
9月26日,渝昆高铁彝良隧道1号横洞至2号横洞段贯通。至此,彝良隧道出口端突破9公里,标志着渝昆高铁云南段的建设取得重大突破,为全线安全贯通提供了坚实保障。

彝良隧道全长24.78公里,设计为双洞单线隧道,为渝昆高铁全线第一长隧,是全线重点控制性工程之一。

9月26日,渝昆高铁彝良隧道1号横洞至2号横洞段贯通。至此,彝良隧道出口端突破9公里,标志着渝昆高铁云南段的建设取得重大突破,为全线安全贯通提供了坚实保障。

彝良隧道全长24.78公里,设计为双洞单线隧道,为渝昆高铁全线第一长隧,是全线重点控制性工程之一。
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