Questions And Correct Answers
(Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
1. FDNY defines “powder” in blasting operations as which of the following?
A. Any granular industrial chemical
B. Explosive materials used for blasting
C. Any hazardous dust
D. Any oxidizer
Rationale: “Powder” refers to explosive materials transported for blasting.
2. Who is responsible for supervising a Powder Carrier?
A. Site Engineer
B. Licensed Blaster-in-Charge
C. Job Foreman
D. Inspector
,Rationale: Powder Carriers operate under supervision of a licensed Blaster-
in-Charge.
3. Powder Carriers must maintain possession of explosive materials at
what times?
A. Only during loading
B. At all times until delivered to the blaster
C. Only during transport
D. Only during storage
Rationale: Carriers must maintain continuous possession to prevent
unauthorized access.
4. Which permit is required for transporting explosives on site?
A. Fireguard Permit
B. FDNY Explosives Permit
C. Vehicle Transport Permit
D. DOT 49A License
Rationale: FDNY requires an explosives permit for any explosive
movement.
5. Explosives must be transported in what type of container?
A. Plastic toolbox
B. Approved, locked, non-sparking container
C. Open metal bucket
,D. Wooden crate without locks
Rationale: Containers must be secure and non-sparking to avoid ignition.
6. Powder transportation on site must follow which fundamental rule?
A. Transport with fuel containers
B. Never transport detonators with explosives
C. Keep containers open for airflow
D. Use cloth bags
Rationale: Keeping detonators separate prevents accidental initiation.
7. The Powder Carrier must:
A. Sign explosive inventory monthly
B. Maintain accurate real-time accountability
C. Log only shortages
D. Let the blaster handle tracking
Rationale: Accurate tracking prevents loss and ensures legal compliance.
8. Powder must be delivered to the blaster:
A. At shift end
B. When convenient
C. Immediately upon arrival at site
D. Only after supervisor approval
Rationale: Delays increase risk of unauthorized exposure to explosives.
9. What is the required minimum age for a Powder Carrier?
, A. 18
B. 19
C. 21
D. 25
Rationale: FDNY requires a minimum age of 21 for explosives roles.
10. Powder Carriers must display:
A. DOT badge
B. OSHA badge
C. FDNY Certificate of Fitness
D. Local contractor ID
Rationale: FDNY requires the certificate for legal authorization.
11. Smoking is permitted when:
A. 25 feet from explosives
B. 50 feet from explosives
C. With blaster permission
D. Never allowed
Rationale: Ignition sources are prohibited anywhere near explosives.
12. Powder must be transported:
A. In pockets
B. In backpacks
C. By hand or authorized cart only