solutions 2023
Low roof slope is a possible problem with all these materials EXCEPT:
a. asphalt shingles
b. wood shingles
c. wood shakes
d. roll roofing - correct answer d. roll roofing
The most vulnerable areas on roofs are:
a. asphalt shingle "cut outs" or slots
b. flashing details
c. gable ends
d. eaves - correct answer b. flashing details
Ridge flashing can also act as:
a. venting systems
b. rain gutters
c. lightning protection systems
d. structural braces - correct answer a. venting systems
Ceiling joists are:
a. similar to rafters but found on low-slope roofs
b. horizontal members used with rafters and sometimes roof joists
c. 2x4's, 2x6's, 2x8's or 2x10's and are used to support the sheathing
d. structural members that support the "dead" load of the roof sheathing and the roofing
material and the "live" loads above. - correct answer b. horizontal members used with
rafters and sometimes roof joists
A common problem with skylights in cold climates is:
a. reduced visibility and light entry due to snow covering
b. wind noise
c. cool drafts on people sitting below skylights
d. ice dams - correct answer d. ice dams
What is the advantage of "open" or "skip" sheathing?
a. Roof pitch
, b. Exposure
c. Improves drying of shakes or shingles
d. Wear through and burn through - correct answer c. Improves drying of shakes and
shingles
How close together should shakes and shingles be, side by side? - correct answer
Shingles = 1/4" to 3/8"
Shakes = 3/8" to 5/8"
How do clay tiles fail? - correct answer Cracking or spalling
Roll roofing is commonly used in what flashing detail?
a. Step flashing
b. Valley flashing
c. Cap flashing
d. Counter flashing - correct answer b. Valley flashing
The slope of a valley is:
a. The same as the slope of the roof
b. Steeper than the slope of the roof
c. Less steep than the slope of the roof - correct answer c. "Less steep" than the slope
of the roof
What is the base flashing at the sides of the chimney called?
a. Kick out flashing
b. Vertical flashing
c. Counter flashing
d. Step flashing - correct answer d. Step out flashing
How many square feet is a square foot of roofing material? - correct answer 100 square
feet
What is the pitch of the roof and how is it usually expressed? - correct answer The pitch
of the roof is the slope of the roof
What are parts of an asphalt shingle? - correct answer Base asphalt
Coating
Granules
Slate roofs weigh _____ pounds and up per square? - correct answer 650 lbs.
On what type of roof covering might you find a standing system? - correct answer Metal