Exam Practice Questions And Correct

FDNY E25 Explosives Safety Control Exam Practice Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A | Instant Download Pdf

• What is the primary purpose of the E25 Explosives Safety Control

Certificate?

• Allow unrestricted handling of explosives
• Allow operation of large-scale demolition projects
• Ensure supervision and compliance with safety rules for explosive

materials

• Replace the need for an FDNY permit

Rationale: The E25 certificate authorizes individuals to oversee and ensure

compliance with all FDNY explosives safety regulations.

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• Which FDNY document outlines requirements for explosives storage and

control?

• NYC Administrative Code Chapter 12
• FDNY Fire Code Chapter 56

C. OSHA 1910.120

• EPA Subchapter C

Rationale: Chapter 56 of the Fire Code governs explosive materials,

fireworks, blasting agents, and related permitting.

• Which of the following best describes an explosive as regulated by

FDNY?

• Any chemical that is flammable
• Any liquid that can ignite
• Any material capable of rapid chemical reaction producing gas and heat
• Any metal that rusts

Rationale: Explosives are defined by their rapid exothermic reaction

creating pressure and gas.

• Who is responsible for securing explosive materials at a job site?
• Any worker
• Site engineer
• Certificate of Fitness holder in charge 2 / 4

• Local law enforcement

Rationale: The E25 holder ensures all explosive materials are secured and

monitored.

5. FDNY requires that explosive materials may only be accessed by:

• Anyone with construction authorization
• Any supervisor onsite
• Authorized and permitted personnel only
• Anyone completing general safety training

Rationale: Only properly permitted and identified personnel may handle or

access explosives.

• What must be present before any explosive material is brought onto a

site?

• A weather forecast
• A police escort
• A valid FDNY explosives permit
• A written contract

Rationale: FDNY permits are required before any explosive material is

transported, stored, or used.

• When must an FDNY inspector be notified regarding explosive activities? 3 / 4

• Only after the work is complete
• Only during emergency blasting
• Prior to commencement of permitted explosive operations
• Notification is optional

Rationale: FDNY must be notified according to permit conditions before

operations begin.

• How must explosive storage magazines be kept when not in use?
• Open with ventilation
• Locked and secured
• Covered with tarps
• Marked but unlocked

Rationale: All magazines must remain locked when unattended to prevent

unauthorized access.

• What is required when transporting explosives within NYC?
• No restrictions
• FDNY-approved route and escort requirements
• Any vehicle may be used
• Only nighttime travel

Rationale: FDNY designates approved transportation routes and conditions

for explosives.

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