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 Mermigas
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6 b* V1 n: p1 _5 c3 {3 K* H! p7 |1 xABSTRACT
! c" ?% G1 C, b; ~1 A+ {; DThe purpose of this thesis is to provide insight into how different geometric parameters such as tower' _) t' M( _$ S) G5 m1 j
height, girder depth, and pier dimensions influence the structural behaviour, cost, and feasibility of an8 |  w% {# K, [: o; `- [
extradosed bridge.7 u' N4 L4 Y6 ?6 ]4 M7 Q& g/ ^$ F
A study of 51 extradosed bridges shows the variability in proportions and use of extradosed bridges,
4 ^# d, E4 r* R! _( Iand compares their material quantities and structural characteristics to girder and cable-stayed bridges.% N$ \5 Y. t7 w/ W# q/ E3 o
The strategies and factors that must be considered in the design of an extradosed bridge are discussed.
: Y+ @+ P9 }- U; C! q- ?) g- rTwo cantilever constructed girder bridges, an extradosed bridge with stiff girder, and an extradosed
5 a! T  z2 U/ h) Z$ R6 D: U+ Q8 ~bridge with stiff tower are designed for a three span bridge with central span of 140 m. The structural
( G, D+ G; _+ cbehaviour, materials utilisation, and costs of each bridge are compared. Providing stiffness either in the
* G' D: Z7 Q4 o9 X: i" Xgirder or in the piers of an extradosed bridge are both found to be effective stategies that lead to7 l# c' r! O5 E; J1 y/ I5 {2 t
competitive designs.
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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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