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"TABLE R301.2.1.2 <br /> WINDBOURNE DEBRIS PROTECTION FASTENING <br /> SCHEDULE FOR WOOD STRUCTURAL PANELS a,b,c,d <br /> Fastener Spacing <br /> Fastener Type Panel span 4 feet < Panel 6 feet < Panel <br /> < 4 feet span < 6 feet Span <br /> < 8 feet <br /> No. 8 Wood screw based 16" 10" 8" <br /> anchor with 2-inch embedment <br /> length <br /> No. 10 Wood screw based 16" 12" 9" <br /> anchor with 2-inch embedment <br /> length <br /> 1/4-inch lag screw based 16" 16" 16" <br /> anchor with 2-inch embedment <br /> length <br /> For SI: 1 inch=25.4 mm, 1 foot=304.8 mm, 1 pound=4.448N=0.454 kg,1 mile per hour=0.447 m/s=1.609 km/h. <br /> a. This table is based on a 175 mph ultimate design wind speed and a mean roof height of 45 feet. <br /> b. Fasteners shall be installed at opposing ends of the wood structural panel.Fasteners shall be located a <br /> minimum of 1 inch from the edge of the panel. <br /> c. Anchors shall penetrate through the exterior wall covering with an embedment length of 2 inches - <br /> minimum into the building frame.Fasteners shall be located a minimum of 2-1/2 inches from theedge of <br /> concrete block or concrete. <br /> d. Where panels are attached to masonry or masonry/stucco,they shall be attached utilizing vibration- <br /> resistant anchors having a minimum withdrawal capacity of 1,500 pounds." <br /> (13) Figure R301.2(5)(a) "Ultimate Design Wind Speeds" of the International <br /> Residential Code is deleted in its entirety and replaced with Figure R301.2(5)(a) <br /> County of Hawai`i Ultimate Wind Speed, VULT, for Components and Cladding, to <br /> read as follows: (Although not underscored, figure is intended to be added.) <br /> 12 <br />