Research Article
Experimental Study on the Creep Characteristics of Cemented Backfill in a Goaf under Water Pressure
| | Water pressure (MPa) | Axial stress (MPa) | | 1st level | 2nd level | 3rd level | 4th level | 5th level |
| | 0 | 3.0 | 4.0 | 5.0 | 6.0 | 7.0 | | 0.5 | 3.0 | 4.0 | 5.0 | 6.0 | — | | 1.0 | 3.0 | 4.0 | 5.0 | 6.0 | — | | 1.5 | 3.0 | 4.0 | 5.0 | — | — | | 2.0 | 3.0 | 4.0 | 5.0 | — | — |
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