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2009年06 期
| 标题 |
| 大跨度双连拱隧道穿越破碎山体施工方法数值模拟研究(49 卷) |
| 英文标题 |
| Numerical simulation study on construction method of large-span double-arched tunnel through fracture zone |
| 摘要 |
| 九华山隧道采用大跨度双连拱，穿过两个破碎带，为了确保安全，针对双跨连拱隧道设计和施工中存在的问题，通过对中导洞台阶开挖法和三导洞开挖法两种开挖方式的有限元模拟，采用隧道与地层共同作用的受力模式，分析各种施工顺序对地层和隧道结构的受力与变形的影响，计算关键 |
| 作者 |
| 新闻作者:朱艳峰，李文英，甄宝山 |
| 关键字 |
