Research Article
Experimental Study on the Effect of Offset Notch on Fracture Properties of Rock under Three-Point Bending Beam
Table 1
Peak loads for the specimens with one single offset notch.
| Specimens | Offset distance (mm) | Peak load (kN) | Average peak load (kN) |
| B0%-1 | 0 | 2.5086 | 2.57 | B0%-2 | 2.2371 | B0%-3 | 2.9709 |
| B10%-1 | 7.25 | 3.2326 | 2.87 | B10%-2 | 2.6326 | B10%-3 | 2.7414 |
| B20%-1 | 14.5 | 2.9811 | 3.12 | B20%-2 | 3.1984 | B20%-3 | 3.1866 |
| B30%-1 | 21.75 | 3.5656 | 3.51 | B30%-2 | 3.4409 | B30%-3 | 3.5373 |
| B40%-1 | 29.00 | 4.1714 | 4.14 | B40%-2 | 4.1164 | B40%-3 | N/A |
| B50%-1 | 36.25 | 4.1903 | 4.20 | B50%-2 | 4.1959 | B50%-3 | 4.2000 |
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