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社评“㓜交06在线观看”-梳理天下新闻

成达万高铁全线㓜交06在线观看首座超万吨转体梁成功转体

来源: 金融界
2025-04-17 01:55:44

最佳回答

“㓜交06在线观看”成达万高铁全线㓜交06在线观看首座超万吨转体梁成功转体

  4月1㓜交06在线观看6日,四川省南充市嘉陵区境内㓜交06在线观看,新建的成都至达州至万州高速铁路(简称成达万高铁)大通镇跨达成铁路特大桥转体梁逆时针旋转44度,安全顺利到达指定位置,成功完成上跨运营繁忙的达成铁路施工作业。

  大通镇跨达成铁路特大桥是成达万高铁全线首座转体梁,全长783.54米,转体梁长121米、梁面宽12.6米、总重量11000吨。大桥第7跨上跨既有达成铁路,与运营线交叉角度136度。转体前梁体边缘距运营线接触网最小水平距离10.2米,转体后梁底距运营线接触网立柱顶最小净距0.84米,施工安全风险高、技术难度大。

  成达万高铁是中国“八纵八横”高铁网沿江通道㓜交06在线观看的重要组成部分,正线全长477公里,设计时速350公里。(刘忠俊 相欣龙 黄潇彧 制作 刘鹏)

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