弯、陡条件下钢桥面铺装技术应用研究

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1、弯、陡条件下钢桥面铺装技术应用研究摘要：本文依托实体工程，通过国内外案例，全面分析了钢桥面铺装层的主要病害和成因，结合钢桥面铺装层的特征，总结钢桥面铺装体系为达到使用性能优良、耐久、安全的设计目标和原则。根据实体工程上部结构采用有限元法分析，建立了正交异性钢桥面铺装体系力学模型，对桥面铺装层进行了详细的力学分析。根据本桥特点，拟定了四种可行的铺装方案，并开展了一系列室内外试验研究比选，提出了弯、陡条件下较优钢桥面铺装方案。关键词：钢桥面铺装  层间推移 车辙  水损害  浇筑式沥青混凝土  环氧沥青混凝土  环氧树脂混凝土  复合铺装 

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