RESIDENTIAL CONTRACTOR STUDY EXAMS
GUIDE QUESTIONS AND ANSWERS SET A+
✔✔Exposed combustible mantels or trim shall not be placed within how many inches of
a fireplace opening? - ✔✔6 inches
✔✔Which of the following is not a reason to use an admixture - ✔✔to increase
permeability
✔✔What is the minimum size window allowed on the grade floor that is to be used for
egress? - ✔✔5.7 sq ft
✔✔What is used over window and door openings in a concrete block wall? - ✔✔sash
units
✔✔When debris is dropped through holes in the floor without the use of chutes, the
area onto which the material is dropped shall be completely enclosed with barricades
not less than how many inches high? - ✔✔42 inches
✔✔What chemical reaction takes place when Portland cement is hardening? -
✔✔hydration
✔✔Temporary restraint and bracing connections shall be made with a minimum of how
many nails - ✔✔2 16d nails
✔✔What is the minimum roof slope for mineral surfaced roll roofing? - ✔✔1:12
✔✔How thick are terrazzo toppings typically? - ✔✔1/2 to 3/4 inch
✔✔What is the widest board recommended for solid roof sheathing? - ✔✔6'
, ✔✔What do contour lines show? - ✔✔elevation
✔✔For proper fire-resistant construction, a garage shall be separated from the
residence and the attic by drywall of what minimum thickness? - ✔✔1/2 inch
✔✔Brick Grade MW - ✔✔MODERATE WEATHERING
Exterior Walls, above grade
✔✔Brick grade SW - ✔✔SEVERE WEATHERING
Foundations, below grade, freezing
✔✔What type of dozer is typical used for landscaping? - ✔✔Light utility dozer
✔✔A 45% slope is equal to what percent slope? - ✔✔100%
✔✔The minimum thickness of masonry bearing walls more than one story high shall -
✔✔8"
✔✔sill sealer - ✔✔material placed between the foundation and the sill to prevent air
leakage
✔✔Nuclear compaction tests are - ✔✔used extensively to determine the water content
and density of soils.
✔✔What is the minimum distance clay roof flashing must extend from the centerline? -
✔✔11"
✔✔A permit is considered expired if the permit specifications have not been completed
within - ✔✔180 days of the issue date
✔✔Brick stacks shall not be more than ____ in height - ✔✔7'
✔✔When a loose brick stack reaches_____ in height it must be it shall be tapered back
____ inches in every foot back - ✔✔4', 2"
✔✔Each scaffold and walkway platform shall be at least _____ wide - ✔✔18"
✔✔Each ladder jack scaffold, top plate bracket scaffold, roof bracket and pump jack
must be at least how wide? - ✔✔12"
✔✔What is the MAXIMUM dimension of the ventilation coverings for under-floor space?
- ✔✔1/4"
GUIDE QUESTIONS AND ANSWERS SET A+
✔✔Exposed combustible mantels or trim shall not be placed within how many inches of
a fireplace opening? - ✔✔6 inches
✔✔Which of the following is not a reason to use an admixture - ✔✔to increase
permeability
✔✔What is the minimum size window allowed on the grade floor that is to be used for
egress? - ✔✔5.7 sq ft
✔✔What is used over window and door openings in a concrete block wall? - ✔✔sash
units
✔✔When debris is dropped through holes in the floor without the use of chutes, the
area onto which the material is dropped shall be completely enclosed with barricades
not less than how many inches high? - ✔✔42 inches
✔✔What chemical reaction takes place when Portland cement is hardening? -
✔✔hydration
✔✔Temporary restraint and bracing connections shall be made with a minimum of how
many nails - ✔✔2 16d nails
✔✔What is the minimum roof slope for mineral surfaced roll roofing? - ✔✔1:12
✔✔How thick are terrazzo toppings typically? - ✔✔1/2 to 3/4 inch
✔✔What is the widest board recommended for solid roof sheathing? - ✔✔6'
, ✔✔What do contour lines show? - ✔✔elevation
✔✔For proper fire-resistant construction, a garage shall be separated from the
residence and the attic by drywall of what minimum thickness? - ✔✔1/2 inch
✔✔Brick Grade MW - ✔✔MODERATE WEATHERING
Exterior Walls, above grade
✔✔Brick grade SW - ✔✔SEVERE WEATHERING
Foundations, below grade, freezing
✔✔What type of dozer is typical used for landscaping? - ✔✔Light utility dozer
✔✔A 45% slope is equal to what percent slope? - ✔✔100%
✔✔The minimum thickness of masonry bearing walls more than one story high shall -
✔✔8"
✔✔sill sealer - ✔✔material placed between the foundation and the sill to prevent air
leakage
✔✔Nuclear compaction tests are - ✔✔used extensively to determine the water content
and density of soils.
✔✔What is the minimum distance clay roof flashing must extend from the centerline? -
✔✔11"
✔✔A permit is considered expired if the permit specifications have not been completed
within - ✔✔180 days of the issue date
✔✔Brick stacks shall not be more than ____ in height - ✔✔7'
✔✔When a loose brick stack reaches_____ in height it must be it shall be tapered back
____ inches in every foot back - ✔✔4', 2"
✔✔Each scaffold and walkway platform shall be at least _____ wide - ✔✔18"
✔✔Each ladder jack scaffold, top plate bracket scaffold, roof bracket and pump jack
must be at least how wide? - ✔✔12"
✔✔What is the MAXIMUM dimension of the ventilation coverings for under-floor space?
- ✔✔1/4"
