Texas Residential Building Inspector
Examination Review with Answers and
Rationales | 100% Pass Guaranteed |
Graded A+
1. Which code is primarily used for one- and two-family dwellings in Texas?
A. IBC
B. IRC
C. IPC
D. IECC
Answer: B
The International Residential Code (IRC) governs one- and two-family dwellings
and townhouses.
2. Who is responsible for obtaining required permits?
A. Inspector
B. Homeowner or contractor
C. Code official
D. Architect only
Answer: B
The property owner or authorized contractor must secure permits before work
begins.
3. When must inspections be requested?
A. After project completion
B. Before covering work
C. Only if requested by inspector
D. Once per project
Answer: B
Work must be inspected before it is concealed.
,4. What is the minimum ceiling height for habitable rooms?
A. 6 ft
B. 6 ft 4 in
C. 7 ft
D. 8 ft
Answer: C
IRC requires a minimum ceiling height of 7 feet for habitable spaces.
5. Which document takes precedence if there is a conflict?
A. Manufacturer instructions
B. Local amendments
C. Inspector preference
D. Builder plans
Answer: B
Local jurisdiction amendments override model code provisions.
Site & Foundations
6. Minimum slope away from foundation within the first 10 feet?
A. 1 inch
B. 3 inches
C. 6 inches
D. 12 inches
Answer: C
IRC requires a 6-inch fall within 10 feet for drainage.
7. Minimum depth of footings in most Texas non-frost areas?
A. 6 inches
B. 12 inches
C. 24 inches
D. 36 inches
Answer: B
In non-frost regions like most of Texas, 12 inches is typical minimum.
, 8. Concrete footings must bear on:
A. Topsoil
B. Fill dirt
C. Undisturbed soil or engineered fill
D. Gravel only
Answer: C
Structural loads require stable bearing conditions.
9. Minimum compressive strength of foundation concrete?
A. 2,000 psi
B. 2,500 psi
C. 3,000 psi
D. 4,000 psi
Answer: B
IRC specifies 2,500 psi for standard foundations.
10. Anchor bolts must be spaced no more than:
A. 4 ft
B. 6 ft
C. 8 ft
D. 10 ft
Answer: B
Maximum spacing is 6 feet, with bolts near ends of plates.
Wood Framing
11. Standard spacing for wall studs in typical residential construction?
A. 12 inches OC
B. 16 inches OC
C. 24 inches OC only
D. 30 inches OC
Answer: B
16 inches on center is the most common framing spacing.
Examination Review with Answers and
Rationales | 100% Pass Guaranteed |
Graded A+
1. Which code is primarily used for one- and two-family dwellings in Texas?
A. IBC
B. IRC
C. IPC
D. IECC
Answer: B
The International Residential Code (IRC) governs one- and two-family dwellings
and townhouses.
2. Who is responsible for obtaining required permits?
A. Inspector
B. Homeowner or contractor
C. Code official
D. Architect only
Answer: B
The property owner or authorized contractor must secure permits before work
begins.
3. When must inspections be requested?
A. After project completion
B. Before covering work
C. Only if requested by inspector
D. Once per project
Answer: B
Work must be inspected before it is concealed.
,4. What is the minimum ceiling height for habitable rooms?
A. 6 ft
B. 6 ft 4 in
C. 7 ft
D. 8 ft
Answer: C
IRC requires a minimum ceiling height of 7 feet for habitable spaces.
5. Which document takes precedence if there is a conflict?
A. Manufacturer instructions
B. Local amendments
C. Inspector preference
D. Builder plans
Answer: B
Local jurisdiction amendments override model code provisions.
Site & Foundations
6. Minimum slope away from foundation within the first 10 feet?
A. 1 inch
B. 3 inches
C. 6 inches
D. 12 inches
Answer: C
IRC requires a 6-inch fall within 10 feet for drainage.
7. Minimum depth of footings in most Texas non-frost areas?
A. 6 inches
B. 12 inches
C. 24 inches
D. 36 inches
Answer: B
In non-frost regions like most of Texas, 12 inches is typical minimum.
, 8. Concrete footings must bear on:
A. Topsoil
B. Fill dirt
C. Undisturbed soil or engineered fill
D. Gravel only
Answer: C
Structural loads require stable bearing conditions.
9. Minimum compressive strength of foundation concrete?
A. 2,000 psi
B. 2,500 psi
C. 3,000 psi
D. 4,000 psi
Answer: B
IRC specifies 2,500 psi for standard foundations.
10. Anchor bolts must be spaced no more than:
A. 4 ft
B. 6 ft
C. 8 ft
D. 10 ft
Answer: B
Maximum spacing is 6 feet, with bolts near ends of plates.
Wood Framing
11. Standard spacing for wall studs in typical residential construction?
A. 12 inches OC
B. 16 inches OC
C. 24 inches OC only
D. 30 inches OC
Answer: B
16 inches on center is the most common framing spacing.
