Practice Test GeeksNCIDQ Exam Practice Test
← All NCIDQ Flashcard Decks

Building Codes and Regulations Flashcards

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

Read the first 6 Building Codes and Regulations flashcards as text

  1. What is the required minimum clear floor space at a side-approach accessible lavatory per ADA standards?

    Answer: 30 inches × 48 inches

    ADA requires a 30 × 48-inch clear floor space for a parallel (side) approach at lavatories, positioned to allow wheelchair users to reach controls.

  2. Under the IBC, what is the maximum riser height for interior stairs?

    Answer: 7 inches

    IBC Section 1011.5.2 limits stair riser height to a maximum of 7 inches to ensure safe, consistent step climbing.

  3. Which standard provides the detailed accessibility specifications that are referenced by both ADA and most state building codes?

    Answer: ICC A117.1 Accessible and Usable Buildings and Facilities

    ICC A117.1 is the technical accessibility standard that contains specific dimensions and requirements referenced by IBC Chapter 11 and ADA 2010 standards.

  4. What is the purpose of an occupancy separation (fire barrier) between two different occupancy groups in the same building?

    Answer: To contain fire and smoke within one occupancy and protect the adjacent occupancy

    Occupancy separations are fire barriers rated for specific hourly durations that prevent fire and smoke from spreading from one occupancy type to another.

  5. Which provision of the ADA requires that alterations to an existing facility also make a path of travel to the altered area accessible?

    Answer: Path of travel obligation

    The ADA path of travel obligation requires that when a primary function area is altered, the accessible path of travel to that area (including restrooms, phones, drinking fountains) must also be made accessible.

  6. What is the maximum allowable smoke developed index (SDI) for Class A interior finish materials?

    Answer: 450

    ASTM E84 classifies interior finish materials: Class A allows a maximum flame spread index of 25 and a maximum smoke developed index of 450.

How this page was made: written with AI tools and published by Nathan Beja, founder of Practice Test Geeks, who is responsible for its content. Exam facts are checked against the official sources listed below. Not reviewed by a subject-matter expert. Editorial policy

Sources & references

Exam facts on this page (fees, format, dates, passing scores) are checked against these official sources; the date is our last check. Editorial policy

  1. cidq.org — Eligibility, test delivery, registration, retake policy, renewal, time limit, score validity, passing score, score release · verified Oct 2026