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$ E7 s/ R$ K/ g" e8 J; A  a, M

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" E1 F, Y3 w3 a& ]ABSTRACT
0 e0 u3 \5 a( d  DThe purpose of this thesis is to provide insight into how different geometric parameters such as tower
0 v; r( E. X9 h( D0 ~height, girder depth, and pier dimensions influence the structural behaviour, cost, and feasibility of an1 c2 ^8 S9 Z/ @7 w2 _" H; {
extradosed bridge.
0 h, H0 S7 v7 p/ W9 GA study of 51 extradosed bridges shows the variability in proportions and use of extradosed bridges,# f: E. t/ r; j, N
and compares their material quantities and structural characteristics to girder and cable-stayed bridges.  C5 i; h5 y$ c3 Z/ r5 s
The strategies and factors that must be considered in the design of an extradosed bridge are discussed.  d# W9 i/ p! r0 @- w6 G
Two cantilever constructed girder bridges, an extradosed bridge with stiff girder, and an extradosed7 H! u+ G  m" D, m
bridge with stiff tower are designed for a three span bridge with central span of 140 m. The structural
! V" S1 Y0 A, kbehaviour, materials utilisation, and costs of each bridge are compared. Providing stiffness either in the0 f. L/ f3 P" r5 k& {( F+ y6 i% `$ l
girder or in the piers of an extradosed bridge are both found to be effective stategies that lead to
7 ^/ z. h$ C9 ~: I) ucompetitive designs.. i7 T4 Y' Z' w( P' E' f. g
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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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