Building Codes Flashcards
7 cards from real FST practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Building Codes flashcards as text
Under the IBC, what is the minimum fire-resistance rating required for exterior walls of a Type I-A construction building when the fire separation distance is less than 5 feet?
Answer: 3 hours
IBC Table 705.5 requires a 3-hour fire-resistance rating for exterior walls with a fire separation distance of less than 5 feet in Type I-A construction.
Which IBC occupancy classification applies to a building used for the display and sale of combustible goods open to the public?
Answer: Mercantile (Group M)
Group M (Mercantile) covers buildings used for the display and sale of merchandise open to the public, such as retail stores.
According to NFPA 101, what is the maximum allowable dead-end corridor length in a new business occupancy?
Answer: 50 feet
NFPA 101 limits dead-end corridors in new business occupancies to 50 feet to ensure occupants are not trapped.
A building has a sprinkler system installed throughout in accordance with NFPA 13. Under IBC provisions, which benefit does this typically provide?
Answer: Allowance for increased building area and height
IBC Section 504 and 506 allow increases in allowable building height and area when an NFPA 13 sprinkler system is installed throughout.
What term describes the vertical opening in a building that connects two or more stories and must be enclosed with fire-rated construction under the IBC?
Answer: Shaft enclosure
A shaft enclosure is a fire-rated enclosure surrounding vertical openings such as stairways, elevators, and mechanical chases connecting two or more stories.
Under the IBC, an occupant load of 500 or more in a Group A occupancy requires how many means of egress?
Answer: 4
IBC Table 1006.3.4 requires a minimum of 4 means of egress when the occupant load reaches 500 or more in Group A occupancies.
Which building code provision governs the required fire-resistance rating for horizontal assemblies (floors/ceilings) separating occupancies?
Answer: Occupancy separation requirements
IBC Section 508 establishes occupancy separation requirements, including the fire-resistance ratings for horizontal assemblies separating mixed occupancies.