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yu zhi yu ying li hun ning tu ping mian qu xian qiao liang
Author(s): 
Pages: 29-37
Year: Issue:  2
Journal: World Bridges

Keyword:  预制预应力混凝土预应力筋现场浇注混凝土脚手架几何形状后张预应力压应力应力状态平面曲梁现浇混凝土;
Abstract: <正> 1. 前言新建立体交叉道口受接近高速公路的限制,往往需设计平面上为曲线的中等长度的桥梁。已建成的这类桥梁几乎都是钢桥。受脚手架的限制也不便在现场浇注混凝土结构。本报告介绍由预应力混凝土委员会(PCI)主持的、开展标准化预制预应力混凝土平面曲线桥梁的研究成果。
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