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1 京秦线通西铁路立交桥1982年建成,位于北京通县西,跨越京承铁路上行线。主桥2孔跨径各24m,是我国跨度最大的预应力混凝土简支槽形梁铁路桥。 2、京秦线滦河桥1983年建成,位于河北迁安,跨越滦河。主桥为2孔跨径各60m的连续钢桁梁,是我国第一座采用成套表面磷化处理高强螺栓的桥梁。 3、新菏线长东黄河桥(1985年建成)位于河南长
1 The Jing-Qin Line-Tongxi Railway overpass was completed in 1982 and is located in the west of Tong County in Beijing and crossed the upper reaches of Jing-Cheng Railway. The main bridge 2 holes span 24m each, is China’s largest span of prestressed concrete simply supported trough railway bridge. 2, Beijing-Qinhuangdao Luanhe Bridge was completed in 1983, located in Qian’an, Hebei, across the Luanhe. The main bridge is a continuous steel truss girder with 2 holes and 60m span. It is the first bridge in China to adopt the complete set of surface phosphating high strength bolts. 3, the new long line east of the Yellow River Bridge (built in 1985) is located in Henan long