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ENGINEERED POWER SOLUTIONS <br />72 SOUTH MAIN STREET, SUITE A <br />TEMPLETON, CA 93465 <br />Solar Warehouse Rail Analysis – Generic Packet <br />3.1 – Roof Zone Determination <br />Wind forces are determined in accordance with ASCE 7-16 Section 29.4.4. In <br />accordance with Figures 30.3-2A-I, the roof has been broken up into (3) main zones, <br />1, 2, & 3 which also encompass all sub-zones (i.e., Zone 2 includes 2e, 2n, and 2r <br />while Zone 3 includes 3, 3e, and 3r). See Figures in Section 2.4. <br />3.2 – Dead Loads <br />The dead load supported by each rail consists of the weight of the modules used over <br />the tributary area of the rail. Since each rail supports the tributary width of half a <br />module this would equate to the following weight for portrait condition: <br />Example Scenario Calculation: <br /> 72 Cell (55 lbs) = 2.54 psf. <br />Portrait configuration trib. width: 3.25 ft.* 2.54 psf. = 8.3 plf <br />Page 66 <br />2004 W Picasso - <br />2018062008/29/23