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2009年06 期
| 标题 |
| 高地应力下高强预应力锚杆快速施工技术研究(49 卷) |
| 英文标题 |
| Study on rapid construction technique of prestressed high-strength rock bolt under primary stress |
| 摘要 |
| 在超埋深、高地应力条件下的锦屏二级水电站大断面隧洞的施工中，仅采用普通支护技术不能满足支护及工期的要求。通过对隧洞围岩地质、断面条件、TBM吊装特殊要求的分析，结合隧洞开挖及支护理论，提出了涨壳式高强度预应力中空注浆锚杆的快速支护施工方法及其锚杆布置形式及参 |
| 作者 |
| 新闻作者:朱宏锐 |
| 关键字 |
