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  1. Mezzanine Size Calculation | The Building Code Forum

    Nov 1, 2024 · MEZZANINE. An intermediate level or levels between the floor and ceiling of any story. The first question, then, is whether your mezzanine is, in fact, a mezzanine? Is it actually …

  2. Reason for 2015 IBC 505.2.1 Mezzanine Area rule?

    Feb 22, 2020 · Hi, I was hoping somebody could enlighten me about the reason why the IBC (2015) 505.2.1 forces a designer to enlarge the building until the unenclosed areas of the …

  3. Mezzanine | The Building Code Forum

    Dec 12, 2022 · In determining the allowable mezzanine area, the area of the mezzanine shall not be included in the floor area of the room. Where a room contains both a mezzanine and an …

  4. Mezzanine egress - The Building Code Forum

    Feb 13, 2012 · I have a mezzanine in an M use group which based on occupant load and being enclosed requires two means of egress. The building is sprinklered. We are separating the …

  5. Mezzanine - Accessible Means of Egress vs. Accessible Route

    Nov 1, 2010 · If the total square footage exceeds 3,000 square feet, than an accessible route is required to the mezzanine and at least one accessible means of egress must be provided from …

  6. Mezzanine vs. 2nd floor - The Building Code Forum

    May 7, 2021 · As proposed, the mezzanine/story sits above the B-range and extends out and over the M-retail space, and would be used as offices in support of the operation and accessory …

  7. Elevators required after overall building has a total of 3000sf of ...

    The 4th has 2 mezzanines within the sales floor area that exceed 1,600 sq ft each. Are elevators required for every mezzanine within the mall building? 505.2.1 Area limitation. The aggregate …

  8. Mezzanine: 1/3 of room - The Building Code Forum

    Apr 2, 2012 · The aggregate area of a mezzanine or mezzanines within a room shall be not greater than one-third of the floor area of that room or space in which they are located. The …

  9. NFPA mezzanine definition - The Building Code Forum

    Jul 3, 2024 · A municipality in our region is constructing an aircraft hangar. NFPA 409 is a document being used as a reference in the design. The proposed design (which I haven't …

  10. Is a Mezzanine considered a "floor"? | The Building Code Forum

    Jan 30, 2017 · The mezzanine is a "floor" and the level of exit discharge is at the floor level below (even though the mezzanine is part of that story). ClassicT provided one interpretation that is …