Florida Roofing Trade Knowledge Test Prep (GCS) || with
Complete Solutions.
Who is responsible for requiring the wearing of appropriate personal protective equipment?
REFERENCE: OSHA - 1926.28(a) correct answers The employer
Valley flashing for metal roof shingles shall extend at least:
REFERENCE: FBC-B 2020/2017 - 1507.5.7 correct answers 8 inches from the centerline each
way
How many plies of coal tar built-membrane are needed to waterproof a wall when the hydrostatic
pressure is 49 feet?
REFERENCE: NRCA-2020-WATERPROOF-PG.43 & 44 correct answers 3
On counter flashing systems, flashing receivers should be:
REFERENCE: SMACNA-PG.4.6 correct answers 16 oz. copper
A roofing crew should be able to place ___ squares per day of mechanically fastened EPDM
roofing.
REFERENCE: WALKERS 31ST - PG.825 correct answers 35
In batten seam roofing, the recommended MAXIMUM distance between battens is:
REFERENCE: SMACNA-(7th)-PG. 6.18 correct answers 20 inches
In a HVHZ, no re-cover applications shall take place over which of the following existing
materials?
REFERENCE: FBC-B 2020/2017 - 1521.16 correct answers Wood shingles
It is recommended that drip edge metal for tile roof systems be fabricated from:
REFERENCE: NRCA Steep Slope (2021) PG. 226 correct answers 16 oz copper
A gallon of water weighs:
REFERENCE: NRCA-2020-WATERPROOFING - PG. 30 correct answers 62.4 lbs per cubic
foot
What is the nominal weight of 22-gage stainless steel?
, REFERENCE: SMACNA-(7th) - PG. A.3 - TABLE A-4 correct answers 1.31 lb. /ft2
On a sloping roof penetration extend the flashing flange a minimum of:
REFERENCE: SMACNA-(7th) -PG. 8.24 correct answers 4 inches onto the roof
Special Kraft-faced fiberglass batts come in two thicknesses and are:
REFERENCE: RCE-PG. 350 correct answers 24 inches wide and 48 inches long
Per NRCA, skylight frames should overlap the curb a minimum of how many inches to act as a
counterflashing or a separate counterflashing should be installed?
REFERENCE: NRCA-METAL PANEL AND SPF - PG. 153 and PG. 165 (2016) and PG. 201
and PG. 440 (2020) correct answers 3 inches
Per NRCA, which of the following is not a bitumen used for built-up membrane systems (BUR)?
REFERENCE: NRCA-2019-MEMBRANE-PG. 174 correct answers Coal-tar system
According to Walker's, when performed metal siding is laid on roofs, it should have an end lap
of:
REFERENCE: WALKERS-(31st) - PG. 811 correct answers 3 to 6 inches depending on the
pitch of the roof.
Horizontal grade roof cements are used for embedding metal flashing flanges and forming seals
at:
REFERENCE: NRCA MEMBRANE 2019 PG. 194 correct answers Penetrations
What is the MINIMUM design slope for liquid-applied roofs according to the Florida Building
Code?
REFERENCE: FBC-B - -- 1507.15.1 correct answers 1/4:12
Slope transition metal is typically laid over polymer modified bitumen sheets which are:
REFERENCE: NRCA-METAL PANEL & SPF - PG.134 (2020) correct answers ASTM D1970
compliant
What is the maximum distance between the expansion joint and downspouts for a built-in gutter
with the following specifications?
- 24-guage stainless steel downspout
- 12' width of gutter bottom
Complete Solutions.
Who is responsible for requiring the wearing of appropriate personal protective equipment?
REFERENCE: OSHA - 1926.28(a) correct answers The employer
Valley flashing for metal roof shingles shall extend at least:
REFERENCE: FBC-B 2020/2017 - 1507.5.7 correct answers 8 inches from the centerline each
way
How many plies of coal tar built-membrane are needed to waterproof a wall when the hydrostatic
pressure is 49 feet?
REFERENCE: NRCA-2020-WATERPROOF-PG.43 & 44 correct answers 3
On counter flashing systems, flashing receivers should be:
REFERENCE: SMACNA-PG.4.6 correct answers 16 oz. copper
A roofing crew should be able to place ___ squares per day of mechanically fastened EPDM
roofing.
REFERENCE: WALKERS 31ST - PG.825 correct answers 35
In batten seam roofing, the recommended MAXIMUM distance between battens is:
REFERENCE: SMACNA-(7th)-PG. 6.18 correct answers 20 inches
In a HVHZ, no re-cover applications shall take place over which of the following existing
materials?
REFERENCE: FBC-B 2020/2017 - 1521.16 correct answers Wood shingles
It is recommended that drip edge metal for tile roof systems be fabricated from:
REFERENCE: NRCA Steep Slope (2021) PG. 226 correct answers 16 oz copper
A gallon of water weighs:
REFERENCE: NRCA-2020-WATERPROOFING - PG. 30 correct answers 62.4 lbs per cubic
foot
What is the nominal weight of 22-gage stainless steel?
, REFERENCE: SMACNA-(7th) - PG. A.3 - TABLE A-4 correct answers 1.31 lb. /ft2
On a sloping roof penetration extend the flashing flange a minimum of:
REFERENCE: SMACNA-(7th) -PG. 8.24 correct answers 4 inches onto the roof
Special Kraft-faced fiberglass batts come in two thicknesses and are:
REFERENCE: RCE-PG. 350 correct answers 24 inches wide and 48 inches long
Per NRCA, skylight frames should overlap the curb a minimum of how many inches to act as a
counterflashing or a separate counterflashing should be installed?
REFERENCE: NRCA-METAL PANEL AND SPF - PG. 153 and PG. 165 (2016) and PG. 201
and PG. 440 (2020) correct answers 3 inches
Per NRCA, which of the following is not a bitumen used for built-up membrane systems (BUR)?
REFERENCE: NRCA-2019-MEMBRANE-PG. 174 correct answers Coal-tar system
According to Walker's, when performed metal siding is laid on roofs, it should have an end lap
of:
REFERENCE: WALKERS-(31st) - PG. 811 correct answers 3 to 6 inches depending on the
pitch of the roof.
Horizontal grade roof cements are used for embedding metal flashing flanges and forming seals
at:
REFERENCE: NRCA MEMBRANE 2019 PG. 194 correct answers Penetrations
What is the MINIMUM design slope for liquid-applied roofs according to the Florida Building
Code?
REFERENCE: FBC-B - -- 1507.15.1 correct answers 1/4:12
Slope transition metal is typically laid over polymer modified bitumen sheets which are:
REFERENCE: NRCA-METAL PANEL & SPF - PG.134 (2020) correct answers ASTM D1970
compliant
What is the maximum distance between the expansion joint and downspouts for a built-in gutter
with the following specifications?
- 24-guage stainless steel downspout
- 12' width of gutter bottom
