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加拿大卡尔加里市在Bow河上修建了一座桥梁,以适应其轻轨运输系统(LPT).因受下穿公路的净空和桥梁本身6.5%坡度的限制,轨道只能设置在梁腹以上大约50cm处.卡尔加里大学土木系的Dilger教授等在分析、研究了许多不同结构体系的桥梁后,提出了一种新
The Canadian city of Calgary constructed a bridge over the Bow River to accommodate its Light Rail Transit System (LPT), which can only be placed about 50 cm above the web of the girders due to the clearance of the underpass and 6.5% of the bridge itself. Professor Dilger of the Department of Civil Engineering of University of Calgary, after analyzing and studying many bridges of different structural systems, proposed a new