【摘要】 介绍了钢管混凝土拱桥的基本结构与力学特点,列表汇总了我国已建或在建跨度235m以上的钢管混凝土拱桥,并举例说明了巫山长江大桥、丫髻沙大桥、三岸邕江大桥、湘潭湘江四桥、宜万铁路宜昌长江大桥的结构特点,展示了我国钢管混凝土拱桥建设取得的巨大成就。更多还原

【Abstract】 This paper introduces the fundamental structures and mechanical behavior of concrete-filled steel tube arch bridges,summarizes in list such type of the bridges with span length greater than 235 m having been completed and being constructed in China,illustrates by way of examples the structural features of the bridges,such as Wushan Changjiang River Bridge,Yajisha Bridge,San’an Yongjiang River Bridge,the 4th Xiangtan Xiangjiang River Bridge and Yichang Changjiang River Bridge on Yichang-Wanzhou Railway and consequently,the paper demonstrates the great achievements having been made in construction of the bridges in the country.更多还原