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29 Cards in this Set
- Front
- Back
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1. Which of the following statements regarding roof construction is MOST accurate?
A. codes require removal of a deteriorated roof entirely before replacing it with a new one B. once a roof is installed, additional loads may not be added. C. roof construction may result in concealed spaces between the ceiling and the roof deck D. roofs are designed to support live loads equal to those supported by floors. |
C. roof construction may result in concealed spaces between the ceiling and the roof deck
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2. Which type of pitched roof is shown in the illustration below?
A. mansard B. gable C. butterfly D. hip |
D. hip
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3. What type of roof has slopes on each side at two different angles and is often used on barns?
A. mansard B. hip C. gambrel D. monitor |
C. gambrel
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4. What type of roof is designed to provide better light and ventilation and has vertical sides known as clerestories?
A. mansard B. gambrel C. butterfly D. monitor |
D. monitor
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5. Modern ventilation and lighting systems have largely eliminated the need for __ roofs.
A. sawtooth B. gambrel C. butterfly D. mansard |
A. sawtooth
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6. Curved roofs are most frequently supported by:
A. arches B. beams C. columns D. cables |
A. arches
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7. What are the forces produced by a dome roof?
A. horizontal force at both the base and the top B. compressive force at both the base and the top C. horizontal force at the bottom and compressive force at the top D. compressive force at the bottom and horizontal force at the top |
C. horizontal force at the bottom and compressive force at the top
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8. Traditional wood-joisted roofs lose their strength gradually as they burn, resulting in:
A. deflection B. sponginess C. vibration D. elevation |
B. sponginess
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9. Which of the following statements describes the difference between an inverted roof and a conventional roof?
A. in a conventional roof, the main joists are located at the level of the ceiling B. in an inverted roof, the main joists are located at the final roof level. C. In an inverted roof, the main joists are located at the level of the ceiling D. In an inverted roof, the framework to support the floor deck is constructed below the main joists. |
C. In an inverted roof, the main joists are located at the level of the ceiling
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10. Rafters are standard support for all of the following roof types EXCEPT:
A. butterfly B. gambrel C. shed D. mansard |
A. butterfly
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11. If the attic floor joists or collar beams used in conjunction with roof rafters are damaged or destroyed in a fire, the roof can push __ against the walls.
A. up B. down C. in D. out |
D. out
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12. Wood rafters can be spaced from __ inches apart, depending on the span and design load
A. 6 to 10 B. 8 to 16 C. 12 to 16 D. 12 to 24 |
D. 12 to 24
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Which of the following statements regarding steel trusses is MOST accurate?
A. the most common type of steel truss used for pitched roofs is the bowstring truss B. steel trusses are usually fabricated elsewhere and transported to the job site C. trusses transported to the job site must be transported as one unit D. the fink and pratt style trusses are rarely used for pitched roofs |
B. steel trusses are usually fabricated elsewhere and transported to the job site
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An example of material that serves as both roof decking and exterior roof covering is:
A. plywood B. concrete C. corrugated steel D. gypsum |
C. corrugated steel
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The roof deck material that is made "nailable" with wood nailing strips either embedded or placed between rigid insulation panels is:
A. wood planks B. cast-in-place concrete C. precast concrete D. gypsum |
B. cast-in-place concrete
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Which material layer in a flat roof keeps out rain and snow from the interior of the building?
A. membrane B. drainage C. wear course D. vapor barrier |
A. membrane
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Using a propane torch to heat the underside of a __ membrane as it is unrolled can result in roof-covering fires that spread rapidly across the entire roof.
A. single-ply B. fluid-applied C. multi-ply D. built-up |
A. single-ply
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When a gravel surface is used to protect a roof from mechanical abrasion, it also:
A. increases the insulation between the outside and inside of the building B. increases the resistance to ignition by flaming brands from adjacent buildings C. decreases the movement of water, hampering drainage D. helps diffuse interior moisture into the insulation layer |
B. increases the resistance to ignition by flaming brands from adjacent buildings
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Which of the statements regarding wood shingles and shakes is MOST accurate?
A. wood shingles are thick and split from the wood by hand or machine B. shake shingles are thick and sawn from pieces of tree trunk C. wood shingles are thin and sawn from pieces of tree trunk D. shake shingles are thin and split from the wood by hand or machine |
C. wood shingles are thin and sawn from pieces of tree trunk
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What type of shingle or tile is installed with the nail just touching, so the shingle or tile hangs on the nail?
A. slate tiles B. clay tiles C. asphalt shingles D. wood shingles |
A. slate tiles
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Which of the following statements regarding clay tiles and slate is MOST accurate?
A. clay tiles and slate are combustible materials B. clay tiles and slate must be treated to achieve fire resistance C. clay tiles and slate prevent flying brands from reaching the roof deck D. tiles can become loose and fall from the roof under fire conditions |
D. tiles can become loose and fall from the roof under fire conditions
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Which of the following statements regarding metal roof coverings is MOST accurate?
A. the seams of flat sheets of metal roofing stand up vertically at the joints between adjacent sheets B. only corrugated metal can be used as a metal roof covering C. corrugated roofing sheets require decking before they an be installed D. it is not necessary to use the same metal for the nails as the metal for the roofing sheets |
A. the seams of flat sheets of metal roofing stand up vertically at the joints between adjacent sheets
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Which NFPA standard details methods of testing the fire resistance of roof coverings?
A. 256 B. 344 C. 572 D. 603 |
A. 256
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24. TEst procedures used to evaluate fire hazards of roof coverings:
A. simulate fire exposure conditions originating inside a building B. simulate fire exposure conditions originating outside a building C. are identified in ASTM E-118 D. involve five separate test procedures |
B. simulate fire exposure conditions originating outside a building
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Roof coverings classified as __ are effective against severe fire
A. class I B. class AA C. class A D. class I-A |
C. class A
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Which of the following statements regarding fire fighting concerns in buildings with rain roofs is MOST accurate?
A. the rain roof is applied directly on top of the old roof B. fire travel is limited in a building with a rain roof C. a building with a rain roof is more likely to collapse than a building that does not have a rain roof D. a building with a rain roof can be more difficult to ventilate |
D. a building with a rain roof can be more difficult to ventilate
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Which of the following statements regarding fire tactics for air-supported roofs is most accurate?
A. ventilating air-supported roofs may result in loss of interior pressure B. air-supported roofs will adequately support the weight of several firefighters C. conventional fire tactics are as effective for air-supported roofs as they are for roofs with asphalt shingles D. computer-controlled air pressure will prevent any deflation when the doors are open for a prolonged period to attack a fire |
A. ventilating air-supported roofs may result in loss of interior pressure
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Which of the following statements regarding skylights is MOST accurate?
A. skylights are always provided with operable panes B. skylights provide a rapid means of ventilating heat and smoke C. skylights are equipped with automatic venting mechanisms. D. it is safe to step on a skylight if it is manufactured from tempered glass |
B. skylights provide a rapid means of ventilating heat and smoke
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29. Which of the following statements regarding ceilings is MOST accurate?
A. ceilings almost always play a structural role in a building B. ceiling material attached directly to the roof joists creates a significant concealed space C. building codes require the removal of the old ceiling before installing a new ceiling when renovating older buildings D. fire development in roof spaces can be hidden by a ceiling |
D. fire development in roof spaces can be hidden by a ceiling
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