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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; z6 F! O4 x2 @$ @2 I  t( RABSTRACT7 L. Y3 F( }$ p9 U2 F0 @
The purpose of this thesis is to provide insight into how different geometric parameters such as tower+ M. I* E, I& Q; U5 j, R
height, girder depth, and pier dimensions influence the structural behaviour, cost, and feasibility of an
+ A2 a8 A1 [# Kextradosed bridge.
& h1 R, V$ d. xA study of 51 extradosed bridges shows the variability in proportions and use of extradosed bridges,
' K( g( x) @, Vand compares their material quantities and structural characteristics to girder and cable-stayed bridges./ f! Q. ?1 _9 I% _* L
The strategies and factors that must be considered in the design of an extradosed bridge are discussed.: t0 I+ W9 v7 }  L7 \0 M
Two cantilever constructed girder bridges, an extradosed bridge with stiff girder, and an extradosed" J1 F, Z4 m1 F9 m
bridge with stiff tower are designed for a three span bridge with central span of 140 m. The structural" u6 P; c$ X0 x0 q' W
behaviour, materials utilisation, and costs of each bridge are compared. Providing stiffness either in the  N+ m! k  }4 E: x$ `" I, M: c
girder or in the piers of an extradosed bridge are both found to be effective stategies that lead to
2 U$ a. L" ?" b6 P9 pcompetitive 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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