EXTRADOSED BRIDGES

水潭 发表于 2014-8-13 12:33:01 | 显示全部楼层 | 阅读模式
Behaviour and Design ofEXTRADOSED BRIDGESbyKonstantinos Kris Mermigas8 ^2 \; h) T' u) e- ~  G% U# @

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3 B! V; z5 e( k! oABSTRACT; Z4 W& s! W' |  c- c2 c- j5 |0 `
The purpose of this thesis is to provide insight into how different geometric parameters such as tower
+ A4 X' ?7 v, p! ?% iheight, girder depth, and pier dimensions influence the structural behaviour, cost, and feasibility of an
$ ^6 p. a* W) K. c: o2 Zextradosed bridge.7 H& q! L9 |6 M' d
A study of 51 extradosed bridges shows the variability in proportions and use of extradosed bridges,7 C2 Y( r1 q* M7 P
and compares their material quantities and structural characteristics to girder and cable-stayed bridges.9 R. c$ `% ?; w
The strategies and factors that must be considered in the design of an extradosed bridge are discussed.
/ j4 J' ]' q+ H5 |9 }Two cantilever constructed girder bridges, an extradosed bridge with stiff girder, and an extradosed% Z' T3 A/ A# D% j7 m& @! S3 n
bridge with stiff tower are designed for a three span bridge with central span of 140 m. The structural; a7 h0 M" D- M; V( y! B6 H; |0 d
behaviour, materials utilisation, and costs of each bridge are compared. Providing stiffness either in the- ]2 U4 d6 `: h6 Z+ \# D3 Z8 P
girder or in the piers of an extradosed bridge are both found to be effective stategies that lead to
2 p7 N4 A: R' z/ M) n9 U: jcompetitive designs., c- Z8 x0 P3 ^: Q6 h

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tongji007 发表于 2014-8-31 19:03:49
好书 谢谢分享 可惜有点贵啊
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bridgedut 发表于 2014-10-6 17:36:34
好资料,必须支持
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