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2009年06 期
| 標(biāo)題 |
| 大跨度雙連拱隧道穿越破碎山體施工方法數(shù)值模擬研究(49 卷) |
| 英文標(biāo)題 |
| Numerical simulation study on construction method of large-span double-arched tunnel through fracture zone |
| 摘要 |
| 九華山隧道采用大跨度雙連拱，穿過兩個(gè)破碎帶，為了確保安全，針對(duì)雙跨連拱隧道設(shè)計(jì)和施工中存在的問題，通過對(duì)中導(dǎo)洞臺(tái)階開挖法和三導(dǎo)洞開挖法兩種開挖方式的有限元模擬，采用隧道與地層共同作用的受力模式，分析各種施工順序?qū)Φ貙雍退淼澜Y(jié)構(gòu)的受力與變形的影響，計(jì)算關(guān)鍵 |
| 作者 |
| 新聞作者:朱艷峰，李文英，甄寶山 |
| 關(guān)鍵字 |
