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Roofing Practice Exam Questions and Answers with
Complete Solutions UPDATED!!!
Characteristics of modified polyurethane - ANSWER All except
weather resistance, color retention, high UV resistance, fire
resistance.
Total squares of shingles required - ANSWER Less than 25,
between 25 and 26, between 26 and 27, more than 27.
Total square inches of surface area for one square foot of gutter
- ANSWER Less than 125, between 125 and 145, between 145
and 165, more than 165.
Valley flashing metal extension - ANSWER Shall extend 12
inches beyond the ridge.
Open valley shingle spacing - ANSWER Shingles at the upper
end should be 3 inches apart.
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Trimming shingles along the valley centerline - ANSWER The
process is known as dubbing.
End lap for roll roofing using concealed nail method - ANSWER
Should be 2 inches.
Nails for 24 inch taper-split shakes - ANSWER Should use
stainless steel 5d box nails 1 3/4 inches long.
Reduced capacity of a multiple leg sling - ANSWER At an angle
of 45 degrees is 1,414 pounds.
Length of eave for the residence - ANSWER Less than 270,
between 270 and 280, between 280 and 290, more than 290.
Total length of hip and valley for the residence - ANSWER Less
than 151, between 151 and 153, between 153 and 155, more
than 155.
Total square feet of surface area for one lineal foot of
downspout - ANSWER 168, 14, 1.17, 1.
Roofing Practice Exam Questions and Answers with
Complete Solutions UPDATED!!!
Characteristics of modified polyurethane - ANSWER All except
weather resistance, color retention, high UV resistance, fire
resistance.
Total squares of shingles required - ANSWER Less than 25,
between 25 and 26, between 26 and 27, more than 27.
Total square inches of surface area for one square foot of gutter
- ANSWER Less than 125, between 125 and 145, between 145
and 165, more than 165.
Valley flashing metal extension - ANSWER Shall extend 12
inches beyond the ridge.
Open valley shingle spacing - ANSWER Shingles at the upper
end should be 3 inches apart.
, 2|Page
Trimming shingles along the valley centerline - ANSWER The
process is known as dubbing.
End lap for roll roofing using concealed nail method - ANSWER
Should be 2 inches.
Nails for 24 inch taper-split shakes - ANSWER Should use
stainless steel 5d box nails 1 3/4 inches long.
Reduced capacity of a multiple leg sling - ANSWER At an angle
of 45 degrees is 1,414 pounds.
Length of eave for the residence - ANSWER Less than 270,
between 270 and 280, between 280 and 290, more than 290.
Total length of hip and valley for the residence - ANSWER Less
than 151, between 151 and 153, between 153 and 155, more
than 155.
Total square feet of surface area for one lineal foot of
downspout - ANSWER 168, 14, 1.17, 1.
