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湖南凤凰堤溪沱江大桥坍塌事故
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湖南凤凰堤溪沱江大桥坍塌事故
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工学
桥梁事故
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the collapse of Tuojiang Bridge
湖南凤凰堤溪沱江大桥坍塌事故
2007年8月13日,在大桥腹拱圈、侧墙砌筑及拱上填料基本完工、支架拆除工作接近尾声时,在主拱圈靠近0号桥台一侧约3~4米范围内,拱圈强度达到破坏极限而坍塌,受连拱效应影响,整座大桥迅速坍塌。
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