BIL 044 Draft 02 2020-2022 - Laserfiche WebLink

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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." (8) Table R301.2(1), "Climatic and Geographic Design Criteria," of the International Residential Code is deleted in its entirety and replaced with the following: "TABLE R301.2(1) CLIMATIC AND GEOGRAPHIC DESIGN CRITERIA WIND SEISMIC SUBJECT TO DAMAGE FROM FLOOD SPEED DESIGN (mph) - CATEGORY Weathering Termite Decay HAZARDS Per FEMA or Figure D2 or E Negligible Very Moderate Chapter 27 R301.2(8) Heavy to severe HCC" (9) Subsection 301.2.1, "Wind design criteria," of the International Residential Code is amended to read as follows: "R301.2.1 Wind design criteria. Buildings and portions thereof shall be constructed in accordance with the wind provisions of this code [using] provided that the ultimate design wind [speed in Table R301.2(1)] speed, VULT, as determined from Figure R301.2(5)A, is less than 130 mph. The structural provisions of this code for wind loads are not permitted where wind design is required [as specified in Section R301.2.1.1] when VULT, determined from [Figures] Figure R301.2(5)(A), is equal to or greater than 130 mph. Where different construction methods and structural materials are used for various portions of a building, the applicable requirements of this section for each portion shall apply.1 . Where not otherwise specified, the wind loads listed in Table R301.2(2) adjusted for height and exposure using Table R301.2(3) shall be used to determine design load performance requirements for wall coverings, curtain walls, roof coverings, exterior windows, skylights, garage doors and exterior doors. Asphalt shingles shall be designed for wind speeds in accordance with Section R905.2.4. A continuous load path shall be provided to transmit the applicable uplift forces in Section R802.11.1 from the roof assembly to the 9