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author:

林志平 (林志平.) [1] | 彭大文 (彭大文.) [2]

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CQVIP

Abstract:

整体式桥台桥梁的上部结构与桥台浇筑成整体并由单排桩支承.温度引起的伸缩及混凝土的徐变和收缩导致桩中产生弯曲应力.至今,该类桥梁还没有统一的设计标准,仅有少数可供参考的设计和施工准则.回顾了现行整体式桥台桥梁的设计和施工实践.通常认为重要的设计参数是混凝土桥面板的温度、徐变和收缩效应,土层的变化及桩-土的共同作用.对桩的参数分析考虑了预钻孔的影响、预钻孔中填料的类型、地下水位、土的类型及桩的朝向.研究结果将有助于整体式桥台桥梁桩基的选择和设计.

Keyword:

徐变 收缩 整体式桥台 桥梁设计 横向力 温度效应

Community:

  • [ 1 ] 福州大学土木建筑与工程学院,福建,福州,350002
  • [ 2 ] 上海应用技术学院土建系,上海,200233

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Source :

世界桥梁

ISSN: 1671-7767

Year: 2005

Issue: 4

Page: 13-17

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 0

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