Research Article
Influence of Fissure Number on the Mechanical Properties of Layer-Crack Rock Models under Uniaxial Compression
Table 1
Test results of basic mechanical properties of layer-crack specimens under uniaxial compression.
| | Type of specimen | Specimen number | σc (MPa) | AV (MPa) | ε1max (10−2) | AV (10−2) | E (GPa) | AV (GPa) |
| | Intact | D0-2 | 16.79 | 16.77 | 1.923 | 1.98 | 2.05 | 1.97 | | D0-3 | 17.39 | 2.050 | 1.99 | | D0-4 | 16.13 | 1.974 | 1.88 |
| | One fissure | D1-1 | 12.20 | 12.18 | 2.126 | 2.05 | 1.45 | 1.44 | | D1-3 | 12.01 | 2.071 | 1.38 | | D1-4 | 12.33 | 1.959 | 1.48 |
| | Two fissures | D2-1 | 10.41 | 11.08 | 2.253 | 2.14 | 1.18 | 1.22 | | D2-2 | 11.06 | 2.125 | 1.24 | | D2-3 | 11.77 | 2.036 | 1.23 |
| | Three fissures | D3-1 | 9.21 | 9.11 | 2.040 | 1.93 | 0.89 | 0.90 | | D3-2 | 9.80 | 2.080 | 0.99 | | D3-4 | 8.33 | 1.681 | 0.81 |
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