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位于四川苍溪县元坝地区,石马公路上的东河大桥,已于五月十四日建成通车。这座全长263.5米的预应力析架拱公路桥,桥梁上部构造为3孔60米加1孔35米预利用间隙对英国、法国的有关工厂、研究所进行了参观访问。下面拟从两个方面作一些介绍一、英、法两国筑路机械的生产与科研机构的简单情况 (一)英国道路概况英国
Located in Yuanba, Cangxi County, Sichuan, the Donghe Bridge on Shima Highway was opened to traffic on May 14. The 263.5-meter prestressed arch bridge is a prefabricated arch bridge designed to bridge the upper part of the bridge with three holes of 60 meters plus a hole of 35 meters of pre-utilized clearance to visit relevant factories and institutes in Britain and France. The following is intended to introduce some of the two aspects First, the British and French road machinery manufacturing and research institutions of the simple situation (a) the British road profile The United Kingdom