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SOLGr-N <br />P O W E R <br />WA State Exception Criteria - Calculation <br />This calculation justifies the additional solar load by showing the solar dead load at each <br />attachment is less than 50 Ibs (WAC 51-51-03240, R324.4, Exception Criteria). <br />Connection Demand <br />Spacing perpendicular to rail <br />Spacing parallel to rail <br />Solar Dead Load <br />Solar DL Point Load <br />32.5 in <br />48 in <br />2.61 psf <br />28.275 Ibs <br />OK <br />1/2 panel length <br />Max spacing <br />