记者4日从京昆高铁西昆公司获悉，由中铁上海工程局承建的渝昆高铁云贵段站前七标表情4号路基通过验收，这是渝昆高铁云南境内首件通过验收的路基工程，标识着渝昆高铁云南段工程修复干预全面攻坚阶段。

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4号路基

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参加这次首件评估验收的路基涵盖了路基主要施工类型，具有全泄漏基代表性。过程评估验收组检讨，群众们一致合计，该段路基分层填料碾压厚度、压实统共、动态变形模量等本领参数均幽闲评估细目条款，本段路基首件工程获胜通过评估。

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现场检测

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据施工单元中铁上海工程局先容，自2021年9月进场施工以来，表情坚捏轨范化修复和紧密化处置，积极实践运用PDS500桩基施工处置系统，通过CFG桩前截法(土模法)施工工艺、高边坡锚杆钻孔精准定位本领、边坡锚杆功课平台、留心栅栏立柱基础圆形引孔施工工艺、绿植留心自动化喷淋安装等“四新”本领，有用普及了施工效用，达到了内实外好意思适度，完了了“以工装保工艺、以工艺保质料”的首件工程主义。

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渝昆高铁是国度八纵八横铁路网京昆通谈的要道构成部分，全长699公里，其中云南段长达388.6公里。当作云南省内首条打算时速350公里的高速铁路，全线建成通车后，瞻望重庆到昆明行车时长将由原先的5小时裁汰至最快2小时傍边。

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文/王维启 夏偲

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着手：中国新闻网

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