wedge cut pattern of drilling of shot holes in solid blasting
3:48
Danger of solid blasting
17:30
type of exp & detonators and delay arrangment in solid blasting
23:22
Drilling & Blasting Patterns in Opencast and U/G Mines #dgmsexam #opencastmines #undergroundmining
35:17
Lecture 12 : Drilling Pattern-1
6:46
#DRILLING PATTERN#WEDGE CUT PATTERN
7:59
blown out shot , blown through shot, cut off
10:49
free face, burden, spacing, emulsion explosive
9:08