1|Page
2026 FLORIDA ROOFING TRADE
KNOWLEDGE TEST PREP (GCS) ALL
QUESTIONS AND CORRECT DETAILED
ANSWERS TOP RATED VERSION FOR
2026-2027 ALREADY A GRADED | NEW
AND REVISED
Who is responsible for requiring the wearing of appropriate personal
protective equipment?
REFERENCE: OSHA - 1926.28(a) - ANSWER- The employer
Valley flashing for metal roof shingles shall extend at least:
REFERENCE: FBC-B 2020/2017 - 1507.5.7 - ANSWER- 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 - ANSWER-
3
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On counter flashing systems, flashing receivers should be:
REFERENCE: SMACNA-PG.4.6 - ANSWER- 16 oz. copper
A roofing crew should be able to place ___ squares per day of
mechanically fastened EPDM roofing.
REFERENCE: WALKERS 31ST - PG.825 - ANSWER- 35
In batten seam roofing, the recommended MAXIMUM distance between
battens is:
REFERENCE: SMACNA-(7th)-PG. 6.18 - ANSWER- 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 - ANSWER- Wood
shingles
It is recommended that drip edge metal for tile roof systems be
fabricated from:
REFERENCE: NRCA Steep Slope (2021) PG. 226 - ANSWER- 16 oz
copper
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A gallon of water weighs:
REFERENCE: NRCA-2020-WATERPROOFING - PG. 30 - ANSWER-
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 - ANSWER-
1.31 lb. /ft2
On a sloping roof penetration extend the flashing flange a minimum of:
REFERENCE: SMACNA-(7th) -PG. 8.24 - ANSWER- 4 inches onto
the roof
Special Kraft-faced fiberglass batts come in two thicknesses and are:
REFERENCE: RCE-PG. 350 - ANSWER- 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?
2026 FLORIDA ROOFING TRADE
KNOWLEDGE TEST PREP (GCS) ALL
QUESTIONS AND CORRECT DETAILED
ANSWERS TOP RATED VERSION FOR
2026-2027 ALREADY A GRADED | NEW
AND REVISED
Who is responsible for requiring the wearing of appropriate personal
protective equipment?
REFERENCE: OSHA - 1926.28(a) - ANSWER- The employer
Valley flashing for metal roof shingles shall extend at least:
REFERENCE: FBC-B 2020/2017 - 1507.5.7 - ANSWER- 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 - ANSWER-
3
,2|Page
On counter flashing systems, flashing receivers should be:
REFERENCE: SMACNA-PG.4.6 - ANSWER- 16 oz. copper
A roofing crew should be able to place ___ squares per day of
mechanically fastened EPDM roofing.
REFERENCE: WALKERS 31ST - PG.825 - ANSWER- 35
In batten seam roofing, the recommended MAXIMUM distance between
battens is:
REFERENCE: SMACNA-(7th)-PG. 6.18 - ANSWER- 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 - ANSWER- Wood
shingles
It is recommended that drip edge metal for tile roof systems be
fabricated from:
REFERENCE: NRCA Steep Slope (2021) PG. 226 - ANSWER- 16 oz
copper
, 3|Page
A gallon of water weighs:
REFERENCE: NRCA-2020-WATERPROOFING - PG. 30 - ANSWER-
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 - ANSWER-
1.31 lb. /ft2
On a sloping roof penetration extend the flashing flange a minimum of:
REFERENCE: SMACNA-(7th) -PG. 8.24 - ANSWER- 4 inches onto
the roof
Special Kraft-faced fiberglass batts come in two thicknesses and are:
REFERENCE: RCE-PG. 350 - ANSWER- 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?
