预应力小半径弯梁的设计与施工  

The design and construction of prestressed bending beam with minor radius

作　　者：杨勇[1] 王进[2] 

机构地区：[1]广州市市政工程设计研究院,广东广州510000 [2]中南大学土木建筑学院,湖南长沙410075

出　　处：《山西建筑》2002年第8期71-72,共2页Shanxi Architecture

摘　　要：结合工程实例 ,介绍了设计、施工中曲梁计算方法 ,预应力工艺的选定 ,防崩钢筋的设计以及预应力张拉过程中的施工监测等问题 ,工程实践证明 ,该设计与施工是安全、合理的。Combined with engineering some problems existed in the design and construction of prestressed bending beam with minor radius such as calculation of bending beam, the choice of prestressed technology, the design of anti collapse design and construction monitoring are introduced. Engineering practice verified that the design and construction are safe and reasonable.

关 键 词：平面弯曲 预应力箱梁 设计 施工 立交桥 

分 类 号：U448.17[建筑科学—桥梁与隧道工程]