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主要项目简介渝怀铁路西起重庆市,东至湖南省怀化市,全长624.523公里。中铁十三局集团有限公司承担了渝怀铁路石沱镇经蔺市镇至龙桥镇及涪陵乌江大桥的第8标段和以黄草乌江大桥、下塘口乌江特大桥为标志的14标段。全长25.35公里,总投资5.6亿元。管段内三座乌江大桥科技含量高,施工难度大,是渝怀铁路的重点工程,铁道部、中国铁道建筑总公司科技攻关项目。其中黄草乌江大桥主跨168米,以双线铁路连续刚构预应力混凝土桥梁,在全国铁路正线施工中尚属首例,被誉为“中国铁路第一跨”倍受各方关注。
The main project profile Yuhuai Railway west of Chongqing City, east Huaihua City, Hunan Province, a total length of 624.523 kilometers. China Railway 13th Bureau Group Co., Ltd. undertook the eighth bid of Longhu Town and Fuling Wujiang Bridge in Shituo Town of Yuhuai Railway, and the 14th standard marked by Huangcao Wujiang River Bridge and Xiangtangkou Wujiang River Bridge segment. A total length of 25.35 kilometers, a total investment of 560 million yuan. The three sections of the Wujiang River Bridge are characterized by high technology and difficult construction. They are the key projects of the Yuhuai Railway, the scientific research projects of the Ministry of Railways and China Railway Construction Corporation. Among them, the main span of the Huangcao Wujiang River Bridge is 168 meters and the continuous rigid-frame prestressed concrete bridge with double-track railway is the first case in the construction of the national railway line. It has been praised as “the first cross of China’s railway” attention.