Roofing Practice Exam #2
Study online at https://quizlet.com/_9ips7a
1. According to NRCA roofing manual: steep-slope roof 12"
systems, what is recommended nail spacing to fasten
battens to the deck?
2. According to OSHA, a toeboard shall be required 10 feet
along the edge of platforms more than ______ above
lower levels for a distance sufficient to protect em-
ployees below.
3. What is the recommenced weight for copper standing 20 oz
seams roofs with widths between seams of excess of
20"?
4. The NRCA recommends that polyvinyl chloride sheet ASTM D 44434
roofing comply with which ASTM standard?
5. Spray Polyurethane Foam (SPF) roofing systems re- provide walkways for four
quire a protective surfacing for all of the following traffic
reasons except:
6. Drip Edges shall be mechanically fastened at _____ on 12"
center.
7. Type I asphalt has a minimum ductility of _______ cen- 10.0
timeters.
8. According to roofing construction and estimating, above
when flashing a vent pipe on a concrete tile over an
unsealed underlayment system extend the flange of
the lead vent jack under the tile course immediately
_______ the pipe.
9.
1/9
, Roofing Practice Exam #2
Study online at https://quizlet.com/_9ips7a
All SBS polymer modified asphalt coated base sheets base sheet in the installa-
are suitable for use as a tion of a multiple ply poly-
mer modified membrane
system
10. The dew point is the temperature at which water va- condense
por will_______.
11. What is the temperature at which bitumen attains the equiviscous temperature
proper viscosity for built up membrane application
called?
12. If wood battens are not raised to allow for drainage 4 feet
they should be no longer than ________ with approx-
imately 1/2" separation between ends to help drain
moisture that may migrate into the roof system.
13. According to roofing construction and estimating, a 5
roofing felt installed on the outside of an exterior wall
is typically _______times more permeable than a vapor
barrier installed on the inside of an exterior wall.
14. The NRCA recommends that ______ roofing asphalt be Type IV
used for slopes greater than 1:12.
15. What type of flashing should be installed where the step flashing
rake of the roof meets a vertical wall?
16. What is the minimum roof slope for metal shingles in 4 in 12
hurricanes zones?
17. According to roofing construction and estimating, 24"
what is the typical width of tapered rigid insulation?
2/9
Study online at https://quizlet.com/_9ips7a
1. According to NRCA roofing manual: steep-slope roof 12"
systems, what is recommended nail spacing to fasten
battens to the deck?
2. According to OSHA, a toeboard shall be required 10 feet
along the edge of platforms more than ______ above
lower levels for a distance sufficient to protect em-
ployees below.
3. What is the recommenced weight for copper standing 20 oz
seams roofs with widths between seams of excess of
20"?
4. The NRCA recommends that polyvinyl chloride sheet ASTM D 44434
roofing comply with which ASTM standard?
5. Spray Polyurethane Foam (SPF) roofing systems re- provide walkways for four
quire a protective surfacing for all of the following traffic
reasons except:
6. Drip Edges shall be mechanically fastened at _____ on 12"
center.
7. Type I asphalt has a minimum ductility of _______ cen- 10.0
timeters.
8. According to roofing construction and estimating, above
when flashing a vent pipe on a concrete tile over an
unsealed underlayment system extend the flange of
the lead vent jack under the tile course immediately
_______ the pipe.
9.
1/9
, Roofing Practice Exam #2
Study online at https://quizlet.com/_9ips7a
All SBS polymer modified asphalt coated base sheets base sheet in the installa-
are suitable for use as a tion of a multiple ply poly-
mer modified membrane
system
10. The dew point is the temperature at which water va- condense
por will_______.
11. What is the temperature at which bitumen attains the equiviscous temperature
proper viscosity for built up membrane application
called?
12. If wood battens are not raised to allow for drainage 4 feet
they should be no longer than ________ with approx-
imately 1/2" separation between ends to help drain
moisture that may migrate into the roof system.
13. According to roofing construction and estimating, a 5
roofing felt installed on the outside of an exterior wall
is typically _______times more permeable than a vapor
barrier installed on the inside of an exterior wall.
14. The NRCA recommends that ______ roofing asphalt be Type IV
used for slopes greater than 1:12.
15. What type of flashing should be installed where the step flashing
rake of the roof meets a vertical wall?
16. What is the minimum roof slope for metal shingles in 4 in 12
hurricanes zones?
17. According to roofing construction and estimating, 24"
what is the typical width of tapered rigid insulation?
2/9
