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红岩沟大桥,为5孔31.7m的预应力钢筋混凝土T形梁三线铁路桥,全长176.2m,位于R=1500m、i=1.5‰的车站内。见图1。桥址处沟谷发育。西岸谷坡陡峻,坡面成
Hongyangou Bridge is a 5-hole 31.7m prestressed reinforced concrete T-beam third-line railway bridge with a total length of 176.2m and is located at a station with R = 1500m and i = 1.5 ‰. see picture 1. Bridge site valley development. The steep valley slope in the West Bank, the slope into