Building Fire Safety Flashcards

A fire starts in a commercial kitchen's deep fryer. Which extinguishing method is most appropriate?

Answer: Class K wet chemical extinguisher

Class K wet chemical extinguishers are specifically designed to suppress fires in cooking appliances involving high-temperature cooking oils and fats.

What is the minimum fire-resistance rating required for a vertical shaft enclosure (elevator shaft) in a high-rise building?

Answer: 2 hours

Vertical shaft enclosures, including elevator shafts, in high-rise buildings must have a minimum 2-hour fire-resistance rating to prevent fire spread between floors.

When should a Fireguard call 911 in addition to using the building fire alarm?

Answer: Always — call 911 immediately upon discovery of any fire condition

The Fireguard must always call 911 immediately upon discovering any fire condition, regardless of whether the building alarm has activated.

Which of the following is considered a common fire hazard in office buildings?

Answer: All of the above

All three conditions are recognized fire hazards: overloaded circuits cause electrical fires, and painted sprinkler heads and excess extinguishers impair system function.

A fire door is labeled '1½ HR.' What does this rating indicate?

Answer: The door can withstand fire for 1.5 hours in a standard test

A fire door rated '1½ HR' has been tested and found able to resist fire for 90 minutes under standard fire test conditions.

What is the role of a building's 'fire safety plan' as required by FDNY?

Answer: To outline emergency procedures, evacuation routes, and responsibilities for building staff

A fire safety plan documents evacuation procedures, staff responsibilities, fire safety systems, and emergency contacts, and must be filed with and approved by the FDNY.

Under what condition is it permissible to use an elevator during a building fire evacuation?

Answer: When the elevator has a 'Fire Service' key and is operated by the FDNY

Firefighters may use elevators on 'Phase II' fire service mode with the special key for rescue operations, but occupants must always use stairways.