Practice Test Geeks(CES) Certified Explosives Specialist Practice Test
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Regulatory Compliance & Guidelines Flashcards

7 cards from real CES practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

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  1. Under DOT regulations, explosive materials are classified under which hazard class?

    Answer: Class 1

    DOT classifies explosive materials as Class 1 hazardous materials, with divisions 1.1 through 1.6 based on mass explosion hazard and sensitivity.

  2. A DOT Division 1.1 explosive presents what primary hazard?

    Answer: A mass explosion hazard

    Division 1.1 explosives present a mass explosion hazard, meaning the entire load can detonate virtually simultaneously if one package ignites.

  3. Which DOT document must accompany a shipment of explosive materials during transport?

    Answer: Shipping paper (e.g., bill of lading) with required hazmat entries

    49 CFR Part 172 requires shipping papers with specific hazmat entries (proper shipping name, class, UN number, packing group, and quantity) to accompany Class 1 shipments.

  4. Under 49 CFR 177.835, what is required before loading or unloading Class 1 explosive materials from a motor vehicle?

    Answer: The engine must be shut off unless refrigeration unit power is needed

    49 CFR 177.835 requires the motor vehicle engine to be shut off before loading or unloading explosives, with a narrow exception for refrigeration equipment.

  5. What is the required placard for a highway vehicle transporting 1,001 lbs or more of a Division 1.1 explosive?

    Answer: EXPLOSIVE 1.1 placard

    Vehicles transporting 1,001 lbs or more of Division 1.1 explosives must display EXPLOSIVE 1.1 placards as specified in 49 CFR 172.504.

  6. Under DOT regulations, which of the following is prohibited in a vehicle used to transport explosive materials?

    Answer: Carrying detonators in the same vehicle as high explosives

    49 CFR 177.835(f) generally prohibits transporting detonators and other explosives in the same vehicle unless certain quantity-based and package compatibility exceptions are met.

  7. A hazmat employee who handles explosive materials in commerce must be trained and retrained by their employer at what minimum interval under 49 CFR 172.704?

    Answer: Every three years

    49 CFR 172.704(c) requires hazmat employees to receive recurrent training at least every three years.