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lili 1 Pool <br />, dEL].-Luengineering <br />- inc. <br />POOL ENGINEERING INC.By: R. Lopez <br />Location: Santa Ana, CA,92705-1765 Date: 10/21/2013 <br />Job# 13-2165 <br />GRAVITY LOADS: <br />Roof Dead Load (Existing): <br />4.0 p.s.f.Asphalt Shingles <br />1.5 p.s.f.1/2" Ply. Sheathing <br />0.6 p.s.f.2x4 Trusses @ 24"0.c <br />3.6 p.s.f.5/8" Gyp. Board & Ceiling Framing <br />1.2 p.s.f.Misc. <br />11 p.s.f.Existing Roof Dead Load <br />TVpical Floor Dead Load (Existing - If Applicable): <br />7.5 p.s.f.Max. Floor Finish Weight <br />3.3 p.s.f.11/8" Subfloor Sheathing <br />3.4 p.s.f.2x Joists @ 16" o.c. <br />15.0 p.s.f.2x Partitions (finished) <br />3.6 p.s.f.5/8" Gyp. Board & Ceiling Framing <br />1.2 p.s.f.Misc. <br />34 p.s.f.Existing Floor Dead Load <br />Roof Live Load (Existing): <br />20 p.s.f.(Table 1607.1 of C.B.C. 2010) <br />Floor Live Load (Existing - If Applicable): <br />40 p.s.f.(Table 1607.1 of C.B.C. 2010) <br />Roof Dead Load (Proposed): <br />3.0 p.s.f.TRINA SOLAR TSM-245PA05.08 solar panels and mounting system <br />11 p.s.f.Existing Roof Dead Load <br />14.0 p.s.f.Proposed Roof Dead Load <br />Roof Live Load w/ Solar Panels (Proposed): <br />0 p.s.f.(Panels cannot support live loads) <br />Total Roof Loads: <br />Total Existing Roof Load = (DLroof+LLroof) Arearoof <br />= 76167 lb. <br />Total Proposed Roof Load = (DLproposed +LLproposed) Area proposed +(DLroof + LLroof) (Arearoof- Areaproposed) <br />= 63696 lb. <br />Demand Increase = [(Proposed Roof Load- Extg. Roof Load)/Extg. Roof Load]x100 <br />-19.58% <br />Results: NET DECREASE IN GRAVITY LOADS ==> OK <br />10/21/2013 10:34 AM <br />\\peanasv2\Pool\Projects\2013\2165-13 Solar Panel - Residential\13-2165 SOLAR PANEL CALCS.xlsx <br />Page 9 of 13 <br />©Pool Engineering, Inc. 2013 <br />-