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19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> ENGINEE-RI G Fax:425-821-2120 <br /> Project: Benton Square Townhomes <br /> Project Number: Everett, WA <br /> Code: IBC 2018 <br /> Risk Category II <br /> Earthquake: Site Class D <br /> 1e = 1.00 R= 6.5 <br /> SS = 1.392 Qa= 3.0 <br /> Sj = 0.495 Cd = 4.0 <br /> p = 1.00 <br /> Wind: Basic Design Wind Speed, V 100 MPH <br /> Exposure B <br /> Topographic Factor Kn= 1.00 <br /> Soil Bearing: 2500-psf Allowable Soil Bearing Pressure <br /> Concrete: 2500-psi Concrete Strength <br /> Higher strength may be used, but special inspection and testing reports not req'd <br /> Nails: Sheathing 8d common (21/"x 0.131") <br /> Framing 12d box(3'/4"x 0.131") <br /> Roof Framing: <br /> Snow Load Ground Snow, Pg 25 psf <br /> Exposure factor, Ce 1.0 <br /> Thermal Factor, Ct 1.2 <br /> Flat Roof Snow, Pf(0.7 Ce Ct I Pg) 21 psf <br /> Use Snow Load 25 psf <br /> Attic (where accessible) 10 psf <br /> Dead Load Roofing -Composition Shingles 2.0 psf <br /> Sheathing -7/16 OSB 2.2 psf <br /> Framing-Trusses @ 24"oc 2.5 psf <br /> Insulation -Batt. 1.0 psf <br /> Ceiling-5/8 GWB 2.8 psf <br /> Misc. 1.5 psf <br /> Total 12 psf <br /> Deflection L/360 Live Load, U240 Total Load <br /> Floor Framing: <br /> Live Load Residential 40 psf <br /> Decks 60 psf <br /> Dead Load Finish Floor Allowance 5.0 psf <br /> Sheathing-3/4 Plywood/Edge Gold 2.5 psf <br /> Framing-Trusses @ 24"oc 2,7 psf <br /> Ceiling-5/8 GWB 2.8 psf <br /> Misc. 2.0 psf <br /> Total _ 15 psf <br /> Deflection L/480 Live Load, U240 Total Load (OK for sels.Wt) 12 psf <br /> Wall Framing: <br /> Dead Load Exterior 2x Stud Walls 10 psf <br /> Interior 2x Stud Walls 8 psf <br /> Date: 5/30/2023 <br /> Page: CIA <br />