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CBO
COMBUSTIBLE MATERIAL IN TYPES I AND II CONSTRUCTION QUIZ
1. According to Section 603.1, in which of the following scenarios is fire-retardant-treated wood permitted in Type I or II construction?
A. Nonbearing partitions with a fire-resistance rating greater than 2 hours
B. Nonbearing exterior walls requiring fire-resistance-rated construction
C. Roof construction, including girders and trusses
D. Shaft enclosures in Group I-2 occupancies
2. In buildings of Type IA construction exceeding two stories above grade plane, when is fire-retardant-treated wood not permitted in roof construction?
A. When the building exceeds 100 feet in height
B. When the vertical distance from the upper floor to the roof is less than 20 feet
C. When the total occupant load exceeds 50
D. When it is used for decking and framing only
3. Which type of insulation is allowed in Type I and II construction if placed between two layers of noncombustible materials without an airspace?
A. Insulation with a flame spread index of not more than 200
B. Insulation with a flame spread index of not more than 25
C. Insulation with a flame spread index of not more than 100
D. Insulation with a flame spread index of not more than 75
4. Which code governs the installation of nonmetallic ducts in Type I and II construction?
A. International Plumbing Code
B. International Mechanical Code
C. International Energy Conservation Code
D. International Fire Code
5. What is the maximum allowable height for wood panels or similar light construction partitions within stores and offices under Section 603.1?
A. 4 feet
B. 6 feet
C. 8 feet
D. 10 feet
6. According to Section 603.1, which of the following materials is permitted in plenums if compliant with the International Mechanical Code?
A. Combustible insulation
B. Sprayed fire-resistive materials
C. Light-transmitting plastics
D. Materials exposed within plenums
7. In which of the following conditions is wood blocking permitted in Type I and II construction?
A. When used for interior wall framing
B. As structural load-bearing elements
C. For handrails, millwork, and cabinets
D. In exterior wall assemblies requiring a fire-resistance rating
8. Where is combustible electrical wiring insulation allowed in Type I and II construction?
A. Only in non-rated walls and ceilings
B. In any part of the building if covered with gypsum board
C. Where installed per the IBC limitations
D. It is not allowed under any circumstances
9. Under what conditions is vapor retarder material allowed in Type I and II construction?
A. Only when installed with a fire-resistance rating
B. As required by Section 1404.3
C. If used exclusively on roof assemblies
D. When applied in combustible concealed spaces
10. In Type I and II construction, wood nailers for parapet flashing and roof cants are:
A. Prohibited due to fire hazards
B. Allowed with a 2-hour fire-resistance rating
C. Permitted as specified in Section 603.1
D. Only allowed if installed below the roof deck
1. According to Section 603.1, in which of the following scenarios is fire-retardant-treated wood permitted in Type I or II construction?
A. Nonbearing partitions with a fire-resistance rating greater than 2 hours
B. Nonbearing exterior walls requiring fire-resistance-rated construction
C. Roof construction, including girders and trusses
D. Shaft enclosures in Group I-2 occupancies
2. In buildings of Type IA construction exceeding two stories above grade plane, when is fire-retardant-treated wood not permitted in roof construction?
A. When the building exceeds 100 feet in height
B. When the vertical distance from the upper floor to the roof is less than 20 feet
C. When the total occupant load exceeds 50
D. When it is used for decking and framing only
3. Which type of insulation is allowed in Type I and II construction if placed between two layers of noncombustible materials without an airspace?
A. Insulation with a flame spread index of not more than 200
B. Insulation with a flame spread index of not more than 25
C. Insulation with a flame spread index of not more than 100
D. Insulation with a flame spread index of not more than 75
4. Which code governs the installation of nonmetallic ducts in Type I and II construction?
A. International Plumbing Code
B. International Mechanical Code
C. International Energy Conservation Code
D. International Fire Code
5. What is the maximum allowable height for wood panels or similar light construction partitions within stores and offices under Section 603.1?
A. 4 feet
B. 6 feet
C. 8 feet
D. 10 feet
6. According to Section 603.1, which of the following materials is permitted in plenums if compliant with the International Mechanical Code?
A. Combustible insulation
B. Sprayed fire-resistive materials
C. Light-transmitting plastics
D. Materials exposed within plenums
7. In which of the following conditions is wood blocking permitted in Type I and II construction?
A. When used for interior wall framing
B. As structural load-bearing elements
C. For handrails, millwork, and cabinets
D. In exterior wall assemblies requiring a fire-resistance rating
8. Where is combustible electrical wiring insulation allowed in Type I and II construction?
A. Only in non-rated walls and ceilings
B. In any part of the building if covered with gypsum board
C. Where installed per the IBC limitations
D. It is not allowed under any circumstances
9. Under what conditions is vapor retarder material allowed in Type I and II construction?
A. Only when installed with a fire-resistance rating
B. As required by Section 1404.3
C. If used exclusively on roof assemblies
D. When applied in combustible concealed spaces
10. In Type I and II construction, wood nailers for parapet flashing and roof cants are:
A. Prohibited due to fire hazards
B. Allowed with a 2-hour fire-resistance rating
C. Permitted as specified in Section 603.1
D. Only allowed if installed below the roof deck