HomeMy WebLinkAboutLA224918-APPROVED-Dustin Wade_CAD_2-SR_StampedRevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressPV 0.00012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2COVER SHEETPHOTOVOLTAIC SYSTEM SPECIFICATIONS:PHOTOVOLTAIC ROOF MOUNT SYSTEM17807 FIELDING WAY, LAKEVILLE, MN 55044SHEET INDEX: GENERAL STRUCTURAL NOTES:a. THE SOLAR PANELS ARE TO BE MOUNTED TO THE ROOF FRAMING USINGTHE PEGASUS SYSTEM. THE MOUNTING FEET ARE TO BE SPACED ASSHOWN IN THE DETAILS, AND MUST BE STAGGERED TO ADJACENT FRAMINGMEMBERS TO SPREAD OUT THE ADDITIONAL LOAD.b. UNLESS NOTED OTHERWISE, MOUNTING ANCHORS SHALL BE 516" LAGSCREWS WITH A MINIMUM OF 2 12" PENETRATION INTO ROOF FRAMING.c. THE PROPOSED PV SYSTEM ADDS 3.0 psf TO THE ROOF FRAMING SYSTEM.1. ROOF LIVE LOAD = 20 psf TYPICAL, 0 psf UNDER NEW PV SYSTEM.2. GROUND SNOW LOAD = 50 psf3. WIND SPEED = 109 mph4. EXPOSURE CATEGORY = CSYSTEM SIZE: 9.350 kW DC8.448 kW ACMODULE TYPE & AMOUNT: (22)SUNPOWER SPR-M425-H-AC (425W)MODULE DIMENSIONS:(L/W/H) 73.7"/40.6"/1.57"INVERTER:(22)ENPHASE SPWR-A5 (IQ7HS) 1-PHASE, 240VINTERCONNECTION METHOD: LINE SIDE TAPSCALE: NTS2VICINITY MAPPV 0.0SCALE: NTS1SATELLITE VIEWPV 0.044.6912515, -93.192863644.6912515, -93.1928636GENERAL ELECTRIC NOTES:1. ALL COMPONENTS ARE UL LISTED AND CEC CERTIFIED, WHERE WARRANTED.2. THE SOLAR PV SYSTEM WILL BE INSTALLED IN ACCORDANCE WITH ARTICLE 690 OF THE NEC2023.3. THE UTILITY INTERCONNECTION APPLICATION MUST BE APPROVED AND PV SYSTEM INSPECTEDPRIOR TO PARALLEL OPERATION.4. ALL CONDUCTORS OF A CIRCUIT, INCLUDING THE EGC, MUST BE INSTALLED IN THE SAMERACEWAY, OR CABLE, OR OTHERWISE RUN WITH THE PV ARRAY CIRCUIT CONDUCTORS WHENTHEY LEAVE THE VICINITY OF THE PV ARRAY.5. WHERE METALLIC CONDUIT CONTAINING DC CONDUCTORS IS USED INSIDE THE BUILDING, ITSHALL BE IDENTIFIED AS "CAUTION: SOLAR CIRCUIT" EVERY 10FT.6. HEIGHT OF THE AC DISCONNECT SHALL NOT EXCEED 6'-7" PER NEC CODE 240.24.7. A GROUNDING ELECTRODE SYSTEM IN ACCORDANCE WITH CEC 690.47 AND 250.50 THROUGH 60AND 250-166 SHALL BE PROVIDED. PER NEC GROUNDING ELECTRODE SYSTEM OF EXISTINGBUILDING MAY BE USED AND BONDED TO THE SERVICE ENTRANCE. IF EXISTING SYSTEM ISINACCESSIBLE OR INADEQUATE A SUPPLEMENTAL GROUNDING ELECTRODE WILL BE USED ATTHE INVERTER LOCATION CONSISTING OF A UL LISTED 8 FT. GROUND ROD WITH ACORN CLAMP.GROUNDING ELECTRODE CONDUCTORS SHALL BE NO LESS THAN #8 AWG AND NO LARGERTHAN #6 AWG COPPER AND BONDED TO THE EXISTING GROUNDING ELECTRODE TO PROVIDEFOR A COMPLETE SYSTEM.8. PHOTOVOLTAIC MODULES ARE TO BE CONSIDERED NON-COMBUSTIBLE.9. PHOTOVOLTAIC INSTALLATION WILL NOT OBSTRUCT ANY PLUMBING. MECHANICAL, OR BUILDINGROOF VENTS.10. ALL WIRING MUST BE PROPERLY SUPPORTED BY DEVICES OR MECHANICAL MEANS DESIGNEDAND LISTED FOR SUCH USE. WIRING MUST BE PERMANENTLY AND COMPLETELY HELD OFF THEROOF SURFACE.11. ALL SINAGE TO BE PLACED IN ACCORDANCE WITH THE LOCAL BUILDING CODE. IF EXPOSED TOSUNLIGHT, IT SHALL BE UV RESISTANT. ALL PLAQUES AND SINAGE WILL BE INSTALLED ASREQUIRED BY THE NEC AND AHJ.12. AS SPECIFIED BY THE AHJ, EQUIPMENT USED IN UNGROUNDED SYSTEMS LABELED ACCORDINGTO NEC 690.35(F).13. INVERTER(S) USED IN UNGROUNDED SYSTEM SHALL BE LISTED FOR THIS USE [NEC 690.35(G)].14. THE INSTALLATION OF EQUIPMENT AND ALL ASSOCIATED WIRING AND INTERCONNECTIONSHALL BE PERFORMED ONLY BY QUALIFIED PERSONS [NEC 690.4(C)]15. ALL OUTDOOR EQUIPMENT SHALL BE NEMA 3R RATED (OR BETTER), INCLUDING ALL ROOFMOUNTED TRANSITION BOXES AND SWITCHES.16. ALL EQUIPMENT SHALL BE PROPERLY GROUNDED AND BONDED IN ACCORDANCE WITH NECARTICLE 250.17. SYSTEM GROUNDING SHALL BE IN ACCORDANCE WITH NEC 690.41.18. PV SYSTEM CIRCUITS INSTALLED ON OR IN BUILDINGS SHALL INCLUDE A RAPID SHUTDOWNFUNCTION IN ACCORDANCE WITH NEC 690.1219. DISCONNECTING MEANS SHALL BE LOCATED IN A VISIBLE, READILY ACCESSIBLE LOCATIONWITHIN THE PV SYSTEM EQUIPMENT OR A MAXIMUM OF 10 FEET AWAY FROM THE SYSTEM [NEC690.13(A)]20. ALL WIRING METHODS SHALL BE IN ACCORDANCE WITH NEC 690.3121. WORK CLEARANCES AROUND ELECTRICAL EQUIPMENT WILL BE MAINTAINED PER NEC110.26(A)(1), 110.26(A)(2) AND 110.26(A)(3).22. ROOFTOP MOUNTED PHOTOVOLTAIC PANELS AND MODULES SHALL BE TESTED, LISTED &IDENTIFIED IN ACCORDANCE WITH UL170323. ELECTRICAL CONTRACTOR TO PROVIDE CONDUIT EXPANSION JOINTS AND ANCHOR CONDUITRUNS AS REQUIRED PER NEC.PV 0.0: COVER SHEETPV 0.1: PLOT PLANPV 1.0: SITE PLANPV 1.1: ATTACHMENT & STRING LAYOUTPV 1.2: EQUIPMENT ELEVATIONS 1.0: MOUNT DETAILSE 1.1: 3-LINE DIAGRAME 1.2: WIRE CALCULATIONE 1.3: WARNING LABELSE 1.4: PLACARDD 1.1+: EQUIPMENT SPEC SHEET22 MODULES-ROOF MOUNTED - 9.350 kW DC, 8.448 kW ACAUTHORITIES HAVING JURISDICTION:BUILDING: CITY OF LAKEVILLEZONING: CITY OF LAKEVILLEUTILITY: DAKOTA ELECTRIC ASSOCIATIONUTILITY METER NO: 1ND89994678GOVERNING CODESALL WORK SHALL CONFORM TO THE FOLLOWING CODESa. 2023 NATIONAL ELECTRICAL CODEb. 2020 MINNESOTA RESIDENTIAL CODEc. 2020 MINNESOTA BUILDING CODEd. 2024 MINNESOTA RESIDENTIAL ENERGY CODEe. 2020 MINNESOTA ACCESSIBILITY CODEf. 2020 MINNESOTA MECHANICAL AND FUEL GAS CODEg. 2020 MINNESOTA PLUMBING CODEh. 2020 MINNESOTA STATE FIRE CODEi. ANY OTHER LOCAL AMENDMENTSSigned: 06/19/2024Professional
Engineer I hereby certify that this
plan, specification
, or report was prepared by me or under my direct supervision and that I am a duly Licensed Professional
Engineer under the law
s of the state of Minnesota. Signature: Typed or Printed
Name: EUGENE MUNYANZIZADate: License
Number: 61220Concept Approval ONLYSubject to Field InspectionInspectorDate2015MN BldgCode06/24/2024jnuetzman
82'-9"128'-4"82'-9"128'-4"61'-1"12'-9"28'-11"12'-6"NRevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressPV 0.10012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2PLOT PLANSCALE: 5/64" = 1'-0"1PLOT PLANPV 0.1PARCEL: 221199602040PROPERTY LINEFENCE LINEDRIVEWAYSYSTEM LEGEND ROOF ACCESS POINTROOF ACCESS POINTS SHALL BE LOCATED IN AREASTHAT DO NOT REQUIRE THE PLACEMENT OF GROUNDLADDERS OVER OPENINGS SUCH AS WINDOWS ORDOORS, AND LOCATED AT STRONG POINTS OF BUILDINGCONSTRUCTION IN LOCATIONS WHERE THE ACCESSPOINT DOES NOT CONFLICT WITH OVERHEADOBSTRUCTIONS SUCH AS TREE LIMBS, WIRES, OR SIGNS.NOTE :1. 24/ 7 UNESCORTED KEYLESS ACCESS IS TOBE PROVIDED FOR ALL UTILITY EQUIPMENT.2. AC DISCONNECT SHOULD BE LOCATEDTOGETHER IN A READILY ACCESSIBLELOCATION WITHIN 10’ OF THE MAIN SERVICEMETER.LOT: 0.25 ACRESMEXISTING UTILITYMETER #1ND89994678EXISTING INTERIOR MAINSERVICE PANELGARAGE
MAIN HOME
DRIVEWAYROOF ACCESS POINTPROPERTY LINEPROPERTY LINEPROPERTY LINEPROPERTY LINE
FRONT OF HOUSE
17807 FIELDING WAY ROOF #1(22)SUNPOWER SPR-M425-H-AC (425W)SLOPE: 27°AZIM.: 270°FENCEDECKSigned: 06/19/2024Professional
Engineer I hereby certify that this
plan, specification
, or report was prepared by me or under my direct supervision and that I am a duly Licensed Professional
Engineer under the law
s of the state of Minnesota. Signature: Typed or Printed
Name: EUGENE MUNYANZIZADate: License
Number: 61220
NRevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressPV 1.00012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2SITE PLAN ROOF ACCESS POINTROOF ACCESS POINTS SHALL BE LOCATED IN AREASTHAT DO NOT REQUIRE THE PLACEMENT OF GROUNDLADDERS OVER OPENINGS SUCH AS WINDOWS ORDOORS, AND LOCATED AT STRONG POINTS OF BUILDINGCONSTRUCTION IN LOCATIONS WHERE THE ACCESSPOINT DOES NOT CONFLICT WITH OVERHEADOBSTRUCTIONS SUCH AS TREE LIMBS, WIRES, OR SIGNS.SCALE: 1/8" = 1'-0"1SITE PLANPV 1.0ROOF SECTIONSMODULE - 22SLOPE - 27°AZIMUTH - 270°MATERIAL - COMP SHINGLETRUSS SIZE & SPACING - 2"X4" @ 24" O.C.ROOF #01ROOF FIRE SUPPRESSION SPRINKLERSYSTEM: NOTOTAL ROOF AREA: 1984ft2TOTAL MODULE AREA: 457ft2TOTAL AREA COVERED: 23.04%SYSTEM LEGENDMEXISTING INTERIOR MAIN SERVICE PANEL. TIEDTO EXTERIOR UTILITY METER #1ND89994678CNEW DEDICATED PV SYSTEM COMBINERPANEL.22 NEW SUNPOWER SPR-M425-H-AC(425W) MODULESNEW 22 - ENPHASE SPWR-A5 (IQ7HS)1-PHASE, 240V INVERTERS, MOUNTEDON THE BACK OF EACH MODULE. FIRE PATHWAY= ROOF OBSTRUCTIONSAC= ATTIC RUN CONDUIT= ATTIC RUN CONDUIT JUNCTION BOXPVS6NEW SUNPOWER PVS6 MONITORING SYSTEM.EXISTING EXTERIOR UTILITY METER#1ND89994678.NOTE:ATTIC RUN CONDUIT SHALL BE MINIMUM18 INCHES FROM ROOF SHEATING.NEW UTILITY AC DISCONNECT SWITCH.NOTE :1. 24/ 7 UNESCORTED KEYLESS ACCESS IS TOBE PROVIDED FOR ALL UTILITY EQUIPMENT.2. AC DISCONNECT SHOULD BE LOCATEDTOGETHER IN A READILY ACCESSIBLELOCATION WITHIN 10’ OF THE MAIN SERVICEMETER.PNEW UTILITY PV PRODUCTION METERMACPVS6CPROOF #01
18" FIRE SETBACK
18" FIRE SETBACK36" FIRE SETBACK36" FIRE SETBACKROOF ACCESS POINTFRONT OF HOUSE
17807 FIELDING WAY
Signed: 06/19/2024Professional
Engineer I hereby certify that this
plan, specification
, or report was prepared by me or under my direct supervision and that I am a duly Licensed Professional
Engineer under the law
s of the state of Minnesota. Signature: Typed or Printed
Name: EUGENE MUNYANZIZADate: License
Number: 61220
NRevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressPV 1.10012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2ATTACHMENT &STRING LAYOUTSYSTEM LEGENDSCALE: 1/8" = 1'-0"1ATTACHMENT AND STRING LAYOUTPV 1.1= ATTACHMENT POINTS(51 Nos)= TRUSS# MODULE - 08CIRCUIT #01# MODULE - 07CIRCUIT #03# MODULE - 07CIRCUIT #02CIRCUIT(S)= RAIL SYSTEMNOTE: THE MAXIMUM CANTILEVER OF THE RAILSHALL BE 1/3 OF THE ATTACHMENT SPACING.MODULE, ARRAY & ATTACHMENT POINT WEIGHTQuantityLbs./UnitLbs./Qty.Module2248 1056.00Mount Blk51 4.50 229.50Coupling Blk31 4.00 124.00Microinverters222.38 52.36Flashing51 1.00 51.00Slidecomp51 1.00 51.00Clip SS221.00 22.00Total Point Attachment Load per Standoff31.10Total System Weight (LBS.)1585.86Attachment Point Weight (LBS.) Per Sq.Ft.System Weight / Array Area3.47ARRAY AREAModule AreaModule Dim (73.7" x 40.6")20.78 SQ. FT.Area of Array457.14 SQ. FT.Roof Area1984 SQ. FT.Roof Coverage (in percentage)Roof Area/Array Area23.04%2'-0"4'-0"Signed: 06/19/2024Professional
Engineer I hereby certify that this
plan, specification
, or report was prepared by me or under my direct supervision and that I am a duly Licensed Professional
Engineer under the law
s of the state of Minnesota. Signature: Typed or Printed
Name: EUGENE MUNYANZIZADate: License
Number: 61220
INTERIORDEDICATED PVSYSTEM COMBINERPANEL.MAIN SERVICEPANEL.FROM UTILITY METERUNDERGROUND SERVICEFROM PV ARRAYEXTERIORUTILITY ACDISCONNECTSWITCH.UTILITY PVPRODUCTION METERFROM PVPRODUCTIONMETERUTILITY METERBYPASSED EV METER METERSUNPOWERPVS6MONITORINGSYSTEM.TO MSPTO MSPRevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressPV 1.20012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2EQUIPMENTELEVATIONSCALE: NTS1EQUIPMENT ELEVATIONPV 1.2
2ATTACHMENT DETAIL (enlarged view)S 1.0SCALE: NTS1ATTACHMENT DETAILS 1.0SCALE: NTSPV MODULES2"X4
"
TRUSS @
24"
OCMAXIMUM HEIGHT 6" FROM TOPOF THE ROOF TO TOP OF PANELSEE (2/S1.0) FORENLARGED VIEWPV MODULETOP BOLTGROUNDING & END/MID CLAMP2"X4" TRUSS @ 24" OCFLASHING(E) COMP SHINGLE/ROLLED COMP ROOF(E) COMP SHINGLE/ROLLED COMP ROOF(1) 5/16" SS LAG BOLT WITH MIN 212"THREAD EMBEDMENT, SEALEDPENETRATION INTO TRUSS.SUNPOWER INVISIMOUNT RAILPEGASUS L-FOOTRevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressS 1.00012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2MOUNT DETAIL GENERAL STRUCTURAL NOTES:a. THE SOLAR PANELS ARE TO BE MOUNTED TO THE ROOF FRAMING USINGTHE PEGASUS SYSTEM. THE MOUNTING FEET ARE TO BE SPACED ASSHOWN IN THE DETAILS, AND MUST BE STAGGERED TO ADJACENT FRAMINGMEMBERS TO SPREAD OUT THE ADDITIONAL LOAD.b. UNLESS NOTED OTHERWISE, MOUNTING ANCHORS SHALL BE 516" LAGSCREWS WITH A MINIMUM OF 2 12" PENETRATION INTO ROOF FRAMING.c. THE PROPOSED PV SYSTEM ADDS 3.0 psf TO THE ROOF FRAMING SYSTEM.1. ROOF LIVE LOAD = 20 psf TYPICAL, 0 psf UNDER NEW PV SYSTEM.2. GROUND SNOW LOAD = 50 psf3. WIND SPEED = 109 mph4. EXPOSURE CATEGORY = CSigned: 06/19/2024Professional
Engineer I hereby certify that this
plan, specification
, or report was prepared by me or under my direct supervision and that I am a duly Licensed Professional
Engineer under the law
s of the state of Minnesota. Signature: Typed or Printed
Name: EUGENE MUNYANZIZADate: License
Number: 61220
22 NEW SUNPOWER SPR-M425-H-AC (425W) MODULESNEW 22 - ENPHASE SPWR-A5 (IQ7HS) 1-PHASE, 240VINVERTERS, MOUNTED ON THE BACK OF EACH MODULE.L1NGGL1L1L2L2N20A20AG2L1L1L2L208 MICRO-INVERTERS IN BRANCH CIRCUIT #107 MICRO-INVERTERS IN BRANCH CIRCUIT #21(NEW) JUNCTION BOX600V, NEMA 4 UL LISTEDTERMINATOR CAP ON LAST CABLECONNECTOR Q-CABLE (TYP)INVERTER: ENPHASE SPWR-A5 (IQ7HS)1-PHASE, 240VGNNL1MEXISTINGBI-DIRECTIONAL UTILITYMETER 1-PHASE, 3-W,120V/240VTO UTILITY GRIDL2200AEXISTING 240V/200ABUSBAR RATING, SERVICEPANEL, SINGLE PHASE,WITH A 200A MAINDISCONNECTEXISTING GROUNDINGELECTRODE SYSTEM4GSURGE PROTECTIONDEVICE MNSPD-300-AC(NEW) 200A PV SYSTEMCOMBINER PANEL,240V, NEMA 3R, 1 PHASE(NEW)SUNPOWERPVS6MONITORINGSYSTEMPRODUCTION CTL23REFERENCE POINT OFAPPLICABILITY (RPA)(NEW) UTILITY ACDISCONNECTSWITCH, 240V/60A,FUSED, NEMA3R20A(NEW) 200A UTILITY PVPRODUCTIONMETER SOCKET.MILBANK U4801-XL-5T91-PHASE, 3-WIRE120/240VML2NL1NLINELOADL1 L24POINT OF INTERCONNECTION:SUPPLY TAP(IT350 POLARIS LUGS)50A FUSESL1L1L2L220A07 MICRO-INVERTERS IN BRANCH CIRCUIT #3NEW GROUNDINGELECTRODE SYSTEM#6 AWG COPPERGROUND15ACONSUMPTION CTBYPASSEDEV METERRevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressE 1.10012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2MANUFACTURERMAX. POWER AT 40 C59 VOLTSNOMINAL AC VOLTAGE384 WATTSMAX. AC CURRENT240 VOLTSMAX. OCPD RATINGMAX. PANELS/CIRCUITSHORT CIRCUIT CURRENT1.60 AMPS20 AMPSMAX. DC VOLT RATING1015 AMPSENPHASE SPWR-A5 (IQ7HS) 1-PHASE, 240VDC System Size (Watts)AC System Size (Watts)Total Module CountPhotovoltaic System9350844822(BUSBAR X 120% ) - MAIN BREAKERPV BREAKER RATING120% RULE240A - 200A = 4050APV MODULE RATING @ STCMANUFACTURERSUNPOWER SPR-M425-H-AC (425W)OUTPUT POWER425WPOWER TOLERANCE+5/−0%MODULE EFFICIENCY22.00%TEMP. COEF. (POWER)−0.29% / °CAHJ: CITY OF LAKEVILLEUTILITY: DAKOTA ELECTRIC ASSOCIATIONUTILITY AC DISCONNECT TO BE INSTALLEDWITHIN 10FT FROM UTILITY METER.NOTE :1. 24/ 7 UNESCORTED KEYLESS ACCESS IS TOBE PROVIDED FOR ALL UTILITY EQUIPMENT.2. AC DISCONNECT SHOULD BE LOCATEDTOGETHER IN A READILY ACCESSIBLELOCATION WITHIN 10’ OF THE MAIN SERVICEMETER.Conduit Conductor Schedule (Unless Otherwise Specified Conductors Shall be Copper)DescriptionInverter Output(Enphase Q Cable)EGC (Bare Copper Ground)Inverter Output (THWN-2)EGC (THWN-2)Wire Gauge# of Conductors/ColorConduit TypeConduit SizeTag #12 AWG12 AWG6(3L1, 3L2)1 BARE1 (GRN)Free AirFree AirN/AN/A3/4"3/4"112212 AWG6 AWGInverter Output(THWN)3(L1, L2,N) B/R/W36 AWG6(3L1, 3L2)FMCFMCSCH 80 PVC1"EGC (THWN)6 AWG1 (GRN)SCH 80 PVC 1"3Inverter Output(THWN)3(L1, L2,N) B/R/W46 AWGSCH 80 PVC 1"
RevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressE 1.20012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2WIRECALCSRooftop conductor ampacities designed in compliance with art. 690.8,Tables 310.15(B)(2)(a), 310.15(B)(3)(a), 310.15(B)(3)(c), 310.15(B)(16),Chapter 9 Table 4, 5, & 9. Location specific temperature obtained fromASHRAE 2017 data tablesAMBIENT TEMP (HIGH TEMP 2%)RECORD LOW TEMP-26°32°CONDUIT HEIGHTIn atticCONDUCTOR TEMPERATURE RATE ON ROOF90°·Designed according to and all code citations are relevant to the 2023 National Electrical Code.·Tag 2-Use 96% temperature derate for conditions of use (direct sunlight on roof)·Tag 3 - Use 94% temperature derate for conditions of use (adjusted ambient)·Bottom of conduit to be installed min. 7/8" above roof surface.·System grounding & bonding designed in compliance with 690.47(C)3 and 250.64(E)·Equipment shall be listed, tested, and marked to withstand the available short circuit currentELECTRICAL NOTESOCPD CalculationsBreakers sized according to continuous duty output current. PV circuit nominal current based off #of modules per Circuit X (1.25[art. 690.8(A)]) X (1.60 Max AC current per micro-inverter)Circuit #1 = 08 modules, Output Current w/ continuous duty = 16.00 <= 20A BreakerCircuit #2 = 07 modules, Output Current w/ continuous duty = 14.00 <= 20A BreakerCircuit #3 = 07 modules, Output Current w/ continuous duty = 14.00 <= 20A Breakersystem output current w/ continuous duty = 44.00 <= 50A (System OCPD)Conductor CalculationsNUMBER OF CURRENTCARRYING CONDUCTORS INCONDUIT4-67-910-20PERCENT OF VALUES.80.70.50THIS PANEL IS FED BY MULTIPLE SOURCES (UTILITYAND SOLAR)AC OUTPUT CURRENT ACCORDING TO ART. 690.8(B)(1)NOMINAL AC VOLTAGE240V35.20AINVERTER SPECIFICATIONSMANUFACTURERMAX. POWER AT 40 C59 VOLTSNOMINAL AC VOLTAGE384 WATTSMAX. AC CURRENT240 VOLTSMAX. OCPD RATINGMAX. PANELS/CIRCUITSHORT CIRCUIT CURRENT1.60 AMPS20 AMPSMAX. DC VOLT RATING1015 AMPSENPHASE SPWR-A5 (IQ7HS) 1-PHASE, 240VCONDUCTOR TEMPERATURE RATE OFF ROOF75°PV MODULE RATING @ STCMANUFACTURERSUNPOWER SPR-M425-H-AC (425W)OUTPUT POWER425WPOWER TOLERANCE+5/−0%MODULE EFFICIENCY22.00%TEMP. COEF. (POWER)−0.29% / °CWire gauge calculated from code art. 310.15(B)(16) with ambient temperature calculations from art. 310.15(B)(2)(a).For "On Roof" conductors we use the 90°C column ampacity, the relevant ambient temperature adjustment, and racewayfill adjustments from 310.15(B)(16). Conduit shall be installed at least 1" above the roof deck.For "Off Roof" conductors we use the 75°C column ampacity, or the 75°C column ampacity with the relevant ambienttemperature and raceway fill adjustments, whichever is less.The rating of the conductor after adjustments MUST begreater than, or equal to, the continuous duty uprated output current.Calculation Example - Wire Rating (90°C) x Ambient Temperature Adjustment x Conduit Fill Adjustment >= ContinuousDuty Output Current(Tag 2 Inside Attic):12 gauge wire rated for 30 A, 30 A x 0.96 x 0.8 (06 Conductors) = 23.04 > 16.00A(Tag 3 & 4 Off Roof):6 gauge wire rated for 65A , 65A x 0.94 = 61.1A > 44.00A (System Output Current)
RevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressE 1.30012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2WARNINGLABELSLABEL LOCATION: MAIN SERVICE DISCONNECTPER CODE: NEC 690.56(C)(1)(a)LABEL LOCATION: DC CONDUIT/RACEWAY/CABLE TRAYPER CODE: NEC 690.31(G)(3-4)LABEL LOCATION: POINT OF INTERCONNECTIONPER CODE: NEC 690.54ELECTRICAL SHOCK HAZARDTERMINALS ON THE LINE ANDLOAD SIDES MAY BE ENERGIZEDIN THE OPEN POSITIONWARNING!LABEL LOCATION: COMBINER PANEL, AC DISCONNECT,POINT OF INTERCONNECTIONPER CODE: NEC 690.13(B)LABEL LOCATION: MAIN SERVICE DISCONNECT, UTILITY METERPER CODE: NEC 690.13(B)LABEL LOCATION: COMBINER PANEL(S), MAIN SERVICE DISCONNECTPER CODE: NEC 110.27(C), OSHA 1910.145(f)(7)LABEL LOCATION: AC DISCONNECTPER CODE: NEC 690.13(B)LABEL LOCATION: MAIN SERVICE DISCONNECTPER CODE: NEC 690.15(C) & NEC 690.33(E)(2)LABEL LOCATION: RSD INITIATION DEVICE, AC DISCONNECTPER CODE: NEC 690.56(C)(3)DO NOT DISCONNECTUNDER LOADDUAL POWER SOURCESECOND SOURCE IS PHOTOVOLTAIC SYSTEMLABEL LOCATION: MAIN SERVICE DISCONNECTPER CODE: NEC 705.12(B)(3-4), NEC 690.59WARNING!PHOTOVOLTAICAC DISCONNECTPHOTOVOLTAIC POWER SOURCEPHOTOVOLTAIC SYSTEM AC DISCONNECTRATED AC OUPUT CURRENT: 35.20 ANOMINAL OPERATING AC VOLTAGE: 240 VTURN OFF PHOTOVOLTAIC ACDISCONNECT PRIOR TOWORKING INSIDE PANELWARNING!SOLAR PV SYSTEM EQUIPPEDWITH RAPID SHUTDOWNSOLAR ELECTRICPV PANELSTURN RAPID SHUTDOWNSWITCH TO THE"OFF" POSITION TOSHUT DOWN PV SYSTEMAND REDUCESHOCK HAZARDIN THE ARRAYMAIN PHOTOVOLTAICSYSTEM DISCONNECTRAPID SHUTDOWN FORSOLAR PV SYSTEM
RevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressE 1.40012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2PLACARDPOWER TO THIS BUILDING IS ALSO SUPPLIED FROM THEFOLLOWING SOURCES WITH DISCONNECTS LOCATED AS SHOWNCAUTION ! MULTIPLE SOURCES OF POWERServiced by Wolf River ElectricContact: (763) 229-6662N17807 FIELDING WAYMAIN SERVICE PANELSUNPOWERMONITORINGPV COMBINER PANELUTILITY AC DISCONNECTUTILITY PV PRODUCTION METERUTILITY METERPHOTOVOLTAICARRAY
RevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressD 1.10012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2MODULESPEC SHEET
RevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressD 1.20012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2INVERTERSPEC SHEET
RevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressD 1.30012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2INVERTERCOMPLIANCECERTIFICATE
RevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressD 1.40012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2MONITORINGSPEC SHEET
RevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressD 1.50012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2RAIL SPECSHEET
RevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressD 1.60012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2MOUNTINGSPEC SHEET
RevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressD 1.70012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2SPD SPEC SHEET
RevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressD 1.80012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2TAPCONNECTORS
RevSheet NameSheet SizeSheet NumberDUSTIN WADE RESIDENCE
17807 FIELDING WAY, LAKEVILLE, MN 55044
AHJ: CITY OF LAKEVILLE
UTILITY: DAKOTA ELECTRIC ASSOCIATIONANSI B11" X 17"DateDescriptionREVISIONSSignature with SealProject Name &AddressD 1.90012-June-2024CAD 1DESIGNED BY:TRIVENT CAD SOLUTIONWOLF RIVER ELECTRIC101 ISANTI PARKWAY NE, SUITE GISANTI, MN 55040CONTACT: (763) 229-6662ELECTRICAL LICENSE# EA777669BUILDING LICENSE# BC773271contact@wolfriverelectric.com0117-June-2024CAD 2XCEL TESTPROCEDURE
06/19/2024
RE: Structural Certification for Installation of Residential Solar
DUSTIN WADE RESIDENCE:17807 FIELDING WAY, LAKEVILLE, MN 55044
Attn: To Whom It May Concern
Design Criteria
Code 2020 Minnesota Building Code (ASCE 7-16)
Risk category II Wind Load (component and Cladding)
Roof Dead Load Dr 10 psf V 109 mph
PV Dead Load DPV 3 psf Exposure C
Roof Live Load Lr 20 psf
Ground Snow S 50 psf
If you have any questions on the above, please do not hesitate to call.
Sincerely,
This Letter is for the existing roof framing which supports the new PV modules as well as the attachment of the
PV system to existing roof framing. From the field observation report, the roof is made of Composite shingle
roofing over roof plywood supported by 2X4 Trusses at 24 inches. The slope of the roof was approximated to
be 27 degrees.
After review and based on our structural capacity calculation, the existing roof framing has been determined to
be adequate to support the imposed loads without structural upgrades . Contractor shall verify that existing
framing is consistent with the described above before install. Should they find any discrepancies, a written
approval from SEOR is mandatory before proceeding with install. Capacity calculations were done in accordance
with applicable building codes.
Structural Letter for PV Installation
Date:06/19/2024
Job Address:17807 FIELDING WAY
LAKEVILLE, MN 55044
Job Name:DUSTIN WADE RESIDENCE
Job Number:240619DWR
Scope of Work
Table of Content
Sheet 1 Cover2Attachment checks3Snow and Roof Framing Check
4 Seismic Check and Scope of work
Engineering Calculations Summary
Code 2020 Minnesota Building Code (ASCE 7-16)
Risk category II
Roof Dead Load Dr 10 psf
PV Dead Load DPV 3 psf
Roof Live Load Lr 20 psf
Ground Snow S 50 psf
Wind Load (component and Cladding)
V 109 mph
Exposure C
References
2 NDS for Wood Construction
Sincerely,
Signed 06/19/2024
This Letter is for the existing roof framing which supports the new PV modules as well as the attachment of the
PV system to existing roof framing. All PV mounting equipment shall be designed and installed per
manufacturer's approved installation specifications.
Wind Load Cont.
109 mph ASCE 7-16 Figure 26.5-1B
C
1.0 ASCE 7-16 Sec 26.8.2
0.93 ASCE 7-16 Table 26.10-1
0.85 ASCE 7-16 Table 26.6-1
0.97 ASCE 7-16 Table 26.9-1
23.18 psf
27.0 Degrees
1.5 Conservatively assuming all exposed
0.8 conservatively assuming 10 ft2 effective area
Uplift (W)Zone(1,2e)Zone(2r, 2n)Zone(3e)Zone(3r)
Fig. 30-3-2 GCp=-1.3 -1.7 -1.7 -1.8
Eq. 29.4-7 P=qh(GCp)(γE)(γa)=-36.16 -47.29 -47.29 -50.07
GCp=0.6 Figure 30.3-2
P=qh(GCp)(γE)(γa)=16.69 Equation 29.4-7
Rafter Attachments: 0.6D+0.6W (CD=1.6)
Connection Check
Attachement max. spacing=4 ft
5/16" Lag Screw Withdrawal Value=266 lbs/in Table 12.2A - NDS
2.5 in DFL Assumed
Prying Coefficient 1.4
Allowable Capacity=760 lbs
Zone Trib Width Area (ft)Uplift (lbs)Down (lbs)
Zone(1,2e)4 11.0 155.1 130.0
Zone(2r, 2n)4 11.0 199.2 130.0
Zone(3e)4 11.0 199.2 130.0
Zone(3r)4 11.0 210.2 130.0
Conservative Max=210.2 <760
CONNECTION IS OK
II
Wind Speed (3s gust), V =
Exposure =
1. Pv seismic dead weight is negligible to result in significant seismic uplift, therefore the wind uplift
governs
γE=
γa=
KZt =
qh= 0.00256KzKztKdKeV2=
Pitch =
Lag Screw Penetration
Risk Category =
KZ =
Kd =
Ke =
Vertical Load Resisting System Design
Roof Framing Trusses
Snow Load Fully Exposed
pg=50 psf
Ce =0.9
Ct =1.1
Is =1.0
pf = 35 psf
pfmin. = 34.7 psf
ps = 35 psf CS=0.7 46.2 plf
Max Length, L =6.0 ft (Beam maximum Allowable Span)
Tributary Width, WT =24 in
Dr =10 psf 20 plf
PvDL =3 psf 6 plf
Load Case: DL+0.75(0.6W+S)
0.75(Pnet+Ps)+ Ppvcos(θ)+PDL=71 plf
Mdown=212 lb-ft
Mallowable = Sx x Fb' (wind)=634 lb-ft >212 lb-ft OK
Load Case: DL+S
Ps+ Ppvcos(θ)+PDL=72 plf
Mdown=180 lb-ft
Mallowable = Sx x Fb' (wind)=456 lb-ft >180 lb-ft OK
Load Case: DL+0.6W
Pnet+ Ppvcos(θ)+PDL=39.4 plf
Max Moment, Mu=118 lb-ft
Mallowable = Sx x Fb' (wind)=634 lb-ft >118 lb-ft OK
Pv max Shear=130.0 lbs
Shear, Vu=wL/2+Pv Point Load =208 lbs
Max Shear, Vu=wL/2+Pv Point Load =215 lb
Member Capacity
DF-L No.2
2X4 CL CF Ci Cr KF φ λ
Fb =900 psi 1.0 1.5 1.0 1.15 2.54 0.85 0.8 1553 psi
Fv =180 psi N/A N/A 1.0 N/A 2.88 0.75 0.8 180 psi
E =1600000 psi N/A N/A 1.0 N/A N/A N/A N/A 1600000 psi
Emin =580000 psi N/A N/A 1.0 N/A 1.76 0.85 N/A 580000 psi
Depth, d =3.5 in
Width, b =1.5 in
Cross-Sectonal Area, A =5.25 in2
Moment of Inertia, Ixx =5.35938 in4
Section Modulus, Sxx =3.0625 in3
Allowable Moment, Mall = Fb'Sxx =396.2 lb-ft DCR=Mu/Mall =0.40 < 1 Satisfactory
Allowable Shear, Vall = 2/3Fv'A =630.0 lb DCR=Vu/Vall =0.23 < 1 Satisfactory
Design Value Adjusted Value
Siesmic Loads Check
Roof Dead Load 10 psf
% or Roof with Pv 23.0%
Dpv and Racking 3 psf
Average Total Dead Load 10.7 psf
Increase in Dead Load 3.5%OK
Limits of Scope of Work and Liability
The increase in seismic Dead weight as a result of the solar system is less than 10% of the existing structure and
therefore no further seismic analysis is required.
We have based our structural capacity determination on information in pictures and a drawing set titled PV plans -
DUSTIN WADE RESIDENCE. The analysis was according to applicable building codes, professional engineering and
design experience, opinions and judgments. The calculations produced for this Structure's assessment are only for
the proposed solar panel installation referenced in the stamped plan set and were made according to generally
recognized structural analysis standards and procedures.