True/False
Indicate whether the sentence or statement is true
or false.
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1.
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Connections are the strong points of a truss.
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2.
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Gusset plates absorb heat faster than wood.
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3.
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Trusses create large void spaces that help control fire spread.
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4.
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Synthetic materials produce a higher fire load than ordinary
combustibles.
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5.
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It is
safe to relate a buildings fire rating to a potential time of collapse.
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Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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6.
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Which
of the following statements is incorrect? a. | Engineered wood structural members perform well under fire
conditions. | b. | Generally, the problems presented by roof structures are the
framing system or type of truss used and the void space created. | c. | Wood trusses can
supply a large fire load in void spaces. | d. | Engineered wood structural members present a large combustible
surface. | e. | Building occupants often do not understand the development and
travel of fire in void spaces, which can cause a delay in fire department
notification. | | |
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7.
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The
most common construction material is ____. a. | steel | c. | wood | b. | concrete | d. | aluminum | | | | |
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8.
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Structural steel loses ____% of its strength at 1100 degrees. a. | 25 | c. | 75 | b. | 50 | d. | none of the above | | | | |
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9.
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During a structure fire, steel members that are heated ____. a. | contract | c. | glow | b. | expand | d. | stretch | | | | |
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10.
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A
load that was anticipated by the engineer is ____. a. | dead | c. | concentrated | b. | design | d. | distributed | | | | |
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