Connection of blast holes in OC mine. concept clear video. All doubts will be cleared.
11:53
Cast blasting or throw blasting - for all mining students
14:06
what is sleeping holes in open cast mines? Necessity& precautions for sleeping holes
25:35
Blasting Card. Reliving hole not less than 30 cm from misfired hole. regretted for inconvenience
20:19
Detonators description/pdf/definition of detonator, non incendive delay detonator/Caps/blasting caps
12:10
SOP FOR BLASTING OPERATION SAFETY FORTNIGHT 2022-23 MCL
17:30
type of exp & detonators and delay arrangment in solid blasting
30:29
Ingenious Construction Workers That Are at Another Level
17:11