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鄭州鄭北大橋鋼梁頂推成功

2018-09-11 07:05來(lái)源：新華網(wǎng)

　　9月7日無(wú)人機拍攝的鄭北大橋鋼梁頂推施工現場(chǎng)。當日，跨越鄭州北站的鄭北大橋鋼梁頂推成功。鄭北大橋是東西走向的鄭州市農業(yè)路快速通道工程的一部分，需跨越鄭州北站。由于列車(chē)不能中斷運行，鄭北大橋不能采用常見(jiàn)的搭腳手架方式施工，而是采用頂推法，即在大橋一端把橋身拼接好，然后一段一段朝著(zhù)鐵路編組站上方送過(guò)去，最終完成橋梁架設。新華社記者朱祥攝

[責任編輯：李曉蕾]

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