AZ ROC Trade Exam B-3 License Questions
and Answers Latest
Nails used for installing Hardboard panel siding vertically must accommodate the
sheathing and penetrate the framing a minimum of how much? - Answer--1-1/2 inches
When framing openings in floors with a header and trimmer joists, what maximum
header joist span is allowed with a single member header? - Answer--4 feet
Above the handrail and below the head, what is the minimum clear opening on a
stairwell? - Answer--36 inches
When installing vinyl siding, how much overlap should you allow for thermal expansion?
- Answer--1 inch
What is the first step you should take when applying specialty finishes? - Answer--Read
the manufacturers use instructions.
What is the appropriate gap between gypsum board and a tub surround? - Answer--1/4
inch
Which of the following would cause crazing (superficial cracking) on the surface of
concrete? - Answer--Early drying due to late curing or excessive water on surface.
Refer to the illustration of a 2 story house w/ lap siding plans, (complete set of plans at
the test center), How many cubic yards of concrete is needed for the floor and garage
slabs less the fireplace area? - Answer--23 cubic yards.
,According to code, the minimum thickness of a concrete slab that is supported directly
on the ground shall be ___________ inches. - Answer--3.5
According to the code, plain concrete for basement walls and foundations shall be what
minimum compressive strength (psi)? - Answer--2500 psi
the frost line is 24 inches below the surface. What is the required depth of a footing? -
Answer--Below the frost line.
A lot shall be graded to drain surface water away from foundation walls for a minimum
of ___________ feet. - Answer--10
What is the minimum overlap of a vapor barrier in an unvented crawl space. - Answer--6
inches
The minimum dept of footings below the undisturbed ground surface shall be_______. -
Answer--12 inches
According to code, footings shall be stepped when? - Answer--If the ground surface
slopes more than on unit vertical to ten units horizontal or where necessary to change
the top footing surface elevation.
What is the minimum concrete psi that is required for basement walls or slabs not
exposed to weather? - Answer--2500 psi
Refer to the illustration of a 2 story house w/ lap siddng plans, (complete set of plans at
the test center), How many cubic yards of concrete would be required for the footer
only? - Answer--10 to 12 cubic yards.
In conventional light-frame construction on soil with a load bearing value of 2,000 psi for
a one story building with 8 inch hollow concrete masonry walls, what is the minimum
thickness of the spread footing? - Answer--6 inches
Concrete Spread footing projections shall be at least ___________ and shall not
exceed the thickness of the footings. - Answer--2 inches
A concrete slab-on-ground cast monolithically with the footing placement at the footing
top and bottom? - Answer--1 number 5 of two number 4 bars in the middle third of the
footing.
, What is the minimum footing width of a 2 story light frame construction building with a
soil bearing capacity of 2000 PSF? - Answer--12 inches
According to code, foundation plates or sills shall be anchored tothe foundation with
bolts spaced not more than _________ inches apart? - Answer--72 inches
You are finishing a concrete surface, defects of the finished product such as crazing,
dusting and spalling are caused by? - Answer--Overworking the concrete surface.
When framing a 5 foot by 5 foot opening in a wood joist floor for a stairwell you should: -
Answer--double header and trimmer joists
Sprayed fire resistant materials are identified by ____________ and thickness required
for a given rating. - Answer--Density.
What is the most important factor in determining the "R" value of blown in insulation? -
Answer--Density.
Refer to the illustration of a 2 story house w/ lap siding plans, (complete set of plans at
the test center), What are the lengths of the second floor trusses? - Answer--30 feet 6
inches and 13 feet 5 inches.
Refer tot the illustration of a 2 story house w/ lap siding plans, (complete set of plans at
the test center), what is the height of the foyer in inches? - Answer--inches.
A ____________ is a system component that receives the inputs from automatic and
manual fire alarm devices and may be capable of supplying power to the detection
devices and transponders or off-premises transmitters. - Answer--Fire Alarm Control
Unit.
On graded sites, the top of any exterior foundation shall extend above the elevation of: -
Answer--The street gutter at point of discharge.
What is the thickness of a footing for a single story frame residence? - Answer--6
inches.
Which of the following is the most important when deciding the depth of a footing? -
Answer--Depth of the frost line.
and Answers Latest
Nails used for installing Hardboard panel siding vertically must accommodate the
sheathing and penetrate the framing a minimum of how much? - Answer--1-1/2 inches
When framing openings in floors with a header and trimmer joists, what maximum
header joist span is allowed with a single member header? - Answer--4 feet
Above the handrail and below the head, what is the minimum clear opening on a
stairwell? - Answer--36 inches
When installing vinyl siding, how much overlap should you allow for thermal expansion?
- Answer--1 inch
What is the first step you should take when applying specialty finishes? - Answer--Read
the manufacturers use instructions.
What is the appropriate gap between gypsum board and a tub surround? - Answer--1/4
inch
Which of the following would cause crazing (superficial cracking) on the surface of
concrete? - Answer--Early drying due to late curing or excessive water on surface.
Refer to the illustration of a 2 story house w/ lap siding plans, (complete set of plans at
the test center), How many cubic yards of concrete is needed for the floor and garage
slabs less the fireplace area? - Answer--23 cubic yards.
,According to code, the minimum thickness of a concrete slab that is supported directly
on the ground shall be ___________ inches. - Answer--3.5
According to the code, plain concrete for basement walls and foundations shall be what
minimum compressive strength (psi)? - Answer--2500 psi
the frost line is 24 inches below the surface. What is the required depth of a footing? -
Answer--Below the frost line.
A lot shall be graded to drain surface water away from foundation walls for a minimum
of ___________ feet. - Answer--10
What is the minimum overlap of a vapor barrier in an unvented crawl space. - Answer--6
inches
The minimum dept of footings below the undisturbed ground surface shall be_______. -
Answer--12 inches
According to code, footings shall be stepped when? - Answer--If the ground surface
slopes more than on unit vertical to ten units horizontal or where necessary to change
the top footing surface elevation.
What is the minimum concrete psi that is required for basement walls or slabs not
exposed to weather? - Answer--2500 psi
Refer to the illustration of a 2 story house w/ lap siddng plans, (complete set of plans at
the test center), How many cubic yards of concrete would be required for the footer
only? - Answer--10 to 12 cubic yards.
In conventional light-frame construction on soil with a load bearing value of 2,000 psi for
a one story building with 8 inch hollow concrete masonry walls, what is the minimum
thickness of the spread footing? - Answer--6 inches
Concrete Spread footing projections shall be at least ___________ and shall not
exceed the thickness of the footings. - Answer--2 inches
A concrete slab-on-ground cast monolithically with the footing placement at the footing
top and bottom? - Answer--1 number 5 of two number 4 bars in the middle third of the
footing.
, What is the minimum footing width of a 2 story light frame construction building with a
soil bearing capacity of 2000 PSF? - Answer--12 inches
According to code, foundation plates or sills shall be anchored tothe foundation with
bolts spaced not more than _________ inches apart? - Answer--72 inches
You are finishing a concrete surface, defects of the finished product such as crazing,
dusting and spalling are caused by? - Answer--Overworking the concrete surface.
When framing a 5 foot by 5 foot opening in a wood joist floor for a stairwell you should: -
Answer--double header and trimmer joists
Sprayed fire resistant materials are identified by ____________ and thickness required
for a given rating. - Answer--Density.
What is the most important factor in determining the "R" value of blown in insulation? -
Answer--Density.
Refer to the illustration of a 2 story house w/ lap siding plans, (complete set of plans at
the test center), What are the lengths of the second floor trusses? - Answer--30 feet 6
inches and 13 feet 5 inches.
Refer tot the illustration of a 2 story house w/ lap siding plans, (complete set of plans at
the test center), what is the height of the foyer in inches? - Answer--inches.
A ____________ is a system component that receives the inputs from automatic and
manual fire alarm devices and may be capable of supplying power to the detection
devices and transponders or off-premises transmitters. - Answer--Fire Alarm Control
Unit.
On graded sites, the top of any exterior foundation shall extend above the elevation of: -
Answer--The street gutter at point of discharge.
What is the thickness of a footing for a single story frame residence? - Answer--6
inches.
Which of the following is the most important when deciding the depth of a footing? -
Answer--Depth of the frost line.
