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STRUCTURAL DESIGN PARAMETERS <br />ELEVATION 151 FT <br />SEISMIC 1.06 SDS (SITE CLASS D) <br />WIND (ASCE 7-16)95 MPH, EXPOSURE CATEGORY B, <br />RISK CATEGORY II <br />GROUND SNOW LOAD 0 PSF <br />ROOF PROPERTIES <br />ROOF MATERIAL COMPOSITION SHINGLE (1 LAYER) <br />SLOPE 4/12 (18.4°) <br />MEAN ROOF HEIGHT 12.6FT <br />ROOF DECKING 15/32" OSB <br />CONSTRUCTION TRUSSES (2X4 TOP-CHORD), 24IN OC <br />MODULE MECHANICAL PROPERTIES <br />MODEL CANADIAN SOLAR CS3N-390MS <br />DIMENSIONS (AREA) 76.4IN X 41.3IN X 1.4IN (21.9 SQ FT) <br />WEIGHT 49.6 LBS <br />MOUNTING SYSTEM PROPERTIES <br />RAIL MODEL UNIRAC SOLARMOUNT LIGHT <br />ANCHOR MODEL UNIRAC 004055D (FLASHED), 3.0IN AIR <br />GAP <br />FASTENING METHOD 2.5 INCH EMBEDMENT INTO TRUSSES <br />WITH (1) 5/16IN DIA. FASTENER <br />GROUNDING AND <br />BONDING <br />INTEGRAL GROUNDING CERTIFIED <br />TO UL 2703 REQUIREMENTS <br />DEAD LOAD CALCULATIONS <br />LOAD QTY LBS TOTAL LBS <br />MODULES 4 49.6 198.4 <br />OPTIMIZERS 4 1.4 5.8 <br />LINEAR FEET OF RAIL 29 FT 0.5 14.1 <br />ANCHORS 10 0.2 2.5 <br />MISC. HARDWARE 1.9 1.9 <br />TOTAL ARRAY WEIGHT 222.6 LBS <br />AREA NAME QTY SQFT TOTAL SQFT <br />MODULES 4 21.9 87.6 <br />POINT LOAD (222.6 LBS / 10 ATTACHMENTS) 22.3 LBS <br />DIST. LOAD (222.6 LBS / 87.6 SQFT)2.54 PSF <br />NOTES <br />1 <br />TRUSS LOCATIONS ARE APPROXIMATE. CONTRACTOR <br />MAY NEED TO MAKE MINOR ADJUSTMENTS TO ANCHOR <br />LOCATIONS. IN NO CASE SHALL THE ANCHOR SPACING <br />EXCEED "MAX. ANCHOR SPACING" <br />2 ARRAY LOCATED AT LEAST 2H2 FROM THE ROOF EDGE IN <br />COMPLIANCE WITH ASCE 7-16 29.4.4 <br />ANCHOR PLACEMENT PARAMETERS (ASCE 7-16) <br />WIND PRESSURE <br />ZONE <br />MODULE WIND <br />EXPOSURE <br />MAX. ANCHOR <br />SPACING <br />MAX. ALLOWABLE <br />CANTILEVER <br />ZONES 1, 2E, 2N, 2R, <br />3E, 3R NORMAL 72.0IN 24.0IN <br />DISTANCE α IS EQUAL TO 10% OF THE BUILDING'S LEAST HORIZONTAL DIMENSION ("LHD") OR 40% <br />OF THE MEAN ROOF HEIGHT, WHICHEVER IS SMALLER, BUT NOT LESS THAN 4% OF THE LHD OR 3 <br />FT. THESE SETBACKS ARE APPLIED TO THE BUILDING FOOTPRINT AND PROJECTED TO THE ROOF <br />PLANES IN ACCORDANCE WITH GUIDANCE PROVIDED BY ASCE 7-16 FIGURES 30.3-2B–I. <br />α = MAX(MIN(0.4 * MEAN ROOF HEIGHT, 0.1 * LHD), 0.04 * LHD, 3 FT) <br />3.8 FT = MAX(MIN(0.4 * 12.6 FT, 0.1 * 38.4 FT), 0.04 * 38.4 FT, 3 FT) <br />EDGE MODULES = DISTANCE TO ROOF EDGE < 2 * (AIR GAP + MODULE THICKNESS) <br />8.8 IN = 2 * (3.0 IN + 1.38 IN) <br />23-06537 <br />GR <br />I <br />D <br />- <br />T <br />I <br />E <br />D <br /> <br />P <br />V <br /> <br />S <br />Y <br />S <br />T <br />E <br />M <br />TE <br />D <br />R <br />O <br /> <br />R <br />E <br />S <br />I <br />D <br />E <br />N <br />C <br />E <br />23 <br />3 <br />2 <br /> <br />N <br /> <br />S <br />P <br />U <br />R <br />G <br />E <br />O <br />N <br /> <br />S <br />T <br />SA <br />N <br />T <br />A <br /> <br />A <br />N <br />A <br />, <br /> <br />C <br />A <br /> <br />9 <br />2 <br />7 <br />0 <br />6 <br />ATTACHMENT PLAN <br />DOC ID:27CEF0-1 <br />DATE:4/27/23 <br />CREATOR:H.V. <br />REVIEWER: <br />REVISIONS <br />PV-5.3 <br />MCPHERSON ENGINEERING <br />Jurupa Valley, CA 92509 <br />(909)569-2244 <br />ryan@mcpherson.engineering <br />Designed by <br />9240 Limonite Ave <br />CHRIS ROMAN: <br />CURRENT HOME <br /> 7100 W. FLORIDA AVENUE <br />HEMET, CA 92545 <br />CLSB-C46, C-10, B # 1045016 <br />This item has been digitally signed <br />and sealed on Apr 27, 2023 <br />2332 N Spurgeon <br />St05/30/23