RESIDENTIAL CONTRACTOR
PRACTICE EXAM QUESTIONS & A+
GRADED PASSED ANSWERS
What is the MINIMUM overlap for joints in polyethylene film moisture barrier applied over the
exterior of a below grade foundation wall? - correct answer ✔✔6 inches
What is the MINIMUM height required for a nonabsorbent wall surface above a bathtub? -
correct answer ✔✔6 feet
Nails used to fasten concrete roofing tiles must penetrate the deck a MINIMUM of how many
inches or through the thickness of the deck, Whichever is less? - correct answer ✔✔3/4 inch
How must rafters be framed to each other? - correct answer ✔✔with a gusset plate
All of the following are benefits of platform construction as compared to balloon construction
EXCEPT. - correct answer ✔✔easier installation of plumbing and wiring
750 feet of pipe is being laid at 0.5% slope. On a topographic map that has 6 inch contour
intervals approximately how many intervals will be depicted on the map from one end of the
pipe to the other? - correct answer ✔✔8 contour intervals
Where would the most specific information about the size and location of windows be found in
a set of construction drawings? - correct answer ✔✔In the window schedule
A contractor should do all of the following when estimating a project EXCEPT. - correct answer
✔✔assume ideal conditions
PRACTICE EXAM QUESTIONS & A+
GRADED PASSED ANSWERS
What is the MINIMUM overlap for joints in polyethylene film moisture barrier applied over the
exterior of a below grade foundation wall? - correct answer ✔✔6 inches
What is the MINIMUM height required for a nonabsorbent wall surface above a bathtub? -
correct answer ✔✔6 feet
Nails used to fasten concrete roofing tiles must penetrate the deck a MINIMUM of how many
inches or through the thickness of the deck, Whichever is less? - correct answer ✔✔3/4 inch
How must rafters be framed to each other? - correct answer ✔✔with a gusset plate
All of the following are benefits of platform construction as compared to balloon construction
EXCEPT. - correct answer ✔✔easier installation of plumbing and wiring
750 feet of pipe is being laid at 0.5% slope. On a topographic map that has 6 inch contour
intervals approximately how many intervals will be depicted on the map from one end of the
pipe to the other? - correct answer ✔✔8 contour intervals
Where would the most specific information about the size and location of windows be found in
a set of construction drawings? - correct answer ✔✔In the window schedule
A contractor should do all of the following when estimating a project EXCEPT. - correct answer
✔✔assume ideal conditions
