CSLB B GENERAL BUILDING
CONTRACTOR REVIEW 2026 QUESTIONS
WITH SOLUTIONS TESTED QUESTIONS.
⩥ What is the minimum slope toward the drain of a shower pan?
Answer: 1/4" per foot (2%)
⩥ What is the diameter of #3 rebar? Answer: 3/8"
⩥ If a vendor fails to provide an MSDS, you have the right to call:
Answer: Cal/OSHA or DOSH
⩥ When installing a door jamb, you need shims at: Answer: Both hinge
and strike sides, three on each side.
⩥ Which of the following is used to adhere vinyl floors?
A. Epoxy cement
B. Asphalt mastic
C. Latex primer
D. White glue. Answer: Epoxy cement
,⩥ When do you need bracing for a drywall wall? Answer: Diagonal
bracing is needed every 25' for any drywall wall.
⩥ How should you clear the roots from a construction site? Answer:
Clear roots to 12" below grade.
⩥ Dividing watts by amps gives you: Answer: Volts
⩥ The most frequent on-the-job roofing accidents are: Answer: Falls
⩥ Which of the following is NOT a type of wood block flooring?
A. Parquet
B. Wood Mosaic
C. Wood Tile
D. All of the above.. Answer: Wood tile
⩥ Lightweight concrete is best used for:
A. Curb and Gutter
B. Second floor decking
,C. First floor slab on grade
D. Footings. Answer: Second floor decking
⩥ The tool used to carry grout needed to patch a small hole is a:
A. Hawk
B. Poling board
C. Spot board
D. Mason's scutch. Answer: Spot Board
⩥ Which pipe is NOT appropriate for industrial wastes?
A. Cast iron
B. Schedule 40 ABS DWV
C. Extra strength vitrified clay
D. Copper. Answer: Copper
⩥ Where do you need a fire wall?
A. Between a living room and a bedroom
B. Between a bedroom and a bathroom
C. Between a kitchen and a bath
, D. A separation wall between a dwelling and an attachment. Answer: A
separation wall between a dwelling and an attachment.
⩥ What is the minimum clearance between rough ground and untreated
subfloor joists? Answer: 18 inches
⩥ Who may remove asbestos? Answer: Contractor with Asbestos
Certification on license.
⩥ Which of the following is NOT likely to be found in significant
proportions in granular soil?
A. Gravel
B. Sand
C. Silt
D. Clay. Answer: Clay
⩥ Stiles and rails are used on which of the following?
A. Furred walls
B. Roofs
C. Windows
D. Slabs. Answer: Windows.
CONTRACTOR REVIEW 2026 QUESTIONS
WITH SOLUTIONS TESTED QUESTIONS.
⩥ What is the minimum slope toward the drain of a shower pan?
Answer: 1/4" per foot (2%)
⩥ What is the diameter of #3 rebar? Answer: 3/8"
⩥ If a vendor fails to provide an MSDS, you have the right to call:
Answer: Cal/OSHA or DOSH
⩥ When installing a door jamb, you need shims at: Answer: Both hinge
and strike sides, three on each side.
⩥ Which of the following is used to adhere vinyl floors?
A. Epoxy cement
B. Asphalt mastic
C. Latex primer
D. White glue. Answer: Epoxy cement
,⩥ When do you need bracing for a drywall wall? Answer: Diagonal
bracing is needed every 25' for any drywall wall.
⩥ How should you clear the roots from a construction site? Answer:
Clear roots to 12" below grade.
⩥ Dividing watts by amps gives you: Answer: Volts
⩥ The most frequent on-the-job roofing accidents are: Answer: Falls
⩥ Which of the following is NOT a type of wood block flooring?
A. Parquet
B. Wood Mosaic
C. Wood Tile
D. All of the above.. Answer: Wood tile
⩥ Lightweight concrete is best used for:
A. Curb and Gutter
B. Second floor decking
,C. First floor slab on grade
D. Footings. Answer: Second floor decking
⩥ The tool used to carry grout needed to patch a small hole is a:
A. Hawk
B. Poling board
C. Spot board
D. Mason's scutch. Answer: Spot Board
⩥ Which pipe is NOT appropriate for industrial wastes?
A. Cast iron
B. Schedule 40 ABS DWV
C. Extra strength vitrified clay
D. Copper. Answer: Copper
⩥ Where do you need a fire wall?
A. Between a living room and a bedroom
B. Between a bedroom and a bathroom
C. Between a kitchen and a bath
, D. A separation wall between a dwelling and an attachment. Answer: A
separation wall between a dwelling and an attachment.
⩥ What is the minimum clearance between rough ground and untreated
subfloor joists? Answer: 18 inches
⩥ Who may remove asbestos? Answer: Contractor with Asbestos
Certification on license.
⩥ Which of the following is NOT likely to be found in significant
proportions in granular soil?
A. Gravel
B. Sand
C. Silt
D. Clay. Answer: Clay
⩥ Stiles and rails are used on which of the following?
A. Furred walls
B. Roofs
C. Windows
D. Slabs. Answer: Windows.
