Chapter 05B Residential Building Code

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§ 5B-2-1 H AWAI‘I C OUNTY C ODE 2. AISI Standard for Cold-Formed Steel Framing—Prescriptive Method for One- and Two-Family Dwellings (AISI S230 - 2015). 3. ICC Standard for Residential Construction in High-Wind Regions (ICC 600-14).” (6) Subsection R301.1.3, “Engineered design,” of the International Residential Code is amended to read as follows: “R301.1.3 Engineered design. When a building of otherwise conventional construction contains structural elements exceeding the limits of Section R301 or otherwise not conforming to this code, these elements shall be designed in accordance with accepted engineering practice using the Alternative Provisions listed in R301.1.1. The extent of such design need only demonstrate compliance of nonconventional elements with other applicable provisions and shall be compatible with the performance of the conventional framed system. Engineered design in accordance with the Building Code, Chapter 5A, Hawai‘i County Code, is permitted for all buildings and structures, and parts thereof, included in the scope of this code.” (7) Section R301, “Design Criteria,” of the International Residential Code is amended by adding subsection 301.1.4, “Complete load path and uplift ties,” to read as follows: “R301.1.4 Complete load path and uplift ties. Blocking, bridging, straps, approved framing anchors, or mechanical fasteners shall be designed and installed to provide continuous ties from the roof to the foundation system. Sheet metal clamps, ties, or clips, must be formed of galvanized steel or other approved corrosion-resistant material not less than 0.040 inch (1.01 mm) nominal thickness. Uplift resistance shall be in accordance with Table R802.11.” SUPP. 11 (1-2022) 5B-8