ROOFING PRACTICE EXAM #1 EXAM
WITH CORRECT QUESTIONS AND
ANSWERS 2025
According to the Architectural Sheet Metal Manual, what is the minimum thickness of a 4" x 6"
plain rectangular copper downspout?
(Architectural Sheet Metal Manual - 1.72, Table 1-9_
a. 16 oz
b. 0.025"
c. 26 ga
d. 28 ga - CORRECT-ANSWERS-16 oz
When using step or channel flashing where a title roof area intersects a side wall, NRCA
recommends extending the flashing of a minimum of _____ up the wall.
(NRCA: Steep Slope Roof Systems - 232, Figure 4-21, 4-22)
a. 2"
b. 4"
c. 6"
d. 8" - CORRECT-ANSWERS-4"
When installing EPDM waterproofing, lay the membranes on the substrate or flat surface and
allow it to relax for a minimum of ______ before use.
(NRCA: Waterproofing Manual - 45, 2.6.7.1)
a. 15 minutes
b. 30 minutes
c. 60 minutes
d. 2 hours - CORRECT-ANSWERS-30 minutes
Which of the following is not a potential problem of ponding water due to lack of drainage on a
low slope roof?
(NRCA: Membrane Roofing Systems - 264, 9.2)
a. deck deflections
b. fungal growth
c. membrane separation
d. deterioration of roof surfacing - CORRECT-ANSWERS-membrane separation
According to Roofing Construction and Estimating, how many bundles of No. 1 Tapersplit
shakes are required per square of roofing when applied with 1.2" spacing and a 7-1/2" exposure?
(Roofing Construction and Estimating - 175, Figure 6-24)
a. 5.00 bundles
b. 5.68 bundles
, c. 6.67 bundles
d. 7.55 bundles - CORRECT-ANSWERS-6.67 bundles
Each self supporting ladder shall be capable of supporting, without failure, _____ times the
maximum intended load.
(OSHA - 1926.1053(a)(1)(i))
a. 2
b. 3
c. 4
d. 5 - CORRECT-ANSWERS-4
According to the Architectural Sheet Metal Manual, which of the following metals cannot be
soldered?
(Architectural Sheet Metal Manual - B.1)
a. copper
b. terne
c. galvanized steel
d. aluminum - CORRECT-ANSWERS-aluminum
A roll of #15 roofing felt contains _____ factory squares and is _____ square feet
(Roofing Construction and Estimating - 36, Figure 3-1)
(Walker's book - 819)
a. 1;108
b. 2;216
c. 3;324
d. 4;432 - CORRECT-ANSWERS-4;432
144' x 3' = 432 sf
A _____ provides a hidden method of anchorage to avoid the exposure of mechanical fasteners
(NRCA: Architectural Metal Flashing - 36, 1.5)
a. flat seam clip
b. slip joint
c. caulk joint
d. cleat - CORRECT-ANSWERS-cleat
Buildings of four stories or more in height shall be provided a stairway access to the roof unless
the roof slope is greater than _____
(2017 FL Building Code - 386, 1011.2)
a. 2:12
b. 3:12
c. 3-1/2:12
d. 4:12 - CORRECT-ANSWERS-4:12
According to Roofing Construction and Estimating, what is the most common type of solder
used on sheet metal roofing?
(Roofing Construction and Estimating - 268)
a. 50-50
b. 40-60
WITH CORRECT QUESTIONS AND
ANSWERS 2025
According to the Architectural Sheet Metal Manual, what is the minimum thickness of a 4" x 6"
plain rectangular copper downspout?
(Architectural Sheet Metal Manual - 1.72, Table 1-9_
a. 16 oz
b. 0.025"
c. 26 ga
d. 28 ga - CORRECT-ANSWERS-16 oz
When using step or channel flashing where a title roof area intersects a side wall, NRCA
recommends extending the flashing of a minimum of _____ up the wall.
(NRCA: Steep Slope Roof Systems - 232, Figure 4-21, 4-22)
a. 2"
b. 4"
c. 6"
d. 8" - CORRECT-ANSWERS-4"
When installing EPDM waterproofing, lay the membranes on the substrate or flat surface and
allow it to relax for a minimum of ______ before use.
(NRCA: Waterproofing Manual - 45, 2.6.7.1)
a. 15 minutes
b. 30 minutes
c. 60 minutes
d. 2 hours - CORRECT-ANSWERS-30 minutes
Which of the following is not a potential problem of ponding water due to lack of drainage on a
low slope roof?
(NRCA: Membrane Roofing Systems - 264, 9.2)
a. deck deflections
b. fungal growth
c. membrane separation
d. deterioration of roof surfacing - CORRECT-ANSWERS-membrane separation
According to Roofing Construction and Estimating, how many bundles of No. 1 Tapersplit
shakes are required per square of roofing when applied with 1.2" spacing and a 7-1/2" exposure?
(Roofing Construction and Estimating - 175, Figure 6-24)
a. 5.00 bundles
b. 5.68 bundles
, c. 6.67 bundles
d. 7.55 bundles - CORRECT-ANSWERS-6.67 bundles
Each self supporting ladder shall be capable of supporting, without failure, _____ times the
maximum intended load.
(OSHA - 1926.1053(a)(1)(i))
a. 2
b. 3
c. 4
d. 5 - CORRECT-ANSWERS-4
According to the Architectural Sheet Metal Manual, which of the following metals cannot be
soldered?
(Architectural Sheet Metal Manual - B.1)
a. copper
b. terne
c. galvanized steel
d. aluminum - CORRECT-ANSWERS-aluminum
A roll of #15 roofing felt contains _____ factory squares and is _____ square feet
(Roofing Construction and Estimating - 36, Figure 3-1)
(Walker's book - 819)
a. 1;108
b. 2;216
c. 3;324
d. 4;432 - CORRECT-ANSWERS-4;432
144' x 3' = 432 sf
A _____ provides a hidden method of anchorage to avoid the exposure of mechanical fasteners
(NRCA: Architectural Metal Flashing - 36, 1.5)
a. flat seam clip
b. slip joint
c. caulk joint
d. cleat - CORRECT-ANSWERS-cleat
Buildings of four stories or more in height shall be provided a stairway access to the roof unless
the roof slope is greater than _____
(2017 FL Building Code - 386, 1011.2)
a. 2:12
b. 3:12
c. 3-1/2:12
d. 4:12 - CORRECT-ANSWERS-4:12
According to Roofing Construction and Estimating, what is the most common type of solder
used on sheet metal roofing?
(Roofing Construction and Estimating - 268)
a. 50-50
b. 40-60
