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SITTS&HILL ENGINEERS,INC. DESIGNED OMA DATE 11/1/2022 JOB 19,933 <br /> TACOMA,WASHINGTON (253)474-9449 CHECKED CJT DATE 11/4/2022 <br /> PROJECT Emerald Court Carports PAGE 1 <br /> BASIS FOR DESIGN <br /> BUILDING CODE: 2018 Edition of the International Building Code with State of Washington and City of <br /> Everett amendments shall be used and supplemented with ASCE 7-16. <br /> RISK CATEGORY: II• <br /> GRAVITY LOADS: Roof Snow Load=25 psf. <br /> Roof Dead Load=self-weight <br /> LATERAL LOAD CRITERIA: Wind Speed=98 mph, Exposure: B. <br /> Seismic Site Class: D(assumed). <br /> Seismic Design Category: D. <br /> FOUNDATIONS: Allowable soil bearing pressure =2,000 psf per IBC Table 1806.2 for Class 4 soils. <br /> • Concrete footings shall bear on firm,undisturbed soil 18"minimum below finished <br /> grade. <br /> STRUCTURAL STEEL: Hollow Rectangular Steel ASTM A500,Grade B 46 ksi <br /> Bolts ASTM 307,Grade A <br /> Nuts ASTM A563 <br /> Flat/Beveled Washers ASTM F463 <br /> Direct Tension Washers ASTM F595 <br /> Metal Roof Deck ASTM A792 60 ksi <br /> Cold-Formed Shapes ASTM A653 50 ksi <br /> Wide Flange Steel ASTM A992,Grade 50 50 ksi <br /> O:\19900\19933\Calculations\Structural\19933 JPV <br />