WebFor multi-family construction, a common combination includes a 2-hour fire-resistance rating for exterior bearing walls (IBC 2015 Table 601) and a 30-minute or 1-hour rating for … WebNov 7, 2016 · Remember that a standard wood stud wall has an STC of 35, while a metal stud wall (25 gauge) has an STC of 44. In order to achieve an STC of 50 and higher, you …
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WebFor example, for an 8-in. (203-mm) limestone aggregate concrete masonry wall with a maximum control joint width of ½ in. (13 mm), a 1 in. (25 mm) thickness (measured perpendicular to the face of the wall) of ceramic fiber in the joint can be used in walls with fire resistance ratings up to 3 hours, while a 2 in. (51 mm) thickness can be used in the … WebMaterials. According to the book "Commercial Drafting and Detailing," a typical one-hour fire rated wall consists of 2x4 studs spaced 16 inches from the center of one stud to the … jba youth center
Construction Concerns: Penetrations of Rated Wall ... - Fire Engineering
WebStep 2. Use thicker drywall for a two-hour rating, if double-sheeting is not an option, with fire-resistant insulation between the wall studs. Cover wood-framed walls with a single layer … WebAug 29, 2024 · Each wall has a main wall tag associated with it (i.e. 7A or 8A in the example shown above). Wall tag 7A is a 2×4 wall with drywall on one side, and wall tag 8A is a 2×6 wall with drywall on one side. The additional wall tag of 9A would be added on top of the base wall tag, which in this case is a 2×4 stud turned on its edge with ... WebA 2-hour rating can be achieved by a wall with an equivalent thickness of as little as 3 1/5 inches when expanded slag or pumice is used or 4 1/2 inches when. ... (IBC) identifies … j bay music festival 2017