城开高速首个特长隧道贯通，明年有望实现通达城口！
<p style=""><span style="text-align: start;">3月</span><span style="text-align: start; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: normal;">25</span><span style="text-align: start;">日，历经</span><span style="text-align: start; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: normal;">800</span><span style="text-align: start;">多个日夜，重庆城开高速全线首个特长隧道</span><span style="text-align: start; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: normal;">——</span><span style="text-align: start;">尖东山隧道实现双洞贯通。</span><font size="1" color="#808080">华龙网<span style="font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: normal;">-</span>新重庆客户端<span style="font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: normal;">3</span>月<span style="font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: normal;">26</span>日<span style="font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: normal;">16</span>时<span style="font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: normal;">05</span></font><font size="1" color="#808080">分讯（记者刘艳）</font></p><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;"><br></span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;"><div style="text-align:center"></div></span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><br></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;">记者从重庆高速集团了解到，城开高速开州谭家至赵家<span style="font-size: 15px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";">50</span>公里路段今年将具备通车条件。</span></section><p style="text-align: center;"><br></p><p style="text-align: center;"></p><div style="text-align:center"></div><p></p><p style="text-align: center;"><br></p><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;">首个特长隧道贯通</span><span style="font-size: 15px;letter-spacing: 2px;">尖东山隧道双洞总长</span><span style="font-size: 15px;letter-spacing: 2px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";">9397</span><span style="font-size: 15px;letter-spacing: 2px;">米，最大埋深为</span><span style="font-size: 15px;letter-spacing: 2px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";">537</span><span style="font-size: 15px;letter-spacing: 2px;">米，穿越断层导水带、灰岩与非可溶岩接触带附近，岩溶较发育，有丰富的地下水，最大涌水量达到</span><span style="font-size: 15px;letter-spacing: 2px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";">1</span><span style="font-size: 15px;letter-spacing: 2px;">小时</span><span style="font-size: 15px;letter-spacing: 2px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";">2000</span><span style="font-size: 15px;letter-spacing: 2px;">方，工程地质和水文地质条件极其复杂，隧道开挖风险较大，施工极其困难。</span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;"><div style="text-align:center"></div></span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;">“我们采用全机械化施工，经过两年多建设，尖东山隧道实现双洞贯通。”贵州路桥城开高速项目部负责人李瑞阳表示，下一步尖东山隧道将进入路面、附属设施施工，预计今年<span style="font-size: 15px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";">6</span>月隧道施工全部完成。</span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;"><br></span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;">与尖东山隧道相邻的是单洞长<span style="font-size: 15px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";">7.66</span>公里的旗杆山隧道，该隧道存在瓦斯、断层、岩溶、涌水突泥等不良地址，埋深最深有<span style="font-size: 15px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";">1400</span>多米，也是城开高速上地质最复杂的一个隧道。</span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;"><br></span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;">重庆高速集团工程顾问公司业主代表张凯祥介绍，城开高速全长<span style="font-size: 15px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";">128</span>公里，桥隧比达<span style="font-size: 15px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";">77%</span>。其中，尖东山隧道、旗杆山隧道、鸡鸣隧道、吴家梁隧道等构成了长约<span style="font-size: 15px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";">48</span>公里举世罕见的超长隧道群。尖东山隧道为超长隧道群内首个贯通的特长隧道。目前，旗杆山隧道双洞掘进过半，预计今年下半年贯通，城开隧道预计明年贯通。</span></section><section style="text-align: center;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;font-family: "Helvetica Neue";color: rgb(69, 69, 69);min-height: 14px;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;"></span><br></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;">智能化设备助力建设</span><span style="font-size: 15px;letter-spacing: 2px;">面对高桥隧比、超长隧道群，如何破解施工中遇到的难点？</span><span style="font-size: 15px;letter-spacing: 2px;">以尖东山隧道为例，李瑞阳介绍，项目采用全机械化施工，引入多臂凿岩台车、湿喷机、超深地质钻机等先进机械设备，探索机械化配套施工的新方法、新工艺，通过一系列信息化手段和措施，缩短工序循环时间，全面保证隧道主体质量和施工效率。</span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;"><br></span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;">此外，尖东山隧道坚持“地质物探与钻探相结合”的预报原则，通过地质雷达、超前地质钻孔与超深炮孔等长、中、短相结合的综合超前探测方法，探测前方不良地质情况，相互对比印证，为施工安全提供保障。</span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;"><br></span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;">重庆高速集团介绍，城开高速全线共有二十多台三臂凿岩台车，分布在各个特长隧道作业面上，在极大提高隧道掌子面打孔效率的同时，有效降低了开挖作业人员的安全风险。同时，全线采用超前地质预报体系，保障施工安全。</span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;"><br></span></section><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: start;white-space: normal;line-height: 2em;"><span style="font-size: 15px;letter-spacing: 2px;">城开高速<span style="font-size: 15px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";"><strong>2026</strong></span>年力争实现与陕西贯通，重庆高速集团介绍，城开高速全长</span><span style="font-size: 15px;letter-spacing: 2px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";">128</span><span style="font-size: 15px;letter-spacing: 2px;">公里，是重庆首条北连陕西的省际通道。</span><span style="color: rgb(255, 76, 65);"><span style="font-size: 15px;letter-spacing: 2px;">其中，城开高速开州谭家至赵家</span><span style="font-size: 15px;letter-spacing: 2px;font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;line-height: normal;font-family: "Helvetica Neue";">50</span><span style="font-size: 15px;letter-spacing: 2px;">公里路段今年将具备通车条件</span></span><span style="font-size: 15px;letter-spacing: 2px;">，明年有望实现通达城口，届时将结束城口县不通高速公路的历史。</span></section><p><font size="1" style="" color="#808080">来源：开州网</font></p><section style="font-variant-numeric: normal;font-variant-east-asian: normal;font-stretch: normal;font-size: 12px;color: rgb(69, 69, 69);text-align: center;white-space: normal;line-height: 2em;"><br></section>
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