Texas Commercial Building Inspector
Exam With Actual Questions & Verified
Answers, Plus Explained
Rationales/Expert Verified For
Guaranteed 100% Pass 2026/Latest
Update/Instant Download Pdf
1. Which code is primarily adopted statewide in Texas for
commercial building inspections?
A. Uniform Building Code
B. International Building Code (IBC)
C. National Building Code
D. Texas Residential Code
The IBC is the primary model code adopted by Texas jurisdictions
for commercial construction and inspections.
2. What is the minimum required means of egress from a
commercial space?
A. One exit
B. Two exits
C. Two exits when occupant load exceeds limits
D. Three exits
IBC requires at least two exits once occupant load exceeds
specified thresholds.
3. Fire-resistance ratings are measured in units of:
A. PSI
, B. Amps
C. Hours
D. Degrees Fahrenheit
Fire-resistance ratings indicate how long a building element can
withstand fire exposure.
4. What occupancy group includes restaurants and cafeterias?
A. Group B
B. Group A-2
C. Group M
D. Group R
Group A-2 includes food and drink consumption establishments.
5. What is the maximum allowable riser height for commercial
stairs?
A. 8 inches
B. 7 inches
C. 6 inches
D. 7.75 inches
IBC limits riser height to improve safety and accessibility.
6. Which type of construction provides the highest fire resistance?
A. Type III
B. Type V
C. Type II
D. Type I
Type I construction uses noncombustible materials with the
highest fire-resistance ratings.
7. What document shows structural load paths and framing details?
A. Electrical plans
B. Plumbing plans
C. Structural drawings
, D. Site plans
Structural drawings detail how loads are transferred through the
building.
8. What is the minimum ceiling height for habitable commercial
spaces?
A. 7 feet
B. 7 feet 6 inches
C. 8 feet
D. 6 feet 8 inches
Commercial occupancies generally require higher ceiling heights
than residential.
9. Fire walls must extend:
A. To the ceiling only
B. From foundation to roof
C. To the attic floor
D. To mid-roof
Fire walls must fully separate buildings or areas vertically.
10. Which inspection occurs after rough-in and before finishes?
A. Final inspection
B. Foundation inspection
C. Rough-in inspection
D. Certificate of occupancy inspection
Rough-in inspections verify systems before concealment.
11. What determines occupant load?
A. Building height
B. Floor area and use
C. Fire rating
D. Construction type
Exam With Actual Questions & Verified
Answers, Plus Explained
Rationales/Expert Verified For
Guaranteed 100% Pass 2026/Latest
Update/Instant Download Pdf
1. Which code is primarily adopted statewide in Texas for
commercial building inspections?
A. Uniform Building Code
B. International Building Code (IBC)
C. National Building Code
D. Texas Residential Code
The IBC is the primary model code adopted by Texas jurisdictions
for commercial construction and inspections.
2. What is the minimum required means of egress from a
commercial space?
A. One exit
B. Two exits
C. Two exits when occupant load exceeds limits
D. Three exits
IBC requires at least two exits once occupant load exceeds
specified thresholds.
3. Fire-resistance ratings are measured in units of:
A. PSI
, B. Amps
C. Hours
D. Degrees Fahrenheit
Fire-resistance ratings indicate how long a building element can
withstand fire exposure.
4. What occupancy group includes restaurants and cafeterias?
A. Group B
B. Group A-2
C. Group M
D. Group R
Group A-2 includes food and drink consumption establishments.
5. What is the maximum allowable riser height for commercial
stairs?
A. 8 inches
B. 7 inches
C. 6 inches
D. 7.75 inches
IBC limits riser height to improve safety and accessibility.
6. Which type of construction provides the highest fire resistance?
A. Type III
B. Type V
C. Type II
D. Type I
Type I construction uses noncombustible materials with the
highest fire-resistance ratings.
7. What document shows structural load paths and framing details?
A. Electrical plans
B. Plumbing plans
C. Structural drawings
, D. Site plans
Structural drawings detail how loads are transferred through the
building.
8. What is the minimum ceiling height for habitable commercial
spaces?
A. 7 feet
B. 7 feet 6 inches
C. 8 feet
D. 6 feet 8 inches
Commercial occupancies generally require higher ceiling heights
than residential.
9. Fire walls must extend:
A. To the ceiling only
B. From foundation to roof
C. To the attic floor
D. To mid-roof
Fire walls must fully separate buildings or areas vertically.
10. Which inspection occurs after rough-in and before finishes?
A. Final inspection
B. Foundation inspection
C. Rough-in inspection
D. Certificate of occupancy inspection
Rough-in inspections verify systems before concealment.
11. What determines occupant load?
A. Building height
B. Floor area and use
C. Fire rating
D. Construction type
