The drill and blast method is a highly flexible technique used for constructing tunnels in rock.

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Drill & blast tunnel construction explained in 60 seconds Drill & blast tunnel construction explained in 60 seconds
Use of the drill and blast method for constructing a shaft between two tunnels in Turkey. Use of the drill and blast method for constructing a shaft between two tunnels in Turkey.
Drill and blast method is one of the common tunnelling techniques in hard rock. #tunnelling #viral Drill and blast method is one of the common tunnelling techniques in hard rock. #tunnelling #viral
The drill and blast method is a widely employed technique in mining operation #tunnelling #viral The drill and blast method is a widely employed technique in mining operation #tunnelling #viral
Underground Drilling and Blasting Training Video - ACG Underground Drilling and Blasting Training Video - ACG
Drill and blast method involves drilling holes in tunnel face, loading with explosives & blasting. Drill and blast method involves drilling holes in tunnel face, loading with explosives & blasting.
Tunnelling through rock is a crucial component of modern infrastructures. #jumbodrill #drilling Tunnelling through rock is a crucial component of modern infrastructures. #jumbodrill #drilling
Drill and blast method is one of the common tunnelling techniques in hard rock#tunnel #mining #blast Drill and blast method is one of the common tunnelling techniques in hard rock#tunnel #mining #blast