渝昆高铁川滇段箱梁架设收官 全线通车再提速|亚洲精品国产suv
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中新网成都10月9日电 (记者 刘忠俊)10月8日,四川省宜宾市筠连县董家湾中桥施工现场,最后一榀32米长、790吨重的箱梁稳稳落位,渝昆高铁宜宾至盐津南段(川滇段)384榀箱梁架设工作全部完成。这一关键节点的突破,为全线按期通车筑牢基础。

据了解,作为国家“八纵八横”高铁网京昆通道的重要一环,渝昆高铁起于重庆西站,经川、黔、滇三省接入昆明南站,全长约700公里,设计时速350公里。目前渝宜段已开通运营,川滇段与云南段正加紧建设。“箱梁就像桥梁的‘脊梁骨’,要撑起后续铺轨和行车的全部重量。”中铁八局项目部常务副经理邓磊打了个比方。他介绍,团队在川滇段完成19座桥梁架梁,从制梁到架梁的每道工序都严守标准,实现“无缝衔接”。
京昆高铁西昆公司宜宾指挥部副指挥长袁小树透露,95公里长的川滇段设有4座车站,当前全线站前工程基本完工,无砟轨道施工与站房、四电等站后工程正同步推进。

据悉,渝昆高铁全线通车后,重庆至昆明铁路旅行时间将大幅缩短,不仅方便沿线群众出行,更能强化成渝地区双城经济圈与滇中地区的联系,为沿线发展注入动力。(完)
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