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根据铁道部铁路科学技术发展计划由专业设计院及南昌铁路局设计、试制、试验的第一孔跨度16m整孔先张梁,已架设在浙赣线占卜江桥杭州端第一孔上。经过静载及动载试验和一年多来的运营考验,情况良好,已于1984年5月在江西省鹰潭市南昌铁路局工程处进行技术鉴定。这种整孔梁带二个直径760mm的圆孔(如图),是我国铁路桥梁上第一次使用的新结构形
According to the Ministry of Railways Railway Science and Technology Development Plan by the professional design institute and Nanchang Railway Bureau design, trial production, test the first hole span of 16m Zhang Zhang beam first, has been erected in Zhejiang and Jiangxi line Jiangqiao Hangzhou first hole. After the static and dynamic load test and more than a year of operational tests, in good condition, in 1984 May in Yingtan City, Jiangxi Province, Nanchang Railway Engineering Agency for technical appraisal. This whole hole beam with two 760mm diameter circular hole (pictured), is the first time our country’s railway bridge new structure