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Building Construction Classifications Flashcards

7 cards from real CFI practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Building Construction Classifications flashcards as text

  1. A fire inspector is reviewing plans for a new 4-story mixed-use building with cold-formed steel framing, gypsum board sheathing, and no masonry. Which IBC construction type is MOST likely intended?

    Answer: Type III-A or Type V-A with fire-rated assemblies

    Cold-formed steel framing with gypsum protection to achieve fire-resistance ratings is characteristic of Type III-A or Type V-A light-frame protected construction.

  2. The primary reason fire fighters must know construction type before entering a burning building is to:

    Answer: Predict likely collapse timelines and structural failure points

    Construction type directly informs when and where structural collapse may occur, which is essential tactical information for firefighter safety.

  3. Which of the following building materials, when used for structural elements, would automatically make a building noncombustible construction under NFPA 220?

    Answer: Reinforced concrete columns

    Reinforced concrete is a noncombustible material; its use for structural elements places the building in the noncombustible construction category under NFPA 220.

  4. A pre-1960 unreinforced masonry building with interior wood framing presents which special collapse hazard during a fire?

    Answer: Parapet and wall collapse outward ('lean-out') as floor connections fail

    Unreinforced masonry relies on the floor and roof systems to brace the walls; as wood framing burns away, walls lose lateral support and can collapse outward.

  5. IBC Table 601 assigns fire-resistance ratings to five structural element categories. Which element typically requires the HIGHEST rating in Type I-A construction?

    Answer: Primary structural frame

    In Type I-A construction, the primary structural frame (columns, girders, trusses) requires the highest fire-resistance rating of 3 hours per IBC Table 601.

  6. A building inspector tags a structure as 'Type II-A.' What does the 'A' sub-designation indicate in this context?

    Answer: Structural members have fire-resistance ratings of at least 1 hour

    The 'A' sub-designation in IBC Type II-A means all structural elements have a minimum 1-hour fire-resistance rating, even though materials are noncombustible.

  7. Which scenario BEST represents a life-safety concern unique to Type V-B (unprotected wood frame) construction during a structure fire?

    Answer: Lightweight engineered wood trusses can fail in under 5 minutes of direct flame impingement

    Lightweight wood trusses used in modern Type V construction have significantly less mass than solid lumber and can fail structurally in as little as 3–5 minutes of direct fire exposure.