NFPA 45 Flashcards
What is the main responsibility of code officials regarding fire extinguishers?
To ensure occupancies are properly outfitted with fire extinguishers and that they are placed in the right locations.
In which occupancy types are fire extinguishers required?
- Ambulatory health care
- Hotel and dormitory
- Health care
- Apartments
- Industrial
- Educational
- Assemblies
- Lodging and rooming
- Storage
- Businesses
- Mercantile
- Detention and correctional
- Day care
- Occupancies in special structures
- Residential board and care
Are fire extinguishers required in one- and two-family dwellings?
No
What are the two key factors for locating fire extinguishers?
- Accessibility
- Visibility
Where should fire extinguishers be placed to ensure accessibility?
In normal paths of travel
What is the maximum height for the top of a fire extinguisher weighing more than 40 lb?
3.5 ft (1.07 m) from the ground
What is the minimum height for the bottom of a fire extinguisher weighing more than 40 lb?
4 in. (102 mm) off the ground
What should be used if visual obstructions cannot be avoided near fire extinguishers?
Arrows, lights, or signs
What is the maximum height for the top of a fire extinguisher weighing less than 40 lb?
5 ft (1.53 m) from the ground
What is the minimum height for the bottom of a fire extinguisher weighing less than 40 lb?
4 in. (102 mm) off the ground
What class of fire requires a Class A extinguisher?
Ordinary combustibles such as wood, cloth, and paper
What is the maximum travel distance to a Class A extinguisher?
75 ft (22.9 m)
What types of fires require a Class B extinguisher?
Flammable liquids such as gasoline, oil, and some paints and solvents
What is the maximum travel distance to a Class B extinguisher?
30 ft to 50 ft (9.1 m to 15.25 m), depending on hazard type
What does a Class C extinguisher protect against?
Fires involving energized electrical equipment
What is required for a Class C rating on an extinguisher?
It must already have a Class A or Class B rating and not conduct electricity
In which areas is a Class D extinguisher required?
Where there is a potential for fires involving combustible metals
What is the maximum travel distance to a Class D extinguisher?
75 ft (22.9 m)
What do Class K extinguishers protect against?
Fires involving combustible cooking components
What is the maximum distance for Class K extinguishers from the hazard?
30 ft (9.1 m)
What document outlines the requirements for portable fire extinguishers?
NFPA® 10, Standard for Portable Fire Extinguishers
True or False: Fire extinguishers are intended to replace the need for evacuation.
False
