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2003年10 期
| 标题 |
| 暗挖区间隧道穿越软弱地层施工技术(43 卷) |
| 英文标题 |
| 摘要 |
| 隧道穿越流塑状砂质粘性土地层，决不可盲目冒进。通过超前地质预报，并使用水平旋喷柱 作为超前支护；调整台阶开挖高度；对下伏的软弱地层区段仰拱部分采取先加固、后跳挖， 再反向施工的办法进行特殊处理。 |
| 作者 |
| 新闻作者:黄 俊，杨小丽 |
| 关键字 |
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| 标题 |
| 暗挖区间隧道穿越软弱地层施工技术(43 卷) |
| 英文标题 |
| 摘要 |
| 隧道穿越流塑状砂质粘性土地层，决不可盲目冒进。通过超前地质预报，并使用水平旋喷柱 作为超前支护；调整台阶开挖高度；对下伏的软弱地层区段仰拱部分采取先加固、后跳挖， 再反向施工的办法进行特殊处理。 |
| 作者 |
| 新闻作者:黄 俊，杨小丽 |
| 关键字 |
| COPYRIGHT©2001-2025 CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED，ALL RIGHTS RESERVED | ||
|
