Description | Blast parameters | |
Units |
| |
Hole diameter | mm | 165 |
Average hole depth | m | 12.0 |
Burden | m | 4.5 |
Spacing | m | 4.7 |
Stemming length | m | 3.5 |
In-hole water level | m | 0 |
Drill pattern | Square | |
Stemming material | Aggregate | |
Explosive Type | SD 130 | |
Explosive Mass per hole (kg) @ Density 1.08 | 196 | |
Charging method | Bottom charge-pumping | |
Initiation system | Shock tube | |
Primer | 400 g Pentolite Primer |