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type iiib

  1. D

    Unlimited Unprotected Openings in IIIB Building

    Hello Everyone, First time posting and looking for some input. I am doing a preliminary code analysis of an existing building to asses the possibility of a change of occupancy. I am pretty new to Type III construction (background in Type V) so please bear with me if this is a simple one...
  2. lenny

    Does Mechanical Penthouse count against Building Height on Table 504.3?

    Asking a question on a building in NYS. It is 4 stories of B occupancy over 1 basement story of S-2 parking. Table 504.3 allows for a type IIIB occupancy as long as the building is only 75' above the grade plane. The mechanical penthouses are pushing this limit. They are code-defined...
  3. Eduardo Navarro

    Type 3B Question

    Hi everyone- hope this isn’t a dumb question but it’s my first IIIB project. I’m working on a multi family project with a 2 story type 1A podium below and 5 story type 3B wood structure above. For the type IIIB portion, most of our exterior walls are non load-bearing and don’t require a 2 hour...
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