NFPA NFPA 30 Flammable and Combustible Liquids 2

Question 1

Under NFPA 30, what bonding and grounding requirement applies when transferring Class I flammable liquids from one container to another?

Accepted Answer

Containers must be bonded together and grounded to prevent static sparks

Answer

NFPA 30 requires that both containers be bonded to each other and that the system be grounded to prevent static electricity discharge during transfer.

Question 2

According to NFPA 30, what type of electrical equipment is required in a flammable liquid storage room classified as a Division 1 hazardous location?

Accepted Answer

Explosion-proof or intrinsically safe

Answer

NFPA 30 requires explosion-proof or intrinsically safe electrical equipment in Division 1 hazardous locations where flammable vapors may be present.

Question 3

Under NFPA 30, how must flammable liquid storage rooms be ventilated?

Accepted Answer

Mechanical ventilation providing at least 1 cfm per square foot of floor area

Answer

NFPA 30 requires flammable liquid storage rooms to have mechanical ventilation providing at least 1 cubic foot per minute per square foot of floor area.

Question 4

According to NFPA 30, what is the maximum quantity of Class IA liquids permitted in a processing area without a sprinkler system?

Accepted Answer

5 gallons

Answer

NFPA 30 limits the quantity of Class IA flammable liquid in unsprinklered processing areas to 5 gallons.

Question 5

Under NFPA 30, underground storage tanks must be equipped with which device to prevent overflow during filling?

Accepted Answer

Overfill prevention device

Answer

NFPA 30 requires underground storage tanks to have overfill prevention devices to automatically stop or signal when the tank reaches 90–95% capacity.

NFPA - National Fire Protection Association Practice Test

NFPA - National Fire Protection Association Practice Test

NFPA NFPA 30 Flammable and Combustible Liquids 2