Demolition Procedures Flashcards
How is a blasting machine rated?
Rated for caps in series.
What is the difference between military and civilian blasting caps?
Military: More Powerful but Less Sensitive.
What is the proper procedure to dual prime civilian blasting caps?
Civilian blasting caps need to both be in the same hole.
How long should you wait before attempting to clear an electrical misfire?
30 minutes.
What is one advantage of an electrical circuit for demolition?
More control over your shot.
Where must blasting caps be temporarily stored while preparing a demolition shot?
At least 25 feet away from explosives until final Priming.
How many holes are necessary for a lacing technique?
Four.
How many wraps for a hasty whip minimum?
Four.
Which knots could you use to attach two pieces of det court together?
Square knot or modified girth hitch.
Which knot would you use to initiate c-4 with unsensitized that cord?
Double overhand or ULI knot.
Which knot would you use to type II pieces of det cord together to form a longer length?
Square knot.
Which knot could you use to attach Det cord to Dynamite?
Lace or Hasty whip.
What would you use a galvanometer for?
Checking firing wire and electric blasting caps for continuity.
Whatnot would you use to attach a branchline to either a ring main or a main line?
Modified girth hitch.
After connecting two caps in series circuit what step must be done next?
Check circuit for continuity.