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Engineering Calculations <br />Spacing Calculations <br />Description (Symbol)Interior Edge Cofner Unit <br />Max allowable spacing between attachments 72.0 72.0 72.0 in <br />User selected spacing between attachments given 72.0 72.0 72.0 in <br />a rafter/truss spacing of 24.0 in <br />Max cantilever from attachments to perimeter of 24.0 24.0 24.0 in <br />PV array <br />Distributed Weight and Weight per Attachment Point Calculations <br />In conformance with Solar ABC's Expedited Permit Process for PV System (EPP) <br />Description (Symbol)Value Unit <br />Weight of Modules 90.4 lbs <br />Weight of Mounting System 12.88 lbs <br />Total System Weight 103..28 lbs <br />Total Array Area 35.17' fe <br />Distributed Weight 2.94 psf <br />Total Number of Attachments 6 <br />Weight per Attachment Point 17.21 psf <br />Zep Solar, Inc. www.zepsolar.com I 3597911 I 2014-03-06 23:01 UTC Page 4 of 4 <br />Tep Solar