Blasting awareness session







Objective




What is blasting


Definition

Definition

Blasting parameters

Principle of Rock Blasting

Explosives
  
Classes of Explosives



Types of Explosives


Different Initiation Techniques


Ordinary Detonator


Electric  Detonator


Electric Delay  Detonator


Electronic  Detonator


Mechanism of Rock Blasting


Drilling by Jack hammer


Mechanism of Rock Blasting


Classification of Rock Blasting


Drilling pattern in Trenching


Contour Blasting


Pre - splitting


Alignment of Blast-holes in Pre-splitting


Controlled Blasting


Control of Fly-Rock


Control of Fly-Rock


Control of Fly-Rock


Control of Fly-Rock



Muffling by Sand bag & Steel plate


Rubber mat placing


Muffling completed


Control of Vibration


Quarrying


Layout of a Quarry


Code of ethics for shot-firer


Code of ethics for shot-firer


Storage & Transportation of Explosives


Storage & Transportation of Explosives


Explosive Container


Storage & Transportation of Explosives


Storage & Transportation of Explosives


Explosive van


Licensing for establishing a Magazine


MisFire


Charging  of Explosive


Handling of misfire


Some useful tips


Some useful tips


Some useful tips


Thank you.



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