Answers | Latest Update | 2024/2025 |
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What is the minimum ceiling height required for habitable spaces according to the International
Building Code (IBC)?
A) 6 feet 6 inches
B) 7 feet
C) 8 feet
D) 7 feet 6 inches
✔✔ B) 7 feet
In fire-rated construction, what is the maximum allowable gap between the top of a fire-rated
wall and the roof structure?
A) 1/2 inch
B) 1 inch
C) 3/4 inch
D) 4 inches
✔✔ C) 3/4 inch
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,Which type of construction is considered non-combustible according to the International
Building Code?
A) Type III
B) Type V
C) Type I
D) Type II
✔✔ C) Type I
What is the minimum required fire-resistance rating for a corridor in a building with an
occupancy classification of R (residential)?
A) 30 minutes
B) 45 minutes
C) 1 hour
D) 2 hours
✔✔ C) 1 hour
According to the International Residential Code (IRC), what is the maximum height of a riser in
a residential stairway?
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, A) 7 1/4 inches
B) 7 3/4 inches
C) 8 inches
D) 8 1/4 inches
✔✔ B) 7 3/4 inches
What is the required minimum slope for a roof according to the International Building Code for
proper drainage?
A) 1/4 inch per foot
B) 1/8 inch per foot
C) 1/2 inch per foot
D) 1 inch per foot
✔✔ A) 1/4 inch per foot
In the International Plumbing Code (IPC), what is the required clearance in front of a toilet
fixture?
A) 15 inches
B) 18 inches
C) 21 inches
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