Research Article
Experimental Study of Blast-Induced Vibration Characteristics Based on the Delay-Time Errors of Detonator
Table 2
Blasting test parameters.
| No. | Parameters | Unit | Value |
| 1 | Bench height | m | 15 | 2 | Hole diameter | mm | 250 | 3 | Inclination of borehole | ā | 90 | 4 | Depth of blast hole beyond step | m | 2.5 | 5 | Hole depth | m | 17.5 | 6 | Toe burden | m | 6.5 | 7 | Pitch-row | m | 8 | 8 | Pitch-array | m | 7 | 9 | Specific charge | kg/m3 | 0.72 | 10 | Maximum charge of single hole | kg | 606 | 11 | Linear meter charge | kg/m | 68 | 12 | Stemming length | m | 7ā8.5 |
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