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Codes and Standards Application Flashcards

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

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  1. An architect is designing a new assembly occupancy space without fixed seating that has a calculated occupant load of 800 people. According to NFPA 101, *Life Safety Code*, what is the minimum required aggregate width for the level egress components, such as doorways, serving this space?

    Answer: 160 inches

    NFPA 101, in chapters such as Chapter 7, provides egress capacity factors for calculating required exit widths. For level components like doors in most occupancies, the factor is 0.2 inches per person. To find the minimum aggregate width, the occupant load is multiplied by this factor: 800 persons × 0.2 in/person = 160 inches.

  2. A chemical safety data sheet indicates that a liquid has a flash point of 65°F and a boiling point of 105°F. Based on the criteria in NFPA 30, *Flammable and Combustible Liquids Code*, how would this substance be classified?

    Answer: Class IB Flammable Liquid

    NFPA 30 defines a Class IB flammable liquid as any liquid having a flash point below 73°F (22.8°C) and a boiling point at or above 100°F (37.8°C). The liquid described fits these criteria.

  3. A fire alarm system in a high-rise building is designed to support partial evacuation. According to NFPA 70, *National Electrical Code*, which of the following is a primary requirement for the survivability of circuits controlling notification appliances in this system?

    Answer: The circuits must be protected to ensure a 2-hour fire-resistance rating.

    For systems requiring partial evacuation or relocation, NFPA 70 (Article 760) and NFPA 72 require critical circuits to have pathway survivability. This typically mandates a 2-hour fire-resistance rating (Pathway Survivability Level 2 or 3) to ensure the circuits remain operational during a fire. This can be achieved with 2-hour fire-rated cable (CI cable), installation within a 2-hour rated enclosure, or other approved methods.

  4. A fire protection specialist is reviewing plans for a new six-story building. The structural frame is steel protected to a 2-hour fire-resistance rating, the floor construction is 2-hour rated noncombustible material, and the exterior walls are noncombustible. According to the International Building Code (IBC), which construction type does this MOST accurately describe?

    Answer: Type I-B

    The International Building Code (IBC) defines Type I-B construction as having a structural frame and floor construction made of noncombustible materials with a 2-hour fire-resistance rating. Type II-A typically requires a 1-hour rating, Type III involves combustible interior elements, and Type IV is heavy timber.

  5. A stairwell pressurization system is installed in a high-rise office building. As defined by NFPA 92, *Standard for Smoke Control Systems*, what is the primary life safety objective of this system?

    Answer: To maintain a tenable environment within the stairwell to facilitate occupant egress.

    The fundamental goal of a stairwell pressurization system is to maintain a tenable environment within the means of egress. It achieves this by creating a positive pressure differential that prevents smoke from the fire area from migrating into the stairwell, thus keeping the exit path clear and safe for evacuating occupants.

  6. A hospital wants to install a new, technologically advanced gaseous fire suppression system in a critical imaging suite. The proposed system meets the intent of the fire code but is not specifically listed in the adopted edition of the standard. According to administrative clauses in codes like NFPA 1, *Fire Code*, the Authority Having Jurisdiction (AHJ) may approve this system if:

    Answer: the proposed system is demonstrated through technical data to be equivalent to the prescribed code requirements.

    Model fire codes, including NFPA 1, contain an "Equivalency" clause. This allows the Authority Having Jurisdiction (AHJ) to approve an alternative system, material, or method if the applicant can provide technical documentation demonstrating it meets the intent of the code and provides a level of safety, effectiveness, and durability equivalent to the explicitly prescribed methods.