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SOLG . N <br /> P O W E R <br /> RT Mini Connection Calculation <br /> This calculation justifies the connection of the solar panels to existing roof members, by showing the connection <br /> capacity is equal to or greater than the uplift force demands. Minimum embedment is 1.5 inches, <br /> Connection Demand <br /> Spacing perpendicular to rail 32.5 in 1/2 panel length <br /> Spacing parallel to rail 48 in Max spacing <br /> Effective Wind Area on each connection 10.8 ft2 <br /> Roof Angle 15 degrees ROOFNG� <br /> Wind Speed 110 mph LFOOT <br /> Exposure Coefficient, K, 0.62 <br /> TECH <br /> Topographic Factor, K,t ROOFNI <br /> 1 MINI <br /> CHIKO <br /> Directionality Factor, Kd 0.85 <br /> Elevation Factor, Ke 0.99 <br /> Velocity Pressure, q, 16.1 psf Mount throWh o.f sft.Mig <br /> into-stW,afters <br /> Zone 1 Zone 2 Zone 3 <br /> GCp(max) 1.80 1.80 2.57 <br /> Exposed Panels? (YE= 1.5) No No No <br /> Pressure Equalization Factor,ya 0.79 0.79 0.79 <br /> Uplift Force 22.8 22.8 32.5 psf <br /> Max. Uplift Force/Connection (1.0 WL) 247.1 246.8 264.4 lbs <br /> ASD Factored (0.6 WL) 148.3 148.1 158.7 lbs <br /> Solar Dead Load (0.6 DL) 17.8 17.8 17.8 lbs <br /> Max. Uplift Force (0.6 WL-0.6 DL) 130.5 130.3 140.8 lbs <br /> Connection Capacity <br /> Connection Type RT Mini (Deck or Rafter Mount) <br /> Total Allowable Capacity 180.0 lbs (per manufacturer) <br /> Compare ASD Factored Demand to Capacity <br /> Demand 140.8 lbs <br /> Capacity 180.0 lbs <br /> Result Capacity exceeds demands.Therefore,connection passes. <br />