WebCeiling: Perpendicular: 24: 7: 12: Type X at garage ceiling beneath habitable rooms: Perpendicular: 24: 6: 6: 1 7 / 8 ″ long 6d coated nails or equivalent drywall screws. Screws shall comply with Section R702.3.5.1: Wall: Either direction: 24: 8: 12 Web2024 International Residential Code (IRC) BASIC Upgrade to Premium ... 1 7 / 8 ″ long 0.099″ diameter galvanized nails or equivalent drywall screws. Screws shall comply with Section R702.3.5.1. ... On ceiling applications to receive a water-based texture material, either hand or spray applied, the gypsum board or gypsum panel product shall ...
What are the code requirements for fire separation between an …
WebICC Digital Codes is the largest provider of model codes, custom codes and standards used worldwide to construct safe, sustainable, affordable and resilient structures. WebDec 22, 2024 · Section R302.6 of The 2024 International Residential Code (IRC) specifies the kind of drywall that must be used for a garage ceiling, as under: If you have habitable space above the garage then you must use 5⁄8 -inch Type X drywall. Otherwise you can use any kind of ½-inch drywall. plywood connection to steel beam
How Thick is Ceiling Drywall? • Fix It and Finish
WebRegular 1/2-in. drywall has always been approved for use on 24-in. spacing on ceiling framing, but because of heavy sagging insulation, wet ceiling textures, or higher humidity, either a 1/2-in. ceiling board or 5/8-in. drywall … WebDec 22, 2024 · Interior wall and ceiling finish materials shall be classified in accordance with ASTM E84 or UL723. Such interior finish material shall be grouped in the following classes in accordance with the flame spread and smoke developed indices. Fire Resistance (Drywall vs Plywood) Drywall Fire Resistance WebFor SI: 1 inch = 25.4 mm, 1 cubic foot = 0.0283 m 3, 1 pound = 0.454 kg. Wood-fibered gypsum plaster shall be mixed in the proportions of 100 pounds of gypsum to not more than 1 cubic foot of sand where applied on masonry or concrete. Where determining the amount of aggregate in set plaster, a tolerance of 10 percent shall be allowed. plywood construction