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Material and FRR Requirements for Stairs and Landings In recognition of this common design scenario, a code change has been approved that will be incorporated in the 2021 IBC, allowing combustible stair framing in the podium level of buildings where the building above the podium is of Type III, IV or V construction
Stairway construction in Type IA VA Podium building? Building has two stair enclosures rated 2 hours What type of stair construction can I use? I'm thinking two options First option would be a steel stair for the 1st and 2nd story (Type IA Building) and a wood stair for the 3rd thru 6th stories (Type VA Building)
Shaft Wall Solutions for Wood-Frame Structures - aiafla. org Where exterior walls serve as a part of a required shaft enclosure, such walls shall comply with the requirements of Section 705 for exterior walls and the fire resistance-rated enclosure requirements shall not apply
Shaftwall Design Solutions and FAQs for Wood-Frame Buildings Because 1-hour elevator and stair shafts are limited by code to three floors in height and allow access from either side of the wall for the installation of gypsum board, conventional wood framing is recommended for the 1-hour fire-rated shaft enclosures
Stair shaft top - The Building Code Forum It only needs to be rated if the construction type requires a rated roof assembly It connects a IB garage with a VB apartments If we consider it the VB, the roof isn't required to be rated
Shaft Wall Solutions for Light-Frame and Mass Timber Buildings This paper provides an overview of design considerations, requirements, and options for light wood-frame and mass timber shaft walls under the 2018 and 2021 IBC, and considerations related to non-wood shaft walls in wood buildings
USG Shaft Stair Wall Systems Evaluation Report (PEI) (English) - AER09038 USG Shaft Stair Walls Systems meet the requirements of 1-hour, 2-hour, and 3-hour fire resistive rated assemblies when tested in accordance with ASTM E119 and constructed in accordance with the requirements of the applicable UL Design Number (or equivalent)
Mid-Rise Wood Construction - WoodWorks Wood mid-rise podium construction is typically either Type IIIA (5 stories) or Type VA (4 stories) Note that it is possible to have a high-rise wood “mid-rise” Construction Type III building