Mechanism and application of reaming anchorage of inverted wedge-shaped hole bottom in argillaceous cemented roadway
Abstract Anchor quality is a critical factor influencing the anchoring performance after drilling and expanding anchor holes. Anchoring at the bottom of the hole is an effective technical measure to improve the anchoring quality of mudstone cemented soft rock tunnels. Through a comprehensive researc...
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| Principais autores: | , , , , |
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| Format: | Artigo |
| Sprog: | Inglês |
| Udgivet: |
Nature Portfolio
2026-01-01
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| Serier: | Scientific Reports |
| Fag: | |
| Online adgang: | https://doi.org/10.1038/s41598-026-35906-7 |
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