| 立转开启式桥梁桥面铺装研究关键技术及其难点 |
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| 作者单位： | 天津海河下游开发有限公司，东南大学智能运输系统研究中心 |
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| 摘 要： | 在介绍国内外立转开启式桥梁桥面铺装研究现状的基础上,从轻质铺装材料开发和薄型铺装结构研究、基于大悬臂结构和界面接触特性的力学性能数值模拟、黏结层材料试验3个方面阐述了立转开启式桥梁桥面铺装研究的关键技术和难点。
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| 关 键 词： | 立转开启式桥梁 轻质铺装材料 薄型铺装层 大悬臂结构 接触理论 黏结层剪切疲劳 |
Key Technology and Research Challenges of Bascule Bridge Deck Surfacing |
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| Authors: | SHEN Chao WEI Jianfeng GUO Hongzong JIANG Keqiang LIU Tengai QIAN Zhendong ZHANG Lei |
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| Institution: | SHEN Chao1,WEI Jianfeng1,GUO Hongzong1,JIANG Keqiang1,LIU Tengai2,QIAN Zhendong2,ZHANG Lei2 |
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| Abstract: | The research progress of bascule bridge deck surfacing is briefly introduced in this paper.Next,three aspects were considered as key technology and research challenges of bascule bridge deck surfacing here,(i)development on light paving material and research on thin deck surfacing system,(ii)numerical simulation of the mechanical properties of bascule bridge deck surfacing based on long cantilever structure and contact behaviors between interfaces,(iii)bonding layer material testing. |
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| Keywords: | bascule bridge light paving material thin deck surfacing system long cantilever structure contact theory shear fatigue of bonding layerz |
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