂、施工难度大。通过采取环梁混凝土分段浇筑、预应力筋分段布置等措施 ,施工效果较好。

The prestressed ring beam of the main stadium of Nanjing Olympic Sports Center has a complex shape and its construction is very difficult.Engineers adopted some measures including segmented pouring ring beam concrete,section placing prestressed tendon and so on and got good construction effects.