| 预应力技术在石拱桥加固中的应用 |
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| 引用本文： | 杨云安,曾革助,傅家林.预应力技术在石拱桥加固中的应用[J].水运工程,2009(7). |
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| 作者姓名： | 杨云安 曾革助 傅家林 |
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| 作者单位： | 中交第四航务工程勘察设计院有限公司,广东,广州,510230 |
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| 摘 要： | 介绍采用施加竖向预压力来主动闭合水平裂缝,通过增大砌体水平剪切面之间的水平摩擦力提高桥台的水平抗力,为石拱桥的圬工桥台增大水平抗力加固找出一种有效方法.
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| 关 键 词： | 石拱桥 加固 预应力技术 桥台 |
Application of pre-compression technique for strengthening of masonry arch bridge |
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| YANG Yun-an,ZENG Ge-zhu,FU Jia-lin.Application of pre-compression technique for strengthening of masonry arch bridge[J].Port & Waterway Engineering,2009(7). |
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| Authors: | YANG Yun-an ZENG Ge-zhu FU Jia-lin |
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| Abstract: | Vertical pre-compression method is adopted to seal horizontal cracks. By increasing the horizontal friction between masonry shear surfaces, the horizontal shear of the abutment is improved greatly. It's an effective way to enhance horizontal resistance. |
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| Keywords: | masonry arch bridge strengthen pre-compression technique abutment |
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