FIRE SAFETY Flashcards
Occupancy B
Business
Occupancy A
Assembly
Occupancy E
Educational
Occupancy F
Factory and industrial
Occupancy H
Hazardous
Occupancy I
Institutional
Occupancy M
Mercantile
Occupancy R
Residential
Occupancy S
Storage
Occupancy U
Utility
Type I
Fire resistive is permitted to combustibles of trim and furnishings
Type II
Combustible trim and furnishings, combustible non-loadbearing partition walls. Combustible blocking to support cabinets, railings, etc., inside walls that are other was non-combustible.
Type III
Combustible interior partitions or non-loadbearing walls, floors, roof, trim, and furnishings, with exterior walls of masonry
Type IV
Heavy timber has combustible columns, beams, floors, roofs, trim and furnishings. The low – bearing and exterior walls are masonry
Type V
Woodframe have combustible materials anywhere in the structure, including loadbearing a non-bearing walls, floors, roofs, trim and furnishings
Each exit stair must be within ___ feet of any point in the building. And if it is sprinklered ___.
150 feet. If sprinklered 200 feet.
How do you determine the width of an exit stairway?
Total occupant load multiplied by 0.2… But the minimum width of an exit passageway should be 44 inches
In what 2 conditions do you definitely need 2 hour rated exits?
In Type I and II fire rated construction. Buildings which are four stories or more.
What is a Class A fire?
Ordinary materials, including wood, paper cloth, and rubber. Can be extinguished with water.
What is a Class B fire?
Flammable gases and liquids, such as natural gas, gasoline, oil, etc.
What is a Class C fire?
Electrical equipment.
What is a Class D fire?
Combustible metals such as sodium, potassium, magnesium, etc.
What is a flashover?
When a smoldering fire release is gas at high temperatures, which collects near the ceiling. Feeling material becomes extremely hot over a large area, and the entire thing can start fire at once
Wet standpipes are required in buildings of how many stories? And which kinds of buildings?
Four or more, and groups I, B, S, and M. Also places of assembly and hazardous occupancies.
A combination standpipe must be in every stairway in buildings over how many feet?
150 feet
Examples of light hazard spaces.
Churches, hospitals, museums, offices, and residential occupancies.
Examples of ordinary hazard group 1
Car garages, laundries
Examples of ordinary hazard, group 2
Libraries, printing and publishing plans
Examples of ordinary hazard group 3
Paper processing plants, tire manufacturing plants
What should you never do to a sprinkler head?
Repaint it
