Research Article

Effect of the Location of the Detonation Initiation Point for Bench Blasting

Table 1

Critical damage variable in several experiments.

SitesVelocity before blasting (m/s)Velocity after blasting (m/s)Reduction of velocity Damage variable

Hongyanheā€‰ā€‰53%0.78
Angered Mine6250340047%0.72
Inguri Station3750150060%0.84