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Examen
Updated 2024 Demolition Operations Actual Exam Questions With Answers
Which method of attack is preferred on a steel truss deck bridge with top supports? - 
ANSWER- bottom attack 
Using the Hasty method, how many total packages of C4 (M112) would be required to 
breach a reinforced concrete wall, which is 7 feet thick, and 16 feet wide, using elevated 
untamped charges? - ANSWER- 200 
What is the value of "k" when you are destroying a 5-foot thick dense concrete wall 
using external charge? - ANSWER- 0.41 
Using a minimum amount of explosives, how many packages ...
Examen
Demolition Operations Actual Exam Questions With Answers
PopularDemolition Operations Actual Exam Questions With Answers 
 
Which method of attack is preferred on a steel truss deck bridge with top supports? - ANSWER- bottom attack 
 
Using the Hasty method, how many total packages of C4 (M112) would be required to breach a reinforced concrete wall, which is 7 feet thick, and 16 feet wide, using elevated untamped charges? - ANSWER- 200 
 
What is the value of "k" when you are destroying a 5-foot thick dense concrete wall using external charge? - ANSWER- 0....
Examen
Demolition Operations Actual Exam Questions And Answers Verified 100% Correct
Demolition Operations Actual Exam Questions 
And Answers Verified 100% Correct 
 
 
What is a galvanometer used for? - ANSWER- To test continuity of firing wire and 
electric blasting caps. 
 
(TRUE/FALSE) Any kind of battery can be used in a galvanometer? - ANSWER- False, 
only silver chloride dry cell batteries can be used. 
 
What is the purpose of a firing wire? - ANSWER- Used to connect one or more 
explosive items for electrical firing to a blasting machine. 
 
W...
Examen
Demolition Operations Actual Exam Questions With Answers
Demolition Operations Actual 
Exam Questions With Answers 
Which method of attack is preferred on a steel truss deck bridge with top supports? - 
ANSWER- bottom attack 
Using the Hasty method, how many total packages of C4 (M112) would be required to 
breach a reinforced concrete wall, which is 7 feet thick, and 16 feet wide, using elevated 
untamped charges? - ANSWER- 200 
What is the value of "k" when you are destroying a 5-foot thick dense concrete wall 
using external charge? - ANSWER- 0.4...
Examen
Demolition Operations Actual Exam Questions With Answers
Demolition Operations Actual 
Exam Questions With Answers 
Which method of attack is preferred on a steel truss deck bridge with top supports? - 
ANSWER- bottom attack 
Using the Hasty method, how many total packages of C4 (M112) would be required to 
breach a reinforced concrete wall, which is 7 feet thick, and 16 feet wide, using elevated 
untamped charges? - ANSWER- 200 
What is the value of "k" when you are destroying a 5-foot thick dense concrete wall 
using external charge? - ANSWER-...