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MICHAEL YI <br />709 W JONQUIL RD, <br />SANTA ANA, CA 92706 <br />LOAD CRITERIA <br />WEIGHT OF MODULE 45 LB <br />MODULE LENGTH 5.975 FT <br />MODULE WIDTH 3.33 FT <br />MODULE AREA 19.90 FT^2 <br />UNIT WT OF MODULE 2.26 PSF <br />AVG RACKING WT 0.3 PSF <br />TOTAL AVG WT (MODULE+RACKING)2.56 PSF <br />NO OF MODULE 19 <br />CONNECTION POINT TRIB LENGTH 6 FT <br />CONNECTION POINT TRIB WIDTH 6 FT MAX. SPACING <br />CONN POINT TRIB. AREA 36 FT^2 <br />LOAD PER CONN PT LOAD 92 LB <br />ROOF SLOPE 21.00 DEGREE <br />SLIING FORCE 33.04 LB LOAD*SIN(ROOF SLOPE ) <br />LOAD ON EXISTING ROOF <br />1) ROOFING 10.00 PSF <br />2) 5/8" PLYWOOD 1.8 PSF <br />3) ROOF RAFTER 3.1 PSF <br />4) INSULATION 1.5 PSF <br />5) MISC 1.5 PSF <br />TOTAL DL 17.90 PSF <br />ROOF AREA 2400 SF <br />TOTAL ROOF WT 42.96 KIP <br />WALL WT 2.40 KIP <br />TOTAL BUILDING DL 45.36 KIP <br />EACH MODULE AREA 19.90 <br />TOTAL AREA OF MODULE 378.04 SF <br />TOTAL MODULE WT 2.27 KIP <br />ADDITIONAL DL ADDED TO EXISTING BUILDING 5.00 % <br />LATERAL LOAD ANALYSIS COMMENTS <br />SINCE TOTAL ADDED DL TO THE BUILDING IS LESS THAN 10%, PER CBC 2022 EXISTING LATERAL <br />RESISTING ELEMENTS WILL NOT BE AFFECTED <br />VERTICAL LOAD ANALYSIS COMMENTS <br />PER CBC SECTION 1607.13.5.1 EXCEPTION 1, THE ROOF LL NEED NOT TO BE APPLIED TO THE AREA <br />OCCUPIED BY THE SOLAR MODULES WHERE THE CLEAR SPACE BETWEEN PANELS AND ROOF <br />SURFACE IS 24" OR LESS. THEREFORE, DESIGN LOAD BY ADDING SOLAR MODULE OF 2.75 PSF IS <br /> LESS THAN WITHOUT MODULES AND HENCE EXISTING FRAMING WILL THEREFORE BE OK. <br />Page 3 of 9