FLORIDA GLASS AND GLAZING
CONTRACTOR PROFESSIONAL EXAM
QUESTIONS WITH CORRECT ANSWERS
1. According to the Florida Building Code, what is the minimum required thickness for glass
used in a hazardous location if it is not tempered or laminated?
A. 1/8 inch
B. None, safety glazing is mandatory in hazardous locations
C. 3/8 inch
D. 1/4 inch
E.
Answer: B
Conceptual Explanation: The Florida Building Code requires safety glazing (tempered or
laminated) in all designated hazardous locations regardless of thickness.
2. In the High Velocity Hurricane Zone (HVHZ), Large Missile Impact tests require a 9-pound
2x4 to be fired at what speed?
A. 50 feet per second
,B. 34 feet per second
C. 80 feet per second
D. 120 feet per second
Answer: A
Conceptual Explanation: ASTM E1886 and E1996, mandated by the FBC for HVHZ, specify
50 feet per second for Large Missile Impact.
3. What is the standard placement for setting blocks for a typical glass lite in a storefront
system?
A. At 1/4 points of the sill
B. At the corners
C. At the midpoint of the sill
D. At 1/8 points of the sill
Answer: A
Conceptual Explanation: Industry standards (GANA) specify that setting blocks should be
placed at the 1/4 points of the bottom edge to distribute weight properly.
4. Which ASTM standard covers the specification for heat-treated flat glass (Kind HS, Kind
FT)?
A. ASTM C1048
B. ASTM C1036
, C. ASTM C1172
D. ASTM E1300
Answer: A
Conceptual Explanation: ASTM C1048 is the standard specification for heat-strengthened
and fully tempered flat glass.
5. According to OSHA 1926, at what height is fall protection required for employees working
on walking/working surfaces?
A. 4 feet
B. 6 feet
C. 10 feet
D. 15 feet
Answer: B
Conceptual Explanation: OSHA 1926.501(b)(1) requires fall protection for heights of 6
feet or more in construction.
6. What causes spontaneous breakage in fully tempered glass due to internal inclusions?
A. Sodium Carbonate
B. Nickel Sulfide
C. Iron Oxide
CONTRACTOR PROFESSIONAL EXAM
QUESTIONS WITH CORRECT ANSWERS
1. According to the Florida Building Code, what is the minimum required thickness for glass
used in a hazardous location if it is not tempered or laminated?
A. 1/8 inch
B. None, safety glazing is mandatory in hazardous locations
C. 3/8 inch
D. 1/4 inch
E.
Answer: B
Conceptual Explanation: The Florida Building Code requires safety glazing (tempered or
laminated) in all designated hazardous locations regardless of thickness.
2. In the High Velocity Hurricane Zone (HVHZ), Large Missile Impact tests require a 9-pound
2x4 to be fired at what speed?
A. 50 feet per second
,B. 34 feet per second
C. 80 feet per second
D. 120 feet per second
Answer: A
Conceptual Explanation: ASTM E1886 and E1996, mandated by the FBC for HVHZ, specify
50 feet per second for Large Missile Impact.
3. What is the standard placement for setting blocks for a typical glass lite in a storefront
system?
A. At 1/4 points of the sill
B. At the corners
C. At the midpoint of the sill
D. At 1/8 points of the sill
Answer: A
Conceptual Explanation: Industry standards (GANA) specify that setting blocks should be
placed at the 1/4 points of the bottom edge to distribute weight properly.
4. Which ASTM standard covers the specification for heat-treated flat glass (Kind HS, Kind
FT)?
A. ASTM C1048
B. ASTM C1036
, C. ASTM C1172
D. ASTM E1300
Answer: A
Conceptual Explanation: ASTM C1048 is the standard specification for heat-strengthened
and fully tempered flat glass.
5. According to OSHA 1926, at what height is fall protection required for employees working
on walking/working surfaces?
A. 4 feet
B. 6 feet
C. 10 feet
D. 15 feet
Answer: B
Conceptual Explanation: OSHA 1926.501(b)(1) requires fall protection for heights of 6
feet or more in construction.
6. What causes spontaneous breakage in fully tempered glass due to internal inclusions?
A. Sodium Carbonate
B. Nickel Sulfide
C. Iron Oxide
