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交通工程 我国第二条准高速铁路——广(州)珠(海)铁路1月中旬动工兴建。广珠铁路为国家一级双线,设计时速为160公里,由地方自筹资金修建,将延续至澳门。计划1996年建成。 建国40多年来,我国的桥梁建设创下众多世界之最:60年代,我国独立修建的公铁两用桥被收入了吉尼斯纪录;70年代,成昆铁路线上的金沙江大桥又成为世界上采用跨度最大简支梁铁路桥;80年代,“中取华东”的“重中之重”的钱塘江大桥又创下了预应力混凝土最长连续梁的世界纪录;90
Traffic Engineering China’s second quasi-high-speed railway - Canton (state) bead (sea) railway started construction in mid-January. The Guangzhou-Zhuhai Railway is a double-track at the national level with a design speed of 160 kilometers per hour. It is built by local governments and will be extended to Macau. The plan was completed in 1996. Over the past 40 years since the founding of the People’s Republic of China, the bridge construction in our country has hit many places in the world. In the 1960s, the railway bridge built independently in our country was included in the Guinness Book of Records. In the 1970s, the Jinsha River Bridge on the Cheng-Kun Railway line became the world’s In the 1980s, the “top priority” Qiantang River Bridge in Central China set another world record for the longest continuous prestressed concrete beam. 90