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“服役”59年重慶首座長(cháng)江大橋“退役”

2019-05-09 06:35來(lái)源：深圳新聞網(wǎng)

新白沙沱長(cháng)江特大橋在老橋下游100米左右位置跨越長(cháng)江，全長(cháng)約5.3公里，為上下兩層六線(xiàn)鐵路橋，上層為四線(xiàn)鐵路客運專(zhuān)線(xiàn)，2018年1月25日隨著(zhù)渝貴鐵路通車(chē)正式投入運營(yíng)。該橋是渝貴鐵路全線(xiàn)規模最大、技術(shù)最為復雜的控制性工程，是世界上首座六線(xiàn)鐵路鋼桁梁斜拉橋，也是世界上每延米載荷量最大的橋梁，同時(shí)也是世界上首座雙層鐵路鋼桁梁斜拉橋。

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[責任編輯：李曉蕾]

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