ROOFING COMPREHENSIVE EXAM STUDY
GUIDE WITH COMPLETE SOLUTIONS
●● How many rakes does a gable roof have ?
Answer: 4
●● Does a hip roof have any rakes ?
Answer: No
●● How many hips does a hipped roof have ?
Answer: 4
●● How many eves are on a hipped roof?
Answer: 4
●● Eave
Answer: A projecting edge of a roof that extends beyond the supporting
wall.
●● Rake
Answer: The sloped edge fo a gable roof
,●● Hip
Answer: The inclined external angle of formed by the two sloping sides
of a hip roof.
●● Ridge
Answer: The highest point on the roof represented by horizontal line
where two roof areas intersect.
●● Slope
Answer: The incline angle of a roof surface expressed as a ratio of the
rise of the roof to the run of the roof, expressed in inches.
●● A 45 degree angle is a slope of
Answer: 12:12
●● What makes a roof assembly ?
Answer: A roof deck plus the roof system.
●● Which of these is NOT among the purposes of a roof deck?
Answer: Provide waterproofing and moisture control
●● Which of the following is a non stationary load that a roof deck must
be able to support?
, Answer: An installers mobile equipment up on the roof.
●● What is the purpose of light weight insulated concrete?
Answer: To form or fill or provide insulation.
●● Which type of concrete is designed to hold weight?
Answer: Structural concrete.
●● Which type of decking withholds most moisture?
Answer: OSB
●● Why does the NRCA recommend replacing composite roof deck
made of laminated insulation & OSB?
Answer: Their tendency to hold moisture can lead to dimensional
changes and fastener back out.
●● When you are installing a wood deck made of
boards,planks,plywood,or OSB, which of the following is the most
accurate statement ?
Answer: The thickness of the wood material is based on the design loads
of the building.
●● Which statement most likely accurately describes wood plank and
wood panels decks?
GUIDE WITH COMPLETE SOLUTIONS
●● How many rakes does a gable roof have ?
Answer: 4
●● Does a hip roof have any rakes ?
Answer: No
●● How many hips does a hipped roof have ?
Answer: 4
●● How many eves are on a hipped roof?
Answer: 4
●● Eave
Answer: A projecting edge of a roof that extends beyond the supporting
wall.
●● Rake
Answer: The sloped edge fo a gable roof
,●● Hip
Answer: The inclined external angle of formed by the two sloping sides
of a hip roof.
●● Ridge
Answer: The highest point on the roof represented by horizontal line
where two roof areas intersect.
●● Slope
Answer: The incline angle of a roof surface expressed as a ratio of the
rise of the roof to the run of the roof, expressed in inches.
●● A 45 degree angle is a slope of
Answer: 12:12
●● What makes a roof assembly ?
Answer: A roof deck plus the roof system.
●● Which of these is NOT among the purposes of a roof deck?
Answer: Provide waterproofing and moisture control
●● Which of the following is a non stationary load that a roof deck must
be able to support?
, Answer: An installers mobile equipment up on the roof.
●● What is the purpose of light weight insulated concrete?
Answer: To form or fill or provide insulation.
●● Which type of concrete is designed to hold weight?
Answer: Structural concrete.
●● Which type of decking withholds most moisture?
Answer: OSB
●● Why does the NRCA recommend replacing composite roof deck
made of laminated insulation & OSB?
Answer: Their tendency to hold moisture can lead to dimensional
changes and fastener back out.
●● When you are installing a wood deck made of
boards,planks,plywood,or OSB, which of the following is the most
accurate statement ?
Answer: The thickness of the wood material is based on the design loads
of the building.
●● Which statement most likely accurately describes wood plank and
wood panels decks?
