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A.V. Schwan & Associates JOB TITLE F&D Santa Ana CPU Canopy <br />6000 E Thomas Rd <br />Scottsdale, AZ 85251 JOB NO.7202 SHEET NO. <br />602-265-4331 CALCULATED BY ATB DATE <br />CHECKED BY MK DATE <br />Enclosure Classification <br />Test for Enclosed Building: Ao < 0.01Ag or 4 sf, whichever is smaller <br />Test for Open Building:All walls are at least 80% open. <br />Ao ≥ 0.8Ag <br />Test for Partially Enclosed Building: Predominately open on one side only <br />Input Test <br />Ao 500.0 sf Ao ≥ 1.1Aoi NO <br />Ag 600.0 sf Ao > 4' or 0.01Ag YES <br />Aoi 1000.0 sf Aoi / Agi ≤ 0.20 YES Building is NOT <br />Agi 10000.0 sf Partially Enclosed <br />Conditions to qualify as Partially Enclosed Building. Must satisfy all of the following: <br /> Ao ≥ 1.1Aoi <br /> Ao > smaller of 4' or 0.01 Ag <br /> Aoi / Agi ≤ 0.20 <br />Where: <br />Ao = the total area of openings in a wall that receives positive external pressure. <br />Ag = the gross area of that wall in which Ao is identified. <br />Aoi = the sum of the areas of openings in the building envelope (walls and roof) not including Ao. <br />Agi = the sum of the gross surface areas of the building envelope (walls and roof) not including Ag. <br />Test for Partially Open Building:A building that does not qualify as open, enclosed or partially enclosed. <br />(This type building will have same wind pressures as an enclosed building. <br />Reduction Factor for large volume partially enclosed buildings (Ri) : <br />If the partially enclosed building contains a single room that is unpartitioned , the internal <br />pressure coefficient may be multiplied by the reduction factor Ri. <br />Total area of all wall & roof openings (Aog):0 sf <br />Unpartitioned internal volume (Vi) :0 cf <br />Ri = 1.00 <br />Ground Elevation Factor (Ke) <br />Grd level above sea level = 0.0 ft Ke = 1.0000 <br />Constant = 0.00256 Adj Constant =0.00256 <br />6 of 42 <br />1801 E Dyer Rd <br />3/11/2025