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Project : <br />Project Number: <br />By : <br />Date : <br />Danny Nguyen <br />PE <br />05-31-2024 <br />Zone 1 Uplift <br />External Wind pressure coefficient GCp = <br />External Wind pressure, qGCp = psf <br />Zone 2 Uplift <br />External Wind pressure coefficient GCp = <br />External Wind pressure, qGCp = psf <br />All Zone Downward <br />External Wind pressure coefficient GCp = <br />External Wind pressure, qGCp = psf <br />Maximum Uplift Wind Pressure, p = psf <br />Minimum Downward Wind Pressure ,p =psf <br />Wood Screw Connection Check (ASD) <br />Tributary Width =in (Max Spacing of fasteners along Rails) <br />Tributary Length =in (Half Panel Length) <br />Tributary Area =ft2 <br />Wood Screw Number = <br />Cd = (Refer NDS Table 2.3.2) <br />Embedment = in <br />Grade of Wood = #2 ( or better) <br />G = <br />Capacity = lb/in (Refer NDS Table 12.2B) <br />Number of Screws in Tension = <br />Prying Coefficient = <br />Capacity of Fasteners = lb <br />Demand <br />Zone 1 <br />Zone 2 0.43 <br />Pressure ASD (0.6W)(psf) <br />-16.3 <br />-21.1 12.3 260.6 609 <br />DCR <br />12.3 200.4 609 0.33 <br />Capacity (lb)Tributary Area (ft2) Uplift (lb)Zone <br />0.5 <br />172 <br />2 <br />1.4 <br />609 <br />48 <br />0.5 <br />6.8 <br />(Measured from top of the framing member to tapered end of wood <br />screw, embedment in sheathing and tapered tip of screw is not included) <br />DF <br />-35.21 <br />-2 <br />-27.088 <br />-35.21 <br />16.0 <br />37 <br />12.3 <br />#14 <br />1.6 <br />1.55 <br />-2.6 <br />Page 7 <br />1401 E Joana Dr <br />11/27/2024