Exam Practice Questions And Correct

FDNY G93 Supervision of Portable Outdoor Natural Gas Heaters in Sidewalk Cafes Exam Practice Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A | Instant Download Pdf

• Which agency regulates the safe use of portable outdoor natural gas

heaters in New York City sidewalk cafes?

A. EPA

B. OSHA

C. FDNY

D. DOE

Rationale: FDNY is responsible for regulating fire and gas safety, including

the use of portable natural gas heaters in public spaces like sidewalk cafes.

• What is the minimum distance a portable outdoor natural gas heater

must be placed from combustible materials? 1 / 4

• 12 inches
• 24 inches
• 36 inches
• 48 inches

Rationale: FDNY requires portable gas heaters to be a minimum of 36

inches from combustible materials to prevent fire hazards.

• Before operating a portable natural gas heater in a sidewalk café, the

supervisor must ensure:

• Only the gas cylinder is checked
• Heater is turned on indoors first
• All safety components and gas connections are inspected
• It is raining

Rationale: Inspecting all safety components and gas connections ensures

safe operation and prevents leaks or malfunctions.

• What is the maximum allowable propane cylinder size for portable

outdoor heaters in NYC sidewalk cafes?

• 10 lbs
• 20 lbs
• 30 lbs
• 40 lbs

Rationale: FDNY restricts propane cylinders for portable outdoor heaters to

20 lbs for safety and ease of handling. 2 / 4

• Which of the following is an approved location for placing a portable

gas heater in a sidewalk café?

• Under a canvas awning
• Open outdoor area with sufficient clearance
• Near a wooden fence
• Inside the café

Rationale: Heaters must be in open areas with proper clearance to reduce

fire risk.

• How often should portable outdoor gas heaters be inspected for

leaks?

• Weekly
• Monthly
• Before each use
• Annually

Rationale: Heaters should be inspected before each use to ensure there are

no gas leaks that could lead to fire or explosion.

• What should be used to detect leaks in a portable gas heater?
• Soap and water solution
• Flame
• Gas leak detection solution or soap and water
• Alcohol 3 / 4

Rationale: Soap and water or approved gas leak detection solutions safely

reveal leaks without risk of ignition.

• Who is legally responsible for supervising the operation of portable

natural gas heaters in sidewalk cafes?

• The waiter
• The licensed supervisor/operator
• Any employee
• FDNY inspectors

Rationale: Only the licensed supervisor/operator has legal responsibility

for safe operation according to FDNY regulations.

• What is the primary hazard associated with portable outdoor natural

gas heaters?

• Noise
• Fire and gas leaks
• Vibration
• Electrical shock

Rationale: The main risks are fire and gas leaks, which can cause serious

injuries or fatalities if not properly managed.

• If a gas leak is detected while operating a heater, the supervisor

must:

• Ignore it and continue
• Turn off the gas, evacuate the area, and call FDNY if necessary
• / 4