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1)  Typical weakness of double arch bridge
双曲拱桥典型病害
2)  double arch bridge
双曲拱桥
1.
Strengthening analysis of the double arch bridge after cracking;
基于开裂后双曲拱桥的加固分析
2.
Theory and method of reinforcement of double arch bridge;
双曲拱桥的加固原理及实现方法
3)  double-curved arch bridge
双曲拱桥
1.
Damages analysis and reinforcement of existing reinforced concrete double-curved arch bridges;
既有钢筋混凝土双曲拱桥的病害分析及加固
2.
Static-state load test and structure analysis of existing double-curved arch bridge;
现有双曲拱桥静力荷载试验及分析
3.
On technological research on the addition of longitudinal beam strengthening pile double-curved arch bridge and its practice
增设纵梁加固排架式双曲拱桥技术研究与实践
4)  Double-curve arch bridge
双曲拱桥
1.
Research of evaluation and reinforcing skill on double-curve arch bridge;
双曲拱桥的评估及加固技术研究
2.
Through the analysis and summarization of the demolishing course of Macha River Bridge in Ningtong Highway, the article preliminarily approaches the technical gist safely to demolish the steel reinforced concrete double-curve arch bridge.
该文通过对宁通公路马汊河大桥拆除过程的分析和总结,初步探索了钢筋混凝土双曲拱桥安全拆除的技术要点。
3.
Taking one 4-span steel reinforced concrete open spandrel double-curve arch bridge as an example, and combined with the investigation and study of the typical disease of the double-curve arch bridge at present and the evaluation method of the old bridge bearing capacity at home and abroad, the overall health examination is carried out for the bridge.
以某四孔钢筋混凝土空腹式连续双曲拱桥为例,结合目前既有双曲拱桥的典型病害调研和国内外旧桥承载力的评定方法,对其进行了全面的健康检测,根据现场拱肋线形的实测结果,建立了该桥原设计与现行状态的全三维有限元分析模型,从理论上分析了该桥产生病害的主要原因,理论分析结果得到了现场调研数据的验证。
5)  double curved arch bridge
双曲拱桥
1.
Common diseases of double curved arch bridge and renovation technique;
双曲拱桥的常见病害及改造技术
2.
Stick steel strengthening structure optimization research of dangerous and old double curved arch bridge;
危旧双曲拱桥粘钢加固结构优化研究
3.
The paper applies the beam unit in ANSYS software to establish the forced model of double curved arch bridge based on the actual measurement data.
本文应用ANSYS软件中的梁单元建立了基于实测资料的双曲拱桥的受力模型 ,并对加载进行分析 ,证明了用ANSYS计算分析比较可行 ,也反证了静载试验结果的可靠
6)  two-way curved arch bridge
双曲拱桥
1.
The article studies the bearing capacity of two-way curved arch bridge based on the upper structure checking method.
通过对双曲拱桥上部结构检算,确定其承载能力,并通过静载试验进行验证。
2.
The old Guokeng Bridge in Zhangzhou,Fujian Province is an open spandrel,cate-(narian) two-way curved arch bridge with constant sections.
福建省漳州旧郭坑大桥为空腹式等截面悬链线双曲拱桥,经综合评定,该桥属危桥,需拆除重建。
补充资料:双曲拱桥
双曲拱桥
two-way curved arch bridge

   主拱圈由拱肋、拱波、拱板和横向联系构件组成,外形在纵横两个方向均呈弧形曲线的桥。1964年江苏省无锡县建成中国第一座双曲拱桥。拱肋、拱波预制,分段拼装,安装方便,形式轻巧,在公路和城市桥梁中一度得到使用。1969年建成的河南前河桥 ,跨径150米,是跨径最大的双曲拱桥。1972年建成湖南长沙湘江桥,正桥8孔长1250米,最大跨径76米,是规模最大的双曲拱桥。
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