| 沿海与近海地区混凝土桥梁耐久性研究进展 |
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| 引用本文： | 孙晓燕,潘宏,徐冲. 沿海与近海地区混凝土桥梁耐久性研究进展[J]. 工业建筑, 2011, 0(Z1): 606-612,670 |
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| 作者姓名： | 孙晓燕 潘宏 徐冲 |
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| 作者单位： | 浙江大学建筑工程学院; |
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| 基金项目： | 国家863项目(2007AA04Z437); 国家自然科学基金项目(50808158); 浙江省自然科学基金项目(Y107049); 高等学校博士学科点专项科研基金(20080351117); 杭州市科技计划软科学经费项目 |
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| 摘 要： | 由于结构材料自身特点和使用环境作用引起沿海与近海地区混凝土桥梁存在严重的耐久性问题,导致维护费用增高,失效风险增大。对钢筋混凝土桥梁耐久性最新研究进展进行了简要综述,着重针对沿海和近海地区的气候环境作用、荷载作用和局部使用环境等多因素作用对桥梁结构耐久性影响进行了分析归纳,并总结了现有耐久性理论分析方法,对混凝土桥梁耐久性的发展方向进行了展望。
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| 关 键 词： | 钢筋混凝土 桥梁 耐久性 环境作用 荷载作用 局部使用环境 |
STATE OF ART OF RESEARCH ON DURABILITY OF COASTAL AND OFFSHORE REINFORCED CONCRETE BRIDGES |
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| Sun Xiaoyan Pan Hong Xu Chong. STATE OF ART OF RESEARCH ON DURABILITY OF COASTAL AND OFFSHORE REINFORCED CONCRETE BRIDGES[J]. Industrial Construction, 2011, 0(Z1): 606-612,670 |
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| Authors: | Sun Xiaoyan Pan Hong Xu Chong |
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| Affiliation: | Sun Xiaoyan Pan Hong Xu Chong(College of Civil Engineering and Architecture,Zhejiang University,Hangzhou 310027,China) |
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| Abstract: | The coastal and offshore bridges are suffering severe degradation of durability because of the degenerate material and persistent action during working period,which cause the consequence of increscent maintenance expense and failure risk.This paper summarizes the state-of-art research on durability of coastal and offshore reinforced concrete bridges.The effect of environmental action,load action,and local working circumstance on the durability are discussed in detail.Several issues for future research in th... |
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| Keywords: | reinforced concrete bridges durability environmental action load action local working circumstance |
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