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Home My WebLink AboutB11-0454 Rev 1 specs approved7/10/12 5:28 PM Unirac - Solarmount / Sunframe Configurator - Project Specs Page 1 of 2 http://www.unirac.com/configurators/estimator_roofmount/?module=part&task=estimator&mode=detail&type=solar&id=98 Solarmount / Sunframe Configurator - Project Specs Project Specs Name:Pollack Residence Email:dgoldenberg@conundrumtechnologies.com Telephone: Project Location Address:4173 Spruce Way City, State:Vail, CO Zip code:81658 County:Eagle Basic Wind Speed:90 mph Ground Snow Load:80 psf (User Modified) - Snow load not found. You must manually enter snow load for your area.Array Information Manufacturer:Schuco Module Model:MPE 260 MS 08 Module Size:65" x 39.06"Module Rows x Cols 3 x 8 Number of Arrays 1 Total Modules 24 Total Kilowatts 6.24 Racking Type SolarMount Roofmount Module Orientation Portrait Rail Direction E-W Material Takeoff Part Number Part Type Description Suggested Quantity Quantity Unit Price Total 310168C SolarMount Rail SM RAIL 168" CLR 12 12 $92.00 $1,104.00 303002D Splice SM SPLICE BAR SERRATED DRK 6 6 $6.20 $37.20 302101D Mid Clamps SM MIDCLAMP,ABCDK,HDW,DRK 42 42 $3.42 $143.64 302004D End Clamps SM ENDCLAMP D, W/HDW, DRK 12 12 $2.87 $34.44 304000D Single L-Feet SM L-FOOT SERRATED W/HDW, DRK 84 84 $4.54 $381.69 008002S Grounding Lugs GROUND WEEBLUG #1 18 18 $11.15 $200.70 308001S UGC Clip SM GROUND CLIP #1, UGC-1 SS,24 24 $2.29 $54.96 Total Price - * Please note these are list prices. Contact your distributor for your system price.$1,956.63 Engineering Variables Description Variable Value Units Building Height h 15 ft Roof Angle > 7 to 27 degrees Wind Exposure B Importance Factor 1 Wind Speed V 90 mph Effective Wind Area 100 ft 2 Roof Zone 1 Design Wind Load Calculation Description Variable Value Units Net Design Wind Pressure (Uplift)P net30 (Uplift)-12.1 psf Net Design Wind Pressure (Downforce)P net30 (Downforce)5.9 psf Adjustment Factor for Height and Exposure Category !1 Importance Factor I 1 Design Wind Load (Uplift)P net (Uplift)-12.1 psf Design Wind Load (Downforce)P net (Downforce)5.9 psf Load Combinations Calculations Description Variable Downforce Uplift Units Dead Load D 5 5 psf Total Design Wind Load Pnet 10 -12.1 psf Snow Load S 80 Total Load Combination 1 D + 0.75Pnet + 0.75S 72.5 psf Total Load Combination 2 D + Pnet 15 psf Total Load Combination 3 D + S 85 psf Total Load Combination 4 0.6D + Pnet -9.1 psf Reviewed for Code Compliance Code: 2009 International Residential Code (IRC) By m at 7:59 am, Jul 12, 2012 7/10/12 5:28 PM Unirac - Solarmount / Sunframe Configurator - Project Specs Page 2 of 2 http://www.unirac.com/configurators/estimator_roofmount/?module=part&task=estimator&mode=detail&type=solar&id=98 Max Absolute Value Load 85 psf Distributed Load Calculation Description Variable Value Units Maximum Absolute Value of Load Combinations P 85 psf Module Length Perpendicular to Rails B 5.42 ft Distributed Load (Uplift)w -24.65 plf Distributed Load (Downforce)w 230.21 plf Rail Span Information Description Variable Value Units Racking Attachment Type Single L Racking Attachment L-Foot Rail preference SM RAIL 168" CLR Revised Rail Span L 2 ft Allowable Spans Single L Foot SM 2 ft Single L Foot SMHD 3 ft Double L Foot SM 2 ft Double L Foot SMHD 3 ft Point Load Calculations (per Code, these are based on maximum allowable spans as shown in chart above)Description Variable Downforce Uplift Units Single SM Point Load Force R 460.4 -49.3 lbs Single SMHD Point Load Force R 690.6 -73.9 lbs Point Load Calculations for your span are:Rail preference SM RAIL 168" CLR Revised Rail Span L 2 ft Solar Mount Point Load Force R 460.4 -49.3 lbs This engineering report and associated bill of materials is to be evaluated to Unirac SolarMount Code Compliant Installation Manual 227.3 (Pub 110616-1cc) and SunFrame Code Compliant Installation Manual 809 (Pub 110518-2cc) which references International Building Code 2003, 2006, 2009 and ASCE 7-05, ASCE 7-02 and California Building Code 2010. The installation of products related to this engineering report is subject to requirements in the above mentioned installation manual.Rev 3.2 - 8/25/2011 From: Brandon Linn-McDonald <bmcdonald@conundrumtechnologies.com>Subject: Fwd: Snow Load naming in our SolarMount/SunFrame conﬁ gurator Date: July 10, 2012 3:30:06 PM MDT To: David Goldenberg <dgoldenberg@conundrumtechnologies.com>Begin forwarded message:From: Jean Arya <jeana@unirac.com >Date: July 10, 2012 3:27:59 PM MDT To: "bmcdonald@conundrumtechnologies.com " <bmcdonald@conundrumtechnologies.com >Subject: Snow Load naming in our SolarMount/SunFrame configurator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jeana@unirac.com P Please consider the environment before printing this e-mail ((Brandon Linn-McDonald ||PEC Manager Conundrum Technologies Denver, Colorado Division || 2680 Blake St #5 || Denver, CO 80205 Denver, Colorado Division || 2680 Blake St #5 || Denver, CO 80205 303.308.1400 phone 303.845.9128 fax bmcdonald@conundrumtechnologies.com www.conundrumtechnologies.com Description Variable Value Ground Snow Load (psf)143 Exposure Category B, C, or D B Importance Factor I 0.87 0.87 for ground Tilt Angle Theta 25 1 for roof p f = 0.7 C e C t I p g (7-1 pg 81 ASCE 7-05)Coefficient 0.7 Exposure Factor Ce 0.9 Thermal Factor Ct 1.2 Table 7-3 pg. 93 ASCE 7-05 Importance Factor I 0.87 Ground Snow Load (psf)p g 143 Flat Snow Load p f 94.05396 p s = C s p f (7-2 pg. 82 ASCE 7-05)Flat Snow Load pf 94.05396 Tilt Angle Factor C s 0.818 Figure 7-2c pg. 86 ASCE 7-05 Tilt Angle Snow Load (psf)p s 76.9 Exposure Category Fully Exposed B 0.9 C 0.9 D 0.8 C e Table Inputs Snow Load Reduction Calculator 1.15 for schools hospitals and high popultation bldgs.