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好消息!成渝中线、西渝高铁等重点铁路项目取得突破性进展

来源:877.scxinxi.com 更新时间:2026年03月08日

  8月20日,上游新闻记者从中国铁路成都局集团有限公司获悉,今年1至7月,川渝黔“两省一市”在建铁路项目完成固定资产投资485.3亿元,同比去年增加82.5亿元,增长20.5%。成宜高铁、川青铁路、成渝中线、贵南高铁等一批铁路重点项目建设取得突破性进展,为川渝黔“两省一市”经济稳步增长奠定了坚实基础。

△成渝中线黄连堡隧道首板二衬浇筑完成

  成渝中线高铁:黄连堡隧道已掘进156米

  在成渝地区双城经济圈建设重点工程成渝中线高铁施工现场,黄连堡隧道正在进行首环二衬浇筑。据中铁五局成渝中线站前3标项目部经理吴跃光介绍,黄连堡隧道全长821米,是全线首个进洞隧道,目前已掘进156米。

  同样是在成渝中线高铁全线重难点控制性工程蜀安隧道,该隧道下穿10处既有构筑物,施工安全风险高。据中铁十一局成渝中线项目部总工李磊介绍,目前2号盾构井场地建设已完成,青白江管片厂厂房建设完成95%,安岳板厂已进入场平平整施工。2号盾构井围护桩主体围护桩结构设计148根,目前已完成99%。

  此外,由中铁四局承建的成渝中线高铁千秋堰双线特大桥桥墩浇筑工作已经全面铺开,参建单位组织相关技术人员对大桥墩身定位、钢模板安装、混凝土质量等进行全程盯控,有效确保桥墩墩身浇筑工作有序推进。

  西渝高铁:5条隧道已全部进入正洞施工阶段

  在去年开工建设的西渝高铁施工现场,中铁北京工程局站前五标的500余名施工人员加班加点忙碌着,目前5条隧道已全部进入正洞施工阶段,正在进行开挖、仰拱、二衬等标准化作业。

  在西渝高铁站前二标承建的全长9958米的全线控制性工程朱家山隧道,中铁一局200余名施工人员日夜奋战,克服高瓦斯、有害气体、暗河、断层、涌水突泥等不良地质,在确保安全质量的前提下加快工程施工进度。目前,朱家山隧道进口、出口开累掘进191米,朱家山隧道横洞开累掘进471米。

△施工中的渝万高铁龙颈湾双线特大桥

  渝万高铁:龙颈湾双线特大桥桥墩浇筑作业已全部完成

  在渝万高铁的建设现场同样是鏖战正酣,中铁十一局站前一标的建设者们日夜奋战在龙颈湾双线特大桥上,目前该大桥桩基已完成2039米,承台完成22个,墩台身完成13个,桥墩的浇筑作业已全部完成,为后续桥梁上部结构施工奠定坚实基础。

△中铁二局承建的成达万高铁华蓥山隧道出口

  成达万高铁:78个工点已全部进入主体施工阶段

  在成达万高铁站前三标施工现场,中铁二局近500名作业人员正在紧张有序施工。目前,该标段43座桥梁、44段路基共78个工点已经全部进入主体施工阶段,建设者们正在忙着桩基、墩身、护坡等施工作业,已累计完成标段工程量的25%。

  同样,在成达万高铁控制性工程华蓥山隧道施工现场,300余名施工人员正在同高瓦斯、煤层采空区、有害气体、可溶岩等施工难题作战,奋力推进项目施工生产。截至8月20日,该隧道正洞已累计完成开挖5540.3米,占隧道总长8735米的63.4%,其中进口完成开挖2763.3米,横洞正洞完成开挖803米,出口完成开挖1974米。

△中铁二局施工的渝昆高铁无砟轨道成品道床

  渝昆高铁:无砟轨道铺设前期工作有序推进

  在渝昆高铁的建设现场,每天天还未亮,中铁二局渝昆二标项目部的参建人员就已经热火朝天、有条不紊地开始进行绑扎钢筋、拼装轨排、混凝土养护、植筋等施工作业,确保工程进度有序推进。据介绍,该项目部负责全线无砟轨道铺设82.73公里。截至8月19日,已完成底座板47.46公里,道床板37.8公里,剩余工作正在按计划有序推进中。

  新闻多一点>>

  上游新闻记者了解到,为深入推进成渝地区双城经济圈建设、长江经济带发展、西部陆海新通道等重大战略的铁路项目建设力度,今年以来,成都局集团公司持续推进西南铁路现代化建设步伐。

  截至目前,管内贵南高铁贵荔段已实现开通运营,连乐铁路、兴隆场编组站扩能改造工程和关坝铁路专用线工程等3条专用线开通运营,川青铁路青白江至镇江关段启动联调联试,叙毕铁路完成贵州段铺架工程,进入川滇段铺架阶段,渝昆高铁川渝段实现全线贯通。

  上游新闻记者 黎静 成都局集团公司供图

深度报道 · 四川经济观察

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专栏 · 岁月川味

跟随作者走进老街巷,寻找那些被时间打磨的味道。

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