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HomeMy WebLinkAbout3701 S Sycamore St - 20179836 - PlanTo Whom It May Concern, Solgen Construction LLC for my property at 3701 S Sycamore St, Santa Ana, CA 92707 Thank you, Martha Wiggs DocuSign Envelope ID: DEAB142D-0E9D-4A6F-82E7-DCD638A12721 1/26/2023 You have my express permission to move forward with the solar installation by 3701 S Sycamore St02/23/23 Certificate Of Completion Envelope Id: DEAB142D0E9D4A6F82E7DCD638A12721 Status: Completed Subject: Complete with DocuSign: Martha Wiggs HOA Letter.pdf Source Envelope: Document Pages: 2 Signatures: 1 Envelope Originator: Certificate Pages: 5 Initials: 0 Core Energy Group AutoNav: Enabled EnvelopeId Stamping: Enabled Time Zone: (UTC-08:00) Pacific Time (US & Canada) 727 Eagle Pass North Salt Lake, UT 84054 proposals@coreenergygroup.com IP Address: 204.8.52.205 Record Tracking Status: Original 1/26/2023 8:29:30 AM Holder: Core Energy Group proposals@coreenergygroup.com Location: DocuSign Signer Events Signature Timestamp Martha Wiggs permits@coreenergygroup.com Mr. Security Level: Email, Account Authentication (None)Signature Adoption: Pre-selected Style Using IP Address: 204.8.52.205 Sent: 1/26/2023 8:30:14 AM Viewed: 1/26/2023 8:30:34 AM Signed: 1/26/2023 8:30:51 AM Electronic Record and Signature Disclosure: Accepted: 1/26/2023 8:30:34 AM ID: 13a4cc66-5024-46fe-8a4f-ba0c6553952b In Person Signer Events Signature Timestamp Editor Delivery Events Status Timestamp Agent Delivery Events Status Timestamp Intermediary Delivery Events Status Timestamp Certified Delivery Events Status Timestamp Carbon Copy Events Status Timestamp Customer Support CS@CoreEnergyGroup.com Security Level: Email, Account Authentication (None) Sent: 1/26/2023 8:30:15 AM Electronic Record and Signature Disclosure: Not Offered via DocuSign Witness Events Signature Timestamp Notary Events Signature Timestamp Envelope Summary Events Status Timestamps Envelope Sent Hashed/Encrypted 1/26/2023 8:30:15 AM Certified Delivered Security Checked 1/26/2023 8:30:34 AM Signing Complete Security Checked 1/26/2023 8:30:51 AM Completed Security Checked 1/26/2023 8:30:51 AM Payment Events Status Timestamps 3701 S Sycamore St02/23/23 Electronic Record and Signature Disclosure 3701 S Sycamore St02/23/23 (N)VISIBLE LOCKABLE 2 POLE 60A 'KNIFE' AC DISCONNECT AC DISCONNECT TO BE LOCATED WITHIN 10' OF METER M POINT OF DELIVERY AND INTERCONNECTION N (E) GROUNDING ELECTRODE OR (UFER) NEW 240V/225A MAIN SERVICE PANEL SINGLE PHASE 40A 3 200A EXISTING WIRE G G L1 N L2 (E)(16) EXISTING SOLAR MODULES (E) JUNCTION BOX WITH IRREVERSIBLE GROUND SPLICE G ST R IN G # 1 ST R IN G # 2 PV CIRCUIT 2: 8 MODULES/PARALLEL PV CIRCUIT 1: 8 MODULES/PARALLEL EXISTING WIRE EXISTING WIRE ROO F T O P GR OU N D LE VE L - HO U S E E XT E RIOR 2 (N)JUNCTION BOX WITH IRREVERSIBLE GROUND SPLICE NOTE: IN BETWEEN EACH ARRAY THE EMT IS USED AS THE GROUNDING / BONDING, GROUND CLAMPS ARE AT EACH END OF THE EMT CONDUIT WITH THE WIRE THEN FREE AIR'D TO THE GROUND CLAMP ON THE RACKING RAIL (N) (8) SOLAREVER SE-166*83-455M-144 (455W) MODULES WITH (4) AP SYSTEM DS3-L 2 IN 1 MICRO-INVERTER ATTACHED TO THE BACK OF MODULE. 1 PV CIRCUIT 1: 8 MODULES/PARALLEL [(4) AP SYSTEM DS3-L 2 IN 1] 11 2 (E)STRING INVERTER 7 8 (E)VISIBLE LOCKABLE 2 POLE 30A 'KNIFE' AC DISCONNECT N N SPD (N)SURGE PROTECTION DEVICE TYPE 1 20A 20A N (N)100A PV LOAD CENTER BACKFEED BREAKER 3 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:6/9/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 E-1 DESIGN TEMPERATURES ASHRAE EXTREME LOW -2°C ASHRAE 2% HIGH 37°C PV Module Ratings @ STC Module Make/Model SOLAREVER SE-166*83-455M-144 (455W) MODULE Max Power-Point Current (Imp)10.96A Max Power-Point Voltage (Vmp)41.51V Open-Circuit Voltage (Voc)49.35V Short-Circuit Current (Isc)11.41A Max Series Fuse (OCPD)20A Nominal Maximum Power at STC (Pmax)455W Maximum System Voltage 1500V Voc Temperature Coefficient -0.29% /°C Inverter Ratings Inverter Make/Model AP SYSTEM DS3-L Max DC Volt Rating 60V Peak Output Power 768W Max Nominal Voltage 240V Max AC Current 3.2A Max OCPD Rating 20A SYSTEM SUMMARY INVERTERS PER BRANCH 4 MAX AC CURRENT 12.8A MAX AC OUTPUT POWER 3072W ARRAY STC POWER ARRAY PTC POWER MAX AC CURRENT MAX AC POWER DERATED (CEC) AC POWER METER # 222013010019 BRANCH #1 3640W 3397.60W 12.8A 3072W 3278.68W Conduit and Conductor Schedule ~(75°C Copper Column) Tag Description Wire Gauge # of Conductors Conduit Type Conduit Size 1 AP SYSTEMS AC BUS CABLE 12 AWG 1 N/A - Free Air N/A - Free Air 1 Bare Copper Ground (EGC/GEC) 6 AWG 1 N/A - Free Air N/A - Free Air 2 THWN-2 10 AWG 2 EMT 3/4" 2 THWN-2 - Ground 8 AWG 1 EMT 3/4" (E)PV SYSTEM IS RSD COMPLIANT 3 THWN-2 8 AWG 3 EMT 3/4" 3 THWN-2 - Ground 8 AWG 1 EMT 3/4" MAIN SERVICE PANEL 240/120V 1Ø, 3W MAIN BUSS: 225A MAX BREAKER SIZE: (225A X 1.2) - 200A = 70.0A 3701 S Sycamore St - 2017983607/17/23 N POWER TO THIS BUILDING IS ALSO SUPPLIED FROM THE FOLLOWING SOURCES WITH DISCONNECTS AS SHOWN CAUTION: SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:6/9/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 E-2 37 0 1 S S Y C A M O R E S T MURPHY AVE PV INTERCONNECTION POINT. LOCATION OF METER MAIN COMBO & AC DISCONNECT,PV LOAD CENTER. (N) SOLAR PANELS AND MICRO-INVERTERS ON ROOF LOCATION OF EXISTING STRING INVERTER & AC DISCONNECT. (E)PV SYSTEM IS RSD COMPLIANT 1. NOT ALL PLACARDS SHOWN MAY BE REQUIRED BY LOCAL AHJ. CONTRACTOR TO VERIFY PLACARD REQUIREMENTS WITH LOCAL AHJ BEFORE INSTALLATION. 2. ALL PLAQUES AND SIGNAGE REQUIRED BY THE LATEST EDITION OF THE CALIFORNIA ELECTRICAL CODE 3. ALTERNATE POWER SOURCE PLACARD SHALL BE METALLIC OR PLASTIC, ENGRAVED OR MACHINE PRINTED LETTERS IN A CONTRASTING COLOR TO THE PLAQUE. THIS PLAQUE WILL BE ATTCHED BY POP RIVETS OR SCREWS OR OTHER APPROVED METHOD. 4. DIRECTORY PLACARD MARKING CONTENT AND FORMAT: RED BACKGROUND, WHITE LETTERING, MINIMUM 3/8" LETTER HIEGHT, ALL CAPITAL LETTERS, ARIAL OR SIMILAR FONT, NON BOLD, REFLECTIVE WEATHER RESISTANT MATERIAL SUITABLE FOR THE ENVIRONMENT. PERMANENT SIGNAGE NOTES: WARNING! DO NOT RELOCATE THIS OVERCURRENT DEVICE POWER SOURCE OUTPUT CONNECTION LABEL LOCATION: ADJACENT TO PV BREAKER (IF APPLICABLE). PER CODE(S): CEC 2022: 705.12(B)(3)(2) ! DO NOT ADD LOADS PHOTOVOLTAIC SYSTEM COMBINER PANEL WARNING LABEL LOCATION: PHOTOVOLTAIC AC COMBINER (IF APPLICABLE). PER CODE(S): CEC 2022: 705.12(B)(3)(3) SOLAR PV SYSTEM EQUIPPED WITH RAPID SHUTDOWN SOLAR ELECTRIC PV PANELS TURN RAPID SHUTDOWN SWITCH TO THE "OFF" POSITION TO SHUT DOWN PV SYSTEM AND REDUCE SHOCK HAZARD IN THE ARRAY. LABEL LOCATION: ON OR NO MORE THAT 3 M (10 FT) FROM THE SERVICE DISCONNECTING MEANS TO WHICH THE PV SYSTEMS ARE CONNECTED. ELECTRICAL SHOCK HAZARD WARNING! LABEL LOCATION: INVERTER(S), AC DISCONNECT(S), AC COMBINER PANEL (IF APPLICABLE). PER CODE(S): CEC 2022: 706.15(C)(4) & 690.13(B) TERMINALS ON LINE AND LOAD SIDES MAY BE ENERGIZED IN THE OPEN POSITION RAPID SHUTDOWN SWITCH FOR SOLAR PV SYSTEM LABEL LOCATION: UTILITY SERVICE ENTRANCE/METER, INVERTER/DC DISCONNECT IF REQUIRED BY LOCAL AHJ, OR OTHER LOCATIONS AS REQUIRED BY LOCAL AHJ. PER CODE(S): CEC 2022: 690.56(C)(2), CFC 2022: 1204.5.3 MAXIMUM AC OPERATING CURRENT: NOMINAL OPERATING AC VOLTAGE: 12.8 AMPS 240.0 VAC PHOTOVOLTAIC AC DISCONNECT LABEL LOCATION: AC DISCONNECT(S), PHOTOVOLTAIC SYSTEM POINT OF INTERCONNECTION. PER CODE(S): CEC 2022: 690.54 WARNING! THIS EQUIPMENT FED BY MULTIPLE SOURCES. TOTAL RATING OF ALL OVERCURRENT DEVICES, EXCLUDING MAIN SUPPLY OVERCURRENT DEVICE, SHALL NOT EXCEED AMPACITY OF BUSBAR. (E)SOLAR PANELS AND OPTIMIZERS ON THE ROOF 3701 S Sycamore St - 2017983607/17/23 N 1'-6" 3' 1'-6" 3' SCALE: 3/32" = 1'-0" PV SYSTEM SITE PLAN PV SYSTEM SIZE: 3.64 kW DC LEGEND M METER MAIN COMBO CONSTRUCTION NOTES PV INTERCONNECTION POINT. LOCATION OF METER MAIN COMBO, AC DISCONNECT,PV LOAD CENTER MOUNTED ON EXTERIOR WALL OF A SINGLE FAMILY RESIDENCE. NEW SOLAR PANELS DRIVEWAY (8) SOLAREVER SE-166*83-455M-144 (455W) WITH (4) AP SYSTEM DS3-L MICROINVERTERS MOUNTED TO THE BACK OF MODULES MOUNTED ON COMP SHINGLE 37 0 1 S S Y C A M O R E S T ROOF OBSTRUCTIONS SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:6/9/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 PV-1 LOCATION OF "RAPID SHUTDOWN" AC DISCONNECT CEC 690.12 ACD MURPHY AVE (E) STRUCTURE ON PROPERTY INV EXISTING STRING INVERTER CAL-FIRE ROOF LADDER ACCESS POINT 1. SOLAR PHOTOVOLTAIC SYSTEM TO BE INSTALLED ON RESIDENTIAL STRUCTURE. 2. THIS PROJECT HAS BEEN DESIGNED IN COMPLIANCE WITH THE CBC SECTION 1609 TO WITHSTAND A BASIC WIND SPEED OF 110 MPH (3 SECOND GUST), WIND EXPOSURE C. 3. THE ROOF MEMBERS ARE 2 "X 4" TRUSSES AT 24" ON CENTER. CONNECTION TO STRUCTURE SHALL NOT BE WITHIN 11" OF NAILING PLATES. 4. THE SOLAR PHOTOVOLTAIC INSTALLATION SHALL NOT OBSTRUCT ANY PLUMBING, MECHANICAL, OR BUILDING ROOF VENTS. 5. ALL CONDUCTORS AND CONDUITS MOUNTED ON ROOF SHALL BE MINIMUM 7/8" ABOVE ROOF SURFACE (INCLUDING CABLES UNDERNEATH MODULES AND RACKING). 6. ROOF ACCESS POINTS SHALL BE PROVIDED PER THE FOLLOWING (CRC R324.6, CBC 3111.3.4) 6.1. LOCATED IN AREAS NOT REQUIRING PLACEMENT OF GROUND LADDERS OVER OPENINGS SUCH AS DOORS OR WINDOWS. 6.2. LOCATED AT STRONG POINTS OF CONSTRUCTION IN LOCATIONS WHERE ACCESS POINT DOES NOT CONFLICT WITH OVERHEAD OBSTRUCTIONS SUCH AS: TREES, WIRES, OR SIGNS. 7. SETBACKS AT RIDGES CAN BE REDUCED TO 18 INCHES IN COMPLIANCE WITH 2022 CFC/2021 IFC 1205.2.1.2 TOTAL PLAN VIEW AREA = 2393 SQFT TOTAL PV AREA FOR NEW SYSTEM = 8(82.44 IN)(40.86 IN)/(144 IN^2) = 187.14 SQFT =(187.14 SQFT/ 2393 SQFT)100 = 7.82% TOTAL PV AREA FOR EXISTING SYSTEM =16(69 IN)(34 IN)/(144 IN^2) = 260.66 SQFT =(260.66SQFT/ 2393 SQFT)100 = 10.89% TOTAL PV AREA FOR NEW AND EXISTING SYSTEM. (187.14+260.66) SQFT/ 2393 SQFT = 18.71% TOTAL PV AREA POPULATES 18.71% OF TOTAL PLAN VIEW AREA AND IS WITHIN THE 33% REQUIREMENT. PR O P E R T Y L I N E M LOCATION OF EXISTING STRING INVERTER& AC DISCONNECT. (E) SOLAR SYSTEM ACD AC DISCONNECT PR O P E R T Y L I N E PR O P E R T Y L I N E Roof Azimuth: 270 ° Roof Ti lt: 19 ° Roof Section 2 INV CAL-FIRE ROOF LADDER ACCESS POINT PROPERTY LINE Roof Azimuth: 180° Roof Tilt: 19° Roof Section 1 ACD PROPERTY LINE PROPERTY LINEPROPERTY LINE CAL-FIRE ROOF LADDER ACCESS POINT LC LC PV LOAD CENTER Signed: 01/25/2023 3701 S Sycamore St - 2017983607/17/23 N N 6' 6' 6' SCALE: 1/8" = 1'-0" PV SYSTEM MOUNTING DETAILS EVEREST SPLICE FOOT XL FOR COMP SHINGLE @ 72" O.C. MAX PROPOSED EVEREST CROSSRAIL RACKING PROPOSED SOLAREVER SE-166*83-455M-144 (455W) PV SOLAR MODULES EXISTING 2 "X 4" ROOF TRUSSES @ 24"O.C. SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:6/9/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 PV-2 EXISTING COMP SHINGLE ROOF Roof Azimuth: 180° Roof Tilt: 19° Roof Section 1 Roof Azimuth: 270 ° Roof Tilt: 19° Roof Section 2 Signed: 01/25/2023 3701 S Sycamore St - 2017983607/17/23 RO O F S L O P E 910 10 6 21 7 PV-3 D5 20 11 1214 13 15 18 22 PV-3 D4 3 1 5 4 25 24 23 8 26 2 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:6/9/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 D4 DETAIL (TRANSVERSE) NOT TO SCALE D5 DETAIL (LONGITUDINAL) NOT TO SCALE D1 RACKING DETAIL (TRANSVERSE) NOT TO SCALE D3 RACKING DETAIL (TOP) NOT TO SCALE D2 RACKING DETAIL (LONGITUDINAL) NOT TO SCALE 1. ROOF MATERIAL: COMP SHINGLE 2. ROOF STRUCTURE: TRUSSES 3. ATTACHMENT TYPE: EVEREST SPLICE FOOT XL 4. MODULE MANUFACTURER: SOLAREVER 5. MODULE MODEL: SE-166*83-455M-144 (455W) 6. MODULE LENGTH: 82.44'' 7. MODULE WIDTH: 40.86" 8. MODULE WEIGHT: 51.8 LBS. 9. SEE SHEET S-1 FOR DIMENSION(S) 10. MIN. FIRE OFFSET: 18" 11. TRUSSES SPACING: 24" O.C. 12. TRUSSES SIZE: 2 "X 4" NOMINAL 13. LAG BOLT DIAMETER: 5/16 IN. 14. LAG BOLT EMBEDMENT: 2.5 IN. 15. TOTAL # OF ATTACHMENTS: 17 16. TOTAL AREA: 187.14 SQ. FT. 17. TOTAL WEIGHT: 414.40 LBS. 18. WEIGHT PER ATTACHMENT: 24.38 LBS. 19. DISTRIBUTED LOAD: 2.21 PSF 20. MAX. HORIZONTAL STANDOFF: 72 IN. 21. MAX. VERTICAL STANDOFF: LANDSCAPE: 23 IN., PORTRAIT: 58 IN. 22. STANDOFF STAGGERING: YES 23. RAIL MANUFACTURER AND MODEL (OR EQUIV.):EVEREST CROSSRAIL 24. RAIL WEIGHT: 0.436 PLF. 25. MAX. TRUSSES SPAN: 12 FT. 26. MODULE CLEARANCE: 3 IN. MIN., 6 IN. MAX. PV-3 Signed: 01/25/2023 3701 S Sycamore St - 2017983607/17/23 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:6/9/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 S-1 Signed: 01/25/2023 3701 S Sycamore St - 2017983607/17/23 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:6/9/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 S-2 Signed: 01/25/2023 3701 S Sycamore St - 2017983607/17/23 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:6/9/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 S-3 Signed: 01/25/2023 3701 S Sycamore St - 2017983607/17/23 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:6/9/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 S-4 Signed: 01/25/2023 3701 S Sycamore St - 2017983607/17/23 3701 S Sycamore St - 2017983607/17/23 76 North Meadowbrook Drive Scott E. Wyssling, PE Alpine, UT 84004 Cole D. Larsen, SE, PE office (201) 874-3483 Gregory T. Elvestad, PE swyssling@wysslingconsulting.com January 25, 2023 Green World Renewable Energy 4408 Ritchie Highway Baltimore, MD 21225 Re: Engineering Services Wiggs Residence 3701 South Sycamore Street, Santa Ana, CA 3.640 kW System To Whom It May Concern: We have received information regarding solar panel installation on the roof of the above referenced structure. Our evaluation of the structure is to verify the existing capacity of the roof system and its ability to support the additional loads imposed by the proposed solar system. A. Site Assessment Information 1. Site visit documentation identifying attic information including size and spacing of framing for the existing roof structure. 2. Design drawings of the proposed system including a site plan, roof plan and connection details for the solar panels. This information will be utilized for approval and construction of the proposed system. B. Description of Structure: Roof Framing: Assumed prefabricated wood trusses at 24” on center. All truss members are constructed of 2x4 dimensional lumber. Roof Material: Composite Asphalt Shingles Roof Slopes: 19 degrees Attic Access: Inaccessible Foundation: Permanent C. Loading Criteria Used • Dead Load o Existing Roofing and framing = 7 psf o New Solar Panels and Racking = 3 psf o TOTAL = 10 PSF •Live Load = 20 psf (reducible) – 0 psf at locations of solar panels • Ground Snow Load = 0 psf •Wind Load based on ASCE 7-16 o Ultimate Wind Speed = 110 mph (based on Risk Category II) o Exposure Category C Analysis performed of the existing roof structure utilizing the above loading criteria is in accordance with the 2022 California Residential Code, including provisions allowing existing structures to not require strengthening if the new loads do not exceed existing design loads by 105% for gravity elements and 110% for seismic elements. This analysis indicates that the existing framing will support the additional panel loading without damage, if installed correctly. 3701 S Sycamore St - 2017983607/17/23 Page 2 of 2 D. Solar Panel Anchorage 1. The solar panels shall be mounted in accordance with the most recent K2 Systems installation manual. If during solar panel installation, the roof framing members appear unstable or deflect non - uniformly, our office should be notified before proceeding with the installation. 2. The maximum allowable withdrawal force for a 5/16” lag screw is 298 lbs per inch of penetration as identified in the National Design Standards (NDS) of timber construction specifications. Based on two screws with a minimum penetration depth of 2½”, the allowable capacity per connection is greater than the design withdrawal force (demand). Considering the variable factors for the existing roof framing and installation tolerances, the connection usin g two 5/16” diameter lag screw with a minimum of 2½” embedment will be adequate and will include a sufficient factor of safety. 3. Considering the wind speed, roof slopes, size and spacing of framing members, and condition of the roof, the panel supports shall be placed no greater than 72” on center. Based on the above evaluation, this office certifies that with the racking and mounting specified, the existing roof system will adequately support the additional loading imposed by the solar system. This evaluation is in conformance with the 2022 CRC, current industry standards and practice, and is based on information supplied to us at the time of this report. Should you have any questions regarding the above or if you require further information do not hesitate to contact me. Very truly yours, Scott E. Wyssling, PE California License No. 83664 Signed: 01/25/2023 3701 S Sycamore St - 2017983607/17/23 Wyssling Consulting 76 N. Meadowbrook Drive Alpine, UT 84004 (201) 874-3483 swyssling@wysslingconsulting.com Existing Wiggs Residence Roof Dead Load 3701 South Sycamore Street 2.0 psf Composite Shingle Santa Ana, CA 1.6 psf 1/2" Plywood Sheathing 4.0 psf 2x4 Trusses @ 24 in. o.c. 1.0 psf Ceiling, Mechanical, Electrical 0.3 psf Miscellaneous 8.9 psf TOTAL Second Floor Dead Load 0 psf Floor Finishes 0 psf 1 1/8" Subfloor Sheathing 0 psf Joists @ 16' o.c. 0 psf Partitions 0 psf Ceiling, Mechanical, Electrical 0 psf Miscellaneous 0 psf TOTAL Roof Live Load Floor Live Load 20 psf 0 psf Roof Snow Load Ground SnowLoad= 0 psf (to be divided by cosine of roof angle for horizontal projection ASCE 7 Sec. 7.4) pf = 0.7 Ce Ct I pg = 0 psf Ce = 1, Ct = 1.1 Flat Roof Snow Load (ASCE 7-16 Eq. 7.3-1) Cs = 0.93 ASCE 7-16 Figure 7.4-1 Additional Roof Dead Load - New Solar Panels 3 psf Roof Live Load at Solar Panels 0 psf Roof Snow Load at Solar Panels 0 psf Sloped Roof Snow Load (ASCE 7-16 Eq. 7.4-1) Total Total Existing Roof Load = (DLROOF + Max(LLROOF or S)) AreaROOF 69158 lbs Total New Roof Load = (DLROOF + DLADD + Max(LLROOF or S)) AreaROOF 65885 lbs Change in Demand = (Total New Roof Load - Existing Roof Load) / Existing Roof Load -4.73% 2021 IEBC Section 805.2 states: "Any existing gravity load-carrying structural element for which an alteration causes an increase in design gravity load of more than 5 percent shall be strengthened, supplemented, replaced or otherwise altered as needed to carry the increased gravity load required by this code for new structures." Gravity Loads Total New Gravity Loads are less than Existing Loads. OK 1/25/2023 3701 S Sycamore St - 2017983607/17/23 Wyssling Consulting 76 N. Meadowbrook Drive Alpine, UT 84004 (201) 874-3483 swyssling@wysslingconsulting.com V = 110 Basic Wind Speed Wiggs Residence Exposure C ASCE 7-16, Section 26.7 3701 South Sycamore Street Kz = 0.85 Velocity Pressure Coefficient, ASCE 7-16, Figure 26.10-1 Santa Ana, CA Kzt = 1 Topographic Factor, ASCE 7-16, Section 26.8.2 Kd = 0.85 Directionality Factor, ASCE 7-16, Section 26.6 Ke = 0.996 Ground Elevation Factor, ASCE 7-16, Section 26.9 qh = 22.3 psf qh = 0.00256KzKztKdKeV2 (ASCE 7-16 Eq. 26.10-1) Roof Angle = 19 deg Roof Type Gable sanchor = 72 in Horizontal spacing of roof anchors Atrib = 20.61 sf Panel Area tributary to each roof anchor GCp External Pressure Coefficient, ASCE 7-16, Figure 30.3-2 Roof Zone Zone 1 2e 2n 2r 3e 3r -1.99 -1.99 -2.91 -2.91 -2.91 -3.39 ga = 0.75 Pressure Equalization Factor, ASCE 7-16 Figure 29.4.-8 gE = 1.00 Edge Array Factor, ASCE 29.4.4 edges < 0.5*building height, and panel spacing < 4ft. pnet = qhGCpgEga = Design Wind Pressure, ASCE 7-16, Equation 29.4-7 Roof Zone 1 2e 2n 2r 3e 3r -33 psf -33 psf -49 psf -49 psf -49 psf -57 psf Min Pressure = -16 psf Use 33 psf Use 33 psf Use 49 psf Use 49 psf Use 49 psf Use 57 psf ULTIMATE x 0.6 = 20 psf 20 psf 29 psf 29 psf 29 psf 34 psf ALLOWABLE Connection to Existing Roof Framing F.S. = 1 Additional Factor of Safety applied to withdrawl force, if desired Atrib = 20.6 ft2 DLpanel = 3 psf Roof Zone 1 2e 2n 2r 3e 3r Wuplift = 33 psf 33 psf 49 psf 49 psf 49 psf 57 psf Plag = F.S. x Atrib x (0.6D - 0.6W) = Withdrawl force for each roof anchor Roof Zone 1 2e 2n 2r 3e 3r -381.5 lbs -381.5 lbs -573.0 lbs -573.0 lbs -573.0 lbs -671.8 lbs Connection Capacity db = 5/16 in Lag Screw diameter Dpen = 2 1/2 in Lag Screw penetration into existing framing member No. of Screws 2 Screws per Connection Species of wood framing CD = 1.6 Load Duration Factor for Wind Loading, NDS Table 2.3.2 Ct = 0.7 Temperature Factor, NDS Table 10.3.4 W = 266 lb/in Withdrawl Capacity, NDS Equation 11.2-1 W' = CD x Ct x W = 298 lb/in Adjusted withdrawl value Pallow = Dpen x W' = 1490 lbs (Using (2) screws per connection) Roof Zone 1 2e 2n 2r 3e 3r DEMAND = 382 lbs 382 lbs 573 lbs 573 lbs 573 lbs 672 lbs CAPACITY = 1490 lbs 1490 lbs 1490 lbs 1490 lbs 1490 lbs 1490 lbs up to72in ok up to72in ok up to72in ok up to72in ok up to72in ok up to72in ok This analysis calculates the capacity of the lag screws only. For capacity of the complete mounting system, please see manufacturer's recommendations. Douglas Fir-Larch Wind Uplift Rooftop Solar Panels Parallel to Roof Surface ASCE 7-16, Section 29.4.4 1/25/2023 3701 S Sycamore St - 2017983607/17/23 SHEET # T-1 T-2 PV-1 PV-2 PV-3 E-1 E-2 S-1 S-2 S-3 S-4 SHEET NAME COVER SHEET PLAN NOTES SITE PLAN LAYOUT ATTACHMENT DETAILS MOUNTING DETAILS ELECTRICAL DIAGRAM WARNING LABELS SPEC SHEET SPEC SHEET SPEC SHEET SPEC SHEET PROJECT INFORMATION PROPERTY OWNER NAME:MARTHA WIGGS PHONE:- CONTRACTOR NAME:SOLGEN CONSTRUCTION PHONE:(559)442-9887 DESIGN SPECIFICATIONS OCCUPANCY: R-3 CONSTRUCTION TYPE: SINGLE FAMILY RESIDENCE ZONING: RESIDENTIAL GROUND SNOW LOAD: 0 PSF WIND EXPOSURE: C WIND SPEED: 110 MPH APPLICABLE CODES & STANDARDS 2022 CALIFORNIA RESIDENTIAL CODE (CRC) 2022 CALIFORNIA BUILDING CODE (CBC) 2022 CALIFORNIA MECHANICAL CODE (CMC) 2022 CALIFORNIA ELECTRICAL CODE (CEC) 2022 CALIFORNIA PLUMBING CODE (CPC) 2022 CALIFORNIA ENERGY CODE (ENERGY) 2022 CALIFORNIA GREEN BUILDING CODE (CALGREEN) 2020 NATIONAL ELECTRICAL CODE (NEC) 2022 CALIFORNIA FIRE CODE (CFC) COORDINATES: 33.697984, -117.869310 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:6/9/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 T-1 AERIAL VIEW WIGGS RESIDENCE NEW PHOTOVOLTAIC SYSTEM PROJECT - 3.640 kW DC / 3.072 kW AC TYPE OF INTERCONNECTION: BACKFEED BREAKER IN THE MSP SCOPE OF WORK SYSTEM SIZE: STC: 8 X 455W = 3.640kW PTC: 8 X 424.7W = 3.398kW (8)SOLAREVER SE-166*83-455M-144 (455W) MODULES (4)AP SYSTEM DS3-L MICROINVERTERS (1)60A KNIFE AC DISCONNECT (1)100A PV LOAD CENTER MSP UPGRADE: YES, TO 225A/200A MAIN BREAKER DERATE: NO RACKING & MOUNTING PV ATTACHMENT TYPE: EVEREST SPLICE FOOT XL FOR COMP SHINGLE ROOF RACKING TYPE: EVEREST CROSSRAIL- ROOF MOUNT RACKING HARDWARE Signed: 01/25/2023 The scope of the plans is for the installation of the solar photovoltaic system only and the approval is subject to compliance with all applicable city and state codes and regulations regarding construction. The approval of the plans does not constitute any certification of the accuracy, completeness, or building permit status of the existing buildings and structures as shown. REVISION TO 20178630 Issued 02/22/23 20179836 Issued 07/17/23 3701 S Sycamore St - 2017983607/17/23 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:6/9/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 T-2 1.1. PROJECT NOTES: 1.2. THIS PHOTOVOLTAIC (PV) SYSTEM SHALL COMPLY WITH THE 2022 CALIFORNIA ELECTRICAL CODE (CEC) ARTICLE 690, ALL MANUFACTURER’S LISTING AND INSTALLATION INSTRUCTIONS, AND THE RELEVANT CODES AS SPECIFIED BY THE AUTHORITY HAVING JURISDICTION’S (AHJ) APPLICABLE CODES. 1.3. THE UTILITY INTERCONNECTION APPLICATION MUST BE APPROVED AND PV SYSTEM INSPECTED PRIOR TO PARALLEL OPERATION 1.4. GROUND FAULT DETECTION AND INTERRUPTION (GFDI) DEVICE IS INTEGRATED WITH THE MICROINVERTER IN ACCORDANCE WITH 2022 CEC 690.41(B) 1.5. ALL PV SYSTEM COMPONENTS; MODULES, UTILITY-INTERACTIVE INVERTERS, AND SOURCE CIRCUIT COMBINER BOXES ARE IDENTIFIED AND LISTED FOR USE IN PHOTOVOLTAIC SYSTEMS AS REQUIRED BY 2022 CEC 690.4 PV MODULES: UL1703, IEC61730, AND IEC61215, AND NFPA 70 CLASS C FIRE INVERTERS: UL 1741 CERTIFIED, IEEE 1547, 929, 519 COMBINER BOX(ES): UL 1703 OR UL 1741 ACCESSORY 1.6. MAX DC VOLTAGE CALCULATED USING MANUFACTURER PROVIDED TEMP COEFFICIENT FOR VOC. IF UNAVAILABLE, MAX DC VOLTAGE CALCULATED ACCORDING TO 2022 CEC 690.7. 1.7. ALL INVERTERS, PHOTOVOLTAIC MODULES, PHOTOVOLTAIC PANELS, AND SOURCE CIRCUIT COMBINERS INTENDED FOR USE IN A PHOTOVOLTAIC POWER SYSTEM WILL BE IDENTIFIED AND LISTED FOR THE APPLICATION PER 690.4 (D). SHALL BE INSTALLED ACCORDING TO ANY INSTRUCTIONS FROM LISTING OR LABELING [ 2022 CEC 110.3]. 1.8. ALL SIGNAGE TO BE PLACED IN ACCORDANCE WITH LOCAL BUILDING CODE. IF EXPOSED TO SUNLIGHT, IT SHALL BE UV RESISTANT. ALL PLAQUES AND SIGNAGE WILL BE INSTALLED AS REQUIRED BY THE CEC AND AHJ. 1.9. SCOPE OF WORK: 1.10. PRIME CONTRACTOR IS RESPONSIBLE FOR THE DESIGN AND SPECIFICATIONS OF THE GRID-TIED PHOTOVOLTAIC SYSTEM RETROFIT. PRIME CONTRACTOR WILL BE RESPONSIBLE FOR COLLECTING EXISTING ONSITE REQUIREMENTS TO DESIGN, SPECIFY, AND INSTALL THE EXTERIOR ROOF-MOUNTED PORTION OF THE PHOTOVOLTAIC SYSTEMS DETAILED IN THIS DOCUMENT. 1.11. WORK INCLUDES: 1.12. PV ROOF ATTACHMENTS - EVEREST SPLICE FOOT XL FOR COMP SHINGLE ROOF 1.13. PV RACKING SYSTEM INSTALLATION - EVEREST CROSSRAIL ROOF MOUNT RACKING HARDWARE 1.14. PV MODULE AND INVERTER INSTALLATION - SOLAREVER SE-166*83-455M-144 (455W) MODULES / AP SYSTEM DS3-L MICROINVERTERS 1.15. PV EQUIPMENT GROUNDING 1.16. PV SYSTEM WIRING TO A ROOF-MOUNTED JUNCTION BOX 1.17. PV LOAD CENTERS (IF INCLUDED) 1.18. PV METERING/MONITORING (IF INCLUDED) 1.19. PV DISCONNECTS 1.20. PV GROUNDING ELECTRODE & BONDING TO (E) GEC 1.21. PV FINAL COMMISSIONING 1.22. (E) ELECTRICAL EQUIPMENT RETROFIT FOR PV 1.23. SIGNAGE PLACED IN ACCORDANCE WITH LOCAL BUILDING CODE 1.24. SITE NOTES: 1.25. A LADDER WILL BE IN PLACE FOR INSPECTION IN COMPLIANCE WITH OSHA REGULATIONS. 1.26. THE PV MODULES ARE CONSIDERED NON-COMBUSTIBLE AND THIS SYSTEM IS A UTILITY INTERACTIVE SYSTEM WITH NO STORAGE BATTERIES. 1.27. THE SOLAR PV INSTALLATION WILL NOT OBSTRUCT ANY PLUMBING, MECHANICAL, OR BUILDING ROOF VENTS. 1.28. PROPER ACCESS AND WORKING CLEARANCE AROUND EXISTING AND PROPOSED ELECTRICAL EQUIPMENT WILL BE PROVIDED AS PER SECTION 2022 CEC 110.26. 1.29. ROOF COVERINGS SHALL BE DESIGNED, INSTALLED, AND MAINTAINED IN ACCORDANCE WITH THIS CODE AND THE APPROVED MANUFACTURER'S INSTRUCTIONS SUCH THAT THE ROOF COVERING SERVES TO PROTECT THE BUILDING OR STRUCTURE. 1.30. EQUIPMENT LOCATIONS: 1.31. ALL EQUIPMENT SHALL MEET MINIMUM SETBACKS AS REQUIRED BY 2022 CEC 110.26. 1.32. WIRING SYSTEMS INSTALLED IN DIRECT SUNLIGHT MUST BE RATED FOR EXPECTED OPERATING TEMPERATURE AS SPECIFIED BY 2022 CEC 690.31 (A),(C) AND CEC TABLES 310.15 (B)(2)(A) AND 310.15 (B)(3)(C) 1.33. JUNCTION AND PULL BOXES PERMITTED INSTALLED UNDER PV MODULES ACCORDING TO 2022 CEC 690.34. 1.34. ADDITIONAL AC DISCONNECT(S) SHALL BE PROVIDED WHERE THE INVERTER IS NOT WITHIN SIGHT OF THE AC SERVICING DISCONNECT . 1.35. ALL EQUIPMENT SHALL BE INSTALLED ACCESSIBLE TO QUALIFIED PERSONNEL ACCORDING TO 2022 CEC APPLICABLE CODES. 1.36. ALL COMPONENTS ARE LISTED FOR THEIR PURPOSE AND RATED FOR OUTDOOR USAGE WHEN APPROPRIATE. 1.37. STRUCTURAL NOTES: 1.38. RACKING SYSTEM 1.39. PV ARRAY WILL BE INSTALLED ACCORDING TO CODE-COMPLIANT INSTALLATION MANUAL. TOP CLAMPS REQUIRE A DESIGNATED SPACE BETWEEN MODULES, AND RAILS MUST ALSO EXTEND 1.40. A MINIMUM DISTANCE BEYOND EITHER EDGE OF THE ARRAY/SUBARRAY, ACCORDING TO RAIL MANUFACTURER’S INSTRUCTIONS. 1.41. JUNCTION BOX WILL BE INSTALLED PER MANUFACTURER'S SPECIFICATIONS. IF ROOF-PENETRATING TYPE, IT SHALL BE FLASHED SEALED PER LOCAL REQUIREMENTS. 1.42. ROOFTOP PENETRATIONS FOR PV RACEWAY WILL BE COMPLETED AND SEALED WITH APPROVED CHEMICAL SEALANT PER CODE BY A LICENSED CONTRACTOR. 1.43. ALL PV RELATED ROOF ATTACHMENTS TO BE SPACED NO GREATER THAN THE SPAN DISTANCE SPECIFIED BY THE RACKING MANUFACTURER. 1.44. WHEN POSSIBLE, ALL PV RELATED RACKING ATTACHMENTS WILL BE STAGGERED AMONGST THE ROOF FRAMING MEMBERS. 1.45. WIRING & CONDUIT NOTES: 1.46. ALL CONDUIT AND WIRE WILL BE LISTED AND APPROVED FOR THEIR PURPOSE. CONDUIT AND WIRE SPECIFICATIONS ARE BASED ON MINIMUM CODE REQUIREMENTS AND ARE NOT MEANT TO LIMIT UP-SIZING. 1.47. CONDUCTORS SIZED ACCORDING TO 2022 CEC 690.8, 2022 CEC 690.7. 1.48. VOLTAGE DROP LIMITED TO 1.5%. 1.49. DC WIRING LIMITED TO MODULE FOOTPRINT. MICROINVERTER WIRING SYSTEMS SHALL BE LOCATED AND SECURED UNDER THE ARRAY WITH SUITABLE WIRING CLIPS. 1.50. AC CONDUCTORS COLORED OR MARKED AS FOLLOWS: PHASE A OR L1- BLACK PHASE B OR L2- RED, OR OTHER CONVENTION IF THREE PHASE PHASE C OR L3- BLUE, YELLOW, ORANGE**, OR OTHER CONVENTION NEUTRAL- WHITE OR GREY IN 4-WIRE DELTA CONNECTED SYSTEMS THE PHASE WITH HIGHER VOLTAGE TO BE MARKED ORANGE [2022 CEC 110.15 1.51. GROUNDING NOTES: 1.52. GROUNDING SYSTEM COMPONENTS SHALL BE LISTED FOR THEIR PURPOSE, AND GROUNDING DEVISES EXPOSED TO THE ELEMENTS SHALL BE RATED FOR SUCH USE. 1.53. PV EQUIPMENT SHALL BE GROUNDED ACCORDING TO 2022 CEC 690.43 AND MINIMUM 2022 CEC TABLE 250.122. 1.54. METAL PARTS OF MODULE FRAMES, MODULE RACKING, AND ENCLOSURES CONSIDERED GROUNDED IN ACCORDING WITH 2022 CEC 250.134 AND 2022 250.136(A). 1.55. EQUIPMENT GROUNDING CONDUCTORS SHALL BE SIZED ACCORDING TO CEC 690.45 AND MICROINVERTER MANUFACTURER'S INSTRUCTIONS. 1.56. EACH MODULE WILL BE GROUNDED USING WEEB GROUNDING CLIPS AS SHOWN IN MANUFACTURER DOCUMENTATION AND APPROVED BY THE AHJ. IF WEEBS ARE NOT USED, MODULE GROUNDING LUGS MUST BE INSTALLED AT THE SPECIFIED GROUNDING LUG HOLES PER THE MANUFACTURERS' INSTALLATION REQUIREMENTS. 1.57. THE GROUNDING CONNECTION TO A MODULE SHALL BE ARRANGED SUCH THAT THE REMOVAL OF A MODULE DOES NOT INTERRUPT A GROUNDING CONDUCTOR TO ANOTHER MODULE. 1.58. GROUNDING AND BONDING CONDUCTORS, IF INSULATED, SHALL BE COLORED GREEN OR MARKED GREEN IF #4 AWG OR LARGER [2022 CEC 250.119] 1.59. THE GROUNDING ELECTRODE SYSTEM COMPLIES WITH CEC 690.47 AND CEC 250.50 THROUGH 250.106. IF EXISTING SYSTEM IS INACCESSIBLE, OR INADEQUATE, A GROUNDING ELECTRODE SYSTEM PROVIDED ACCORDING TO CEC 250, CEC 690.47 AND AHJ. 1.60. GROUND-FAULT DETECTION SHALL COMPLY WITH CEC 690.41 IN GENERAL AND CEC 690.41 (A)(1) SPECIFICALLY. 1.61. DISCONNECTION AND OVER-CURRENT PROTECTION NOTES: 1.62. DISCONNECTING SWITCHES SHALL BE WIRED SUCH THAT WHEN THE SWITCH IS OPENED THE CONDUCTORS REMAINING ENERGIZED ARE CONNECTED TO THE TERMINALS MARKED “LINE SIDE” (TYPICALLY THE UPPER TERMINALS). 1.63. DISCONNECTS TO BE ACCESSIBLE TO QUALIFIED UTILITY PERSONNEL, BE LOCKABLE, AND BE A VISIBLE-BREAK SWITCH 1.64. RAPID SHUTDOWN OF ENERGIZED CONDUCTORS BEYOND 1 FT OF PV ARRAY OR 5 FT INSIDE A BUILDING WITHIN 10 SECONDS. CONTROLLED CONDUCTORS ≤30V AND ≤240VA [CEC 690.12(B)]. LOCATION OF LABEL ACCORDING TO AHJ 1.65. ALL OCPD RATINGS AND TYPES SPECIFIED ACCORDING TO CEC 690.8, 690.9, AND 240. 1.66. EQUIPMENT THAT IS LISTED, LABELED, OR BOTH SHALL BE INSTALLED AND USED IN ACCORDANCE WITH ANY INSTRUCTIONS INCLUDED IN THE LISTING OR LABELING. CEC 110.3(B). 1.67. IF REQUIRED BY AHJ, SYSTEM WILL INCLUDE ARC-FAULT CIRCUIT PROTECTION ACCORDING TO CEC 690.11 AND UL1699B. 1.68. INTERCONNECTION NOTES: 1.69. LOAD-SIDE INTERCONNECTION SHALL BE IN ACCORDANCE WITH [2022 CEC 705.12] 1.70. THE SUM OF THE UTILITY OCPD AND INVERTER CONTINUOUS INPUT MAY NOT EXCEED 120% OF BUSBAR RATING [2022 CEC 705.12(B)(3)(2)]. 1.71. WHEN SUM OF THE PV SOURCES EQUALS >100% OF BUSBAR RATING, PV DEDICATED BACKFFED BREAKERS MUST BE LOCATED OPPOSITE END OF THE BUS FROM THE UTILITY SOURCE OCPD [2022 CEC 705.12(B)(3)(2)]. 1.72. AT MULTIPLE PV OUTPUT COMBINER PANEL, TOTAL RATING OF ALL OVERCURRENT DEVICES SHALL NOT EXCEED AMPACITY OF BUSBAR. HOWEVER, THE COMBINED OVERCURRENT DEVICE MAY BE EXCLUDED ACCORDING TO 2022 CEC 705.12 (B)(3)(3). 1.73. SUPPLY SIDE TAP INTERCONNECTION ACCORDING TO 2022 CEC 705.11 WITH SERVICE ENTRANCE CONDUCTORS IN ACCORDANCE WITH 2022 CEC 230.42 1.74. BACKFEEDING BREAKER FOR UTILITY-INTERACTIVE INVERTER OUTPUT IS EXEMPT FROM ADDITIONAL FASTENING [2022 CEC 705.12(E)]. Signed: 01/25/2023 3701 S Sycamore St - 2017983607/17/23 (N) VISIBLE LOCKABLE 2 POLE 30A 'KNIFE' AC DISCONNECT AC DISCONNECT TO BE LOCATED WITHIN 10' OF METER M POINT OF DELIVERY AND INTERCONNECTION N (E) GROUNDING ELECTRODE OR (UFER) EXISTING 240V/100A MAIN SERVICE PANEL SINGLE PHASE 100A BACKFEED BREAKER 20A 4 (N) 240V/200A SUB SERVICE PANEL SINGLE PHASE 3 N 100A 20A EXISTING WIRE G G L1 N L2 (E) (16) EXISTING SOLAR MODULES (E) JUNCTION BOX WITH IRREVERSIBLE GROUND SPLICE G ST R I N G # 1 ST R I N G # 2 PV CIRCUIT 2: 8 MODULES/PARALLEL PV CIRCUIT 1: 8 MODULES/PARALLEL EXISTING WIRE EXISTING WIRE RO O F T O P GR OU ND LE V E L - HO U S E EX T E R I OR 2(N) JUNCTION BOX WITH IRREVERSIBLE GROUND SPLICE NOTE: IN BETWEEN EACH ARRAY THE EMT IS USED AS THE GROUNDING / BONDING, GROUND CLAMPS ARE AT EACH END OF THE EMT CONDUIT WITH THE WIRE THEN FREE AIR'D TO THE GROUND CLAMP ON THE RACKING RAIL (N) (8) SOLAREVER SE-166*83-455M-144 (455W) MODULES WITH (4) AP SYSTEM DS3-L MICRO-INVERTER ATTACHED TO THE BACK OF MODULE. 1 PV CIRCUIT 1: 8 MODULES/PARALLEL [(4) AP SYSTEM DS3-L 2 IN 1] 11 2 (E) STRING INVERTER ALL EXISTING LOADS RELOCATED FROM MAIN SERVICE PANEL TO NEW SUB SERVICE PANEL 7 8 (E) VISIBLE LOCKABLE 2 POLE 30A 'KNIFE' AC DISCONNECT N N SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:1/25/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 E-1 DESIGN TEMPERATURES ASHRAE EXTREME LOW -2°C ASHRAE 2% HIGH 37°C PV Module Ratings @ STC Module Make/Model SOLAREVER SE-166*83-455M-144 (455W) MODULE Max Power-Point Current (Imp)10.96A Max Power-Point Voltage (Vmp)41.51V Open-Circuit Voltage (Voc)49.35V Short-Circuit Current (Isc)11.41A Max Series Fuse (OCPD)20A Nominal Maximum Power at STC (Pmax)455W Maximum System Voltage 1500V Voc Temperature Coefficient -0.29% /°C SUB SERVICE PANEL 240/120V 1Ø, 3W MAIN BUSS: 200A MAX BREAKER SIZE: (200A X 1.2) - 100A = 140A Inverter Ratings Inverter Make/Model AP SYSTEM DS3-L Max DC Volt Rating 60V Peak Output Power 768W Max Nominal Voltage 240V Max AC Current 3.2A Max OCPD Rating 20A SYSTEM SUMMARY INVERTERS PER BRANCH 4 MAX AC CURRENT 12.8A MAX AC OUTPUT POWER 3072W ARRAY STC POWER ARRAY PTC POWER MAX AC CURRENT MAX AC POWER DERATED (CEC) AC POWER METER # 222013010019 BRANCH #1 3640W 3397.60W 12.8A 3072W 3278.68W Conduit and Conductor Schedule ~(75°C Copper Column) Tag Description Wire Gauge # of Conductors Conduit Type Conduit Size 1 PV WIRES 10 AWG 1 N/A - Free Air N/A - Free Air 1 Bare Copper Ground (EGC/GEC) 6 AWG 1 N/A - Free Air N/A - Free Air 2 THWN-2 10 AWG 2 EMT 3/4" 2 THWN-2 - Ground 8 AWG 1 EMT 3/4" (E) PV SYSTEM IS RSD COMPLIANT 3 THWN-2 10 AWG 3 EMT 3/4" 3 THWN-2 - Ground 8 AWG 1 EMT 3/4" 4 THWN-2 3 AWG 3 EMT 1-1/4" 4 THWN-2 - Ground 6 AWG 1 EMT 1-1/4" NOTE:TOTAL AMPERAGE RATING OF ALL OVERCURRENT DEVICES SUMMED UP IN THE MAIN PANEL EXCLUDING MAIN SUPPLY OVERCURRENT DEVICE, SHALL NOT EXCEED AMPACITY OF BUS BAR NEC 2017 705.12(D)(2)(3)(c) 3701 S Sycamore St 02/23/23 N 1. NOT ALL PLACARDS SHOWN MAY BE REQUIRED BY LOCAL AHJ. CONTRACTOR TO VERIFY PLACARD REQUIREMENTS WITH LOCAL AHJ BEFORE INSTALLATION. 2. ALL PLAQUES AND SIGNAGE REQUIRED BY THE LATEST EDITION OF THE CALIFORNIA ELECTRICAL CODE 3. ALTERNATE POWER SOURCE PLACARD SHALL BE METALLIC OR PLASTIC, ENGRAVED OR MACHINE PRINTED LETTERS IN A CONTRASTING COLOR TO THE PLAQUE. THIS PLAQUE WILL BE ATTCHED BY POP RIVETS OR SCREWS OR OTHER APPROVED METHOD. 4. DIRECTORY PLACARD MARKING CONTENT AND FORMAT: RED BACKGROUND, WHITE LETTERING, MINIMUM 3/8" LETTER HIEGHT, ALL CAPITAL LETTERS, ARIAL OR SIMILAR FONT, NON BOLD, REFLECTIVE WEATHER RESISTANT MATERIAL SUITABLE FOR THE ENVIRONMENT. PERMANENT SIGNAGE NOTES: WARNING! DO NOT RELOCATE THIS OVERCURRENT DEVICE POWER SOURCE OUTPUT CONNECTION LABEL LOCATION: ADJACENT TO PV BREAKER (IF APPLICABLE). PER CODE(S): CEC 2022: 705.12(B)(2)(3)(b) ! DO NOT ADD LOADS PHOTOVOLTAIC SYSTEM COMBINER PANEL WARNING LABEL LOCATION: PHOTOVOLTAIC AC COMBINER (IF APPLICABLE). PER CODE(S): CEC 2022: 705.12(B)(2)(3)(c), SOLAR PV SYSTEM EQUIPPED WITH RAPID SHUTDOWN SOLAR ELECTRIC PV PANELS TURN RAPID SHUTDOWN SWITCH TO THE "OFF" POSITION TO SHUT DOWN PV SYSTEM AND REDUCE SHOCK HAZARD IN THE ARRAY. LABEL LOCATION: ON OR NO MORE THAT 3 M (10 FT) FROM THE SERVICE DISCONNECTING MEANS TO WHICH THE PV SYSTEMS ARE CONNECTED. ELECTRICAL SHOCK HAZARD WARNING! LABEL LOCATION: INVERTER(S), AC DISCONNECT(S), AC COMBINER PANEL (IF APPLICABLE). PER CODE(S): CEC 2022: 690.13(B) TERMINALS ON LINE AND LOAD SIDES MAY BE ENERGIZED IN THE OPEN POSITION RAPID SHUTDOWN SWITCH FOR SOLAR PV SYSTEM LABEL LOCATION: UTILITY SERVICE ENTRANCE/METER, INVERTER/DC DISCONNECT IF REQUIRED BY LOCAL AHJ, OR OTHER LOCATIONS AS REQUIRED BY LOCAL AHJ. PER CODE(S): CEC 2022: 690.56(C)(3), CFC 2022: 1204.5.3 POWER TO THIS BUILDING IS ALSO SUPPLIED FROM THE FOLLOWING SOURCES WITH DISCONNECTS AS SHOWN CAUTION: MAXIMUM AC OPERATING CURRENT: NOMINAL OPERATING AC VOLTAGE: AMPS 240.0 VAC PHOTOVOLTAIC AC DISCONNECT LABEL LOCATION: AC DISCONNECT(S), PHOTOVOLTAIC SYSTEM POINT OF INTERCONNECTION. PER CODE(S): CEC 2022: 690.54 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:1/25/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 E-2 37 0 1 S S Y C A M O R E S T WARNING! THIS EQUIPMENT FED BY MULTIPLE SOURCES. TOTAL RATING OF ALL OVERCURRENT DEVICES, EXCLUDING MAIN SUPPLY OVERCURRENT DEVICE, SHALL NOT EXCEED AMPACITY OF BUSBAR. MURPHY AVE PV INTERCONNECTION POINT. LOCATION OF SUB SERVICE PANEL & AC DISCONNECT. (N) SOLAR PANELS AND MICRO-INVERTERS ON ROOF 12.8 LOCATION OF EXISTING STRING INVERTER & AC DISCONNECT. LOCATION OF METER MAIN COMBO (E) PV SYSTEM IS RSD COMPLIANT MAXIMUM AC OPERATING CURRENT (NEW AND EXISTING SYSTEM) : NOMINAL OPERATING AC VOLTAGE: AMPS 240.0 VAC PHOTOVOLTAIC AC DISCONNECT 28.8 3701 S Sycamore St02/23/23 N 1'-6" 3' 3' 1'-6" 3' SCALE: 3/32" = 1'-0" PV SYSTEM SITE PLAN PV SYSTEM SIZE: 3.64 kW DC LEGEND M METER MAIN COMBO CONSTRUCTION NOTES PV INTERCONNECTION POINT. LOCATION OF SUB SERVICE PANEL, AC DISCONNECT MOUNTED ON EXTERIOR WALL OF A SINGLE FAMILY RESIDENCE. NEW SOLAR PANELS DRIVEWAY (8) SOLAREVER SE-166*83-455M-144 (455W) WITH (4) AP SYSTEM DS3-L MICROINVERTERS MOUNTED TO THE BACK OF MODULES MOUNTED ON COMP SHINGLE 37 0 1 S S Y C A M O R E S T ROOF OBSTRUCTIONS SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:1/25/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 PV-1 LOCATION OF "RAPID SHUTDOWN" AC DISCONNECT CEC 690.12 ACDSSP MURPHY AVE INV EXISTING STRING INVERTER SSP SUB SERVICE PANEL CAL-FIRE ROOF LADDER ACCESS POINT 1. SOLAR PHOTOVOLTAIC SYSTEM TO BE INSTALLED ON RESIDENTIAL STRUCTURE. 2. THIS PROJECT HAS BEEN DESIGNED IN COMPLIANCE WITH THE CBC SECTION 1609 TO WITHSTAND A BASIC WIND SPEED OF 110 MPH (3 SECOND GUST), WIND EXPOSURE C. 3. THE ROOF MEMBERS ARE 2 "X 4" TRUSSES AT 24" ON CENTER. CONNECTION TO STRUCTURE SHALL NOT BE WITHIN 11" OF NAILING PLATES. 4. THE SOLAR PHOTOVOLTAIC INSTALLATION SHALL NOT OBSTRUCT ANY PLUMBING, MECHANICAL, OR BUILDING ROOF VENTS. 5. ALL CONDUCTORS AND CONDUITS MOUNTED ON ROOF SHALL BE MINIMUM 7/8" ABOVE ROOF SURFACE (INCLUDING CABLES UNDERNEATH MODULES AND RACKING). 6. ROOF ACCESS POINTS SHALL BE PROVIDED PER THE FOLLOWING (CRC R324.7.1, CBC 3111.2.1) 6.1. LOCATED IN AREAS NOT REQUIRING PLACEMENT OF GROUND LADDERS OVER OPENINGS SUCH AS DOORS OR WINDOWS. 6.2. LOCATED AT STRONG POINTS OF CONSTRUCTION IN LOCATIONS WHERE ACCESS POINT DOES NOT CONFLICT WITH OVERHEAD OBSTRUCTIONS SUCH AS: TREES, WIRES, OR SIGNS. 7. SETBACKS AT RIDGES CAN BE REDUCED TO 18 INCHES IN COMPLIANCE WITH 2022 CFC/2022 IFC 1204.2.1.2 TOTAL PLAN VIEW AREA = 2393 SQFT TOTAL PV AREA FOR NEW SYSTEM = 8(82.44 IN)(40.86 IN)/(144 IN^2) = 187.14 SQFT =(187.14 SQFT/ 2393 SQFT)100 = 7.82% TOTAL PV AREA FOR EXISTING SYSTEM =16(69 IN)(34 IN)/(144 IN^2) = 260.66 SQFT =(260.66SQFT/ 2393 SQFT)100 = 10.89% TOTAL PV AREA FOR NEW AND EXISTING SYSTEM. (187.14+260.66) SQFT/ 2393 SQFT = 18.71% TOTAL PV AREA POPULATES 18.71% OF TOTAL PLAN VIEW AREA AND IS WITHIN THE 33% REQUIREMENT. PR O P E R T Y L I N E M LOCATION OF EXISTING STRING INVERTER& AC DISCONNECT. (E) SOLAR SYSTEM ACD AC DISCONNECT PR O P E R T Y L I N E PR O P E R T Y L I N E LOCATION OF METER MAIN COMBO Roof Azimuth: 270 ° Roof Ti lt: 19 ° Roof Section 2 INV CAL-FIRE ROOF LADDER ACCESS POINT PROPERTY LINE Roof Azimuth: 180° Roof Tilt: 19° Roof Section 1 ACD PROPERTY LINE PROPERTY LINEPROPERTY LINE 1/25/2023 3701 S Sycamore St02/23/23 6' 6' 6' N N SCALE: 1/8" = 1'-0" PV SYSTEM MOUNTING DETAILS EVEREST SPLICE FOOT XL FOR COMP SHINGLE @ 72" O.C. MAX PROPOSED EVEREST CROSSRAIL RACKING PROPOSED SOLAREVER SE-166*83-455M-144 (455W) PV SOLAR MODULES EXISTING 2 "X 4" ROOF TRUSSES @ 24"O.C. SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:1/25/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 PV-2 EXISTING COMP SHINGLE ROOF Roof Azimuth: 180° Roof Tilt: 19° Roof Section 1 Roof Azimuth: 270 ° Roof Tilt: 19° Roof Section 2 1/25/2023 3701 S Sycamore St02/23/23 RO O F S L O P E 910 10 6 21 7 S-5 D5 20 11 1214 13 15 18 22 S-5 D4 3 1 5 4 25 24 23 8 26 2 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:1/25/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 D4 DETAIL (TRANSVERSE) NOT TO SCALE D5 DETAIL (LONGITUDINAL) NOT TO SCALE D1 RACKING DETAIL (TRANSVERSE) NOT TO SCALE D3 RACKING DETAIL (TOP) NOT TO SCALE D2 RACKING DETAIL (LONGITUDINAL) NOT TO SCALE 1. ROOF MATERIAL: COMP SHINGLE 2. ROOF STRUCTURE: TRUSSES 3. ATTACHMENT TYPE: EVEREST SPLICE FOOT XL 4. MODULE MANUFACTURER: SOLAREVER 5. MODULE MODEL: SE-166*83-455M-144 (455W) 6. MODULE LENGTH: 82.44'' 7. MODULE WIDTH: 40.86" 8. MODULE WEIGHT: 51.8 LBS. 9. SEE SHEET S-1 FOR DIMENSION(S) 10. MIN. FIRE OFFSET: 18" 11. TRUSSES SPACING: 24" O.C. 12. TRUSSES SIZE: 2 "X 4" NOMINAL 13. LAG BOLT DIAMETER: 5/16 IN. 14. LAG BOLT EMBEDMENT: 2.5 IN. 15. TOTAL # OF ATTACHMENTS: 21 16. TOTAL AREA: 187.14 SQ. FT. 17. TOTAL WEIGHT: 414.40 LBS. 18. WEIGHT PER ATTACHMENT: 19.73 LBS. 19. DISTRIBUTED LOAD: 2.21 PSF 20. MAX. HORIZONTAL STANDOFF: 72 IN. 21. MAX. VERTICAL STANDOFF: LANDSCAPE: 26 IN., PORTRAIT: 39 IN. 22. STANDOFF STAGGERING: YES 23. RAIL MANUFACTURER AND MODEL (OR EQUIV.):EVEREST CROSSRAIL 24. RAIL WEIGHT: 0.436 PLF. 25. MAX. TRUSSES SPAN: 12 FT. 26. MODULE CLEARANCE: 3 IN. MIN., 6 IN. MAX. PV-3 1/25/2023 3701 S Sycamore St02/23/23 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:1/25/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 S-1 3701 S Sycamore St02/23/23 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:1/25/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 S-2 3701 S Sycamore St02/23/23 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:1/25/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 S-3 3701 S Sycamore St02/23/23 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:1/25/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 S-4 3701 S Sycamore St02/23/23 Rev: 7/15/2021 RESIDENTIAL PHOTOVOLTAIC CHECKLIST SOL-01 CBC 2019 Solar Photovoltaic (PV) Checklist for Detached SINGLE FAMILY RESIDENCES Only Instructions: The licensed contractor of record shall complete all sections, answer the ten questions and sign the certification section below. A copy of this form shall be attached to each of TWO sets of plans, of minimum 11” x 17” size. If answering NO to any of the questions, plan check shall be required. Project Address: Contractor Company Name: Contractor License Number: YES NO Are the following applicable to the proposed project? 1.   Will the PV system layout provide the required three-foot wide clear access pathways per Section 605.11 of the California Fire Code, and is this shown on the roof plan? 2.   Will the PV system be installed on a roof having only one roofing layer with no overlays? 3.   Will the PV array be flush mounted to the existing roof so that the plane of the modules (panels) are parallel to the plane of the roof? 4.   Will the PV system weigh maximum 4 pounds per square feet or less? 5.   Will the PV system be installed where the modules do not overhang any roof edges (such as eaves, gabled ends, ridges and hips)? 6.   Will the PV system be installed with a space of 2” minimum to 10” maximum between the underside of modules and the surface of the roof? 7.   Will the PV system be installed without using any ballast system or counter-weight system? 8.   Will the anchors be installed with a maximum horizontal anchor spacing of 6 feet and is this maximum horizontal spacing shown on the plans? 9.   Will the minimum 5/16” lag screws be installed with a minimum of 2-1/2 inch embedment into roof rafters (with pre-drilled holes) and is this minimum embedment shown on the plans? 10.   Are ALL the structural pages of the plans stamped and signed by a California licensed professional engineer? (including project specific site plan, PV layout, anchorage spacing, anchorage details and manufacturer’s PV support information.) I certify under penalty of perjury under the laws of the State of California that the above is true: Print Name: Signature: Phone Number: Date: Email Address: Planning & Building Agency Building Safety Division 20 Civic Center Plaza P.O. Box 1988 (M-19) Santa Ana, CA 92702 (714) 647-5800 www.santa-ana.org 1053344 Solgen Construction, LLC Cole Farmer Permits@CoreEnergyGroup.com 559-462-6009 3701 S Sycamore St, Santa Ana, CA 92707, USA 1/31/2023 3701 S Sycamore St02/23/23 76 North Meadowbrook Drive Scott E. Wyssling, PE Alpine, UT 84004 Cole D. Larsen, SE, PE office (201) 874-3483 Gregory T. Elvestad, PE swyssling@wysslingconsulting.com January 25, 2023 Green World Renewable Energy 4408 Ritchie Highway Baltimore, MD 21225 Re: Engineering Services Wiggs Residence 3701 South Sycamore Street, Santa Ana, CA 3.640 kW System To Whom It May Concern: We have received information regarding solar panel installation on the roof of the above referenced structure. Our evaluation of the structure is to verify the existing capacity of the roof system and its ability to support the additional loads imposed by the proposed solar system. A. Site Assessment Information 1. Site visit documentation identifying attic information including size and spacing of framing for the existing roof structure. 2. Design drawings of the proposed system including a site plan, roof plan and connection details for the solar panels. This information will be utilized for approval and construction of the proposed system. B. Description of Structure: Roof Framing: Assumed prefabricated wood trusses at 24” on center. All truss members are constructed of 2x4 dimensional lumber. Roof Material: Composite Asphalt Shingles Roof Slopes: 19 degrees Attic Access: Inaccessible Foundation: Permanent C. Loading Criteria Used • Dead Load o Existing Roofing and framing = 7 psf o New Solar Panels and Racking = 3 psf o TOTAL = 10 PSF • Live Load = 20 psf (reducible) – 0 psf at locations of solar panels • Ground Snow Load = 0 psf • Wind Load based on ASCE 7-16 o Ultimate Wind Speed = 110 mph (based on Risk Category II) o Exposure Category C Analysis performed of the existing roof structure utilizing the above loading criteria is in accordance with the 2022 California Residential Code, including provisions allowing existing structures to not require strengthening if the new loads do not exceed existing design loads by 105% for gravity elements and 110% for seismic elements. This analysis indicates that the existing framing will support the additional panel loading without damage, if installed correctly. 3701 S Sycamore St02/23/23 Page 2 of 2 D. Solar Panel Anchorage 1. The solar panels shall be mounted in accordance with the most recent K2 Systems installation manual. If during solar panel installation, the roof framing members appear unstable or deflect non - uniformly, our office should be notified before proceeding with the installation. 2. The maximum allowable withdrawal force for a 5/16” lag screw is 298 lbs per inch of penetration as identified in the National Design Standards (NDS) of timber construction specifications. Based on two screws with a minimum penetration depth of 2½”, the allowable capacity per connection is greater than the design withdrawal force (demand). Considering the variable factors for the existing roof framing and installation tolerances, the connection usin g two 5/16” diameter lag screw with a minimum of 2½” embedment will be adequate and will include a sufficient factor of safety. 3. Considering the wind speed, roof slopes, size and spacing of framing members, and condition of the roof, the panel supports shall be placed no greater than 72” on center. Based on the above evaluation, this office certifies that with the racking and mounting specified, the existing roof system will adequately support the additional loading imposed by the solar system. This evaluation is in conformance with the 2022 CRC, current industry standards and practice, and is based on information supplied to us at the time of this report. Should you have any questions regarding the above or if you require further information do not hesitate to contact me. Very truly yours, Scott E. Wyssling, PE California License No. 83664 3701 S Sycamore St02/23/23 Wyssling Consulting 76 N. Meadowbrook Drive Alpine, UT 84004 (201) 874-3483 swyssling@wysslingconsulting.com Existing Wiggs Residence Roof Dead Load 3701 South Sycamore Street 2.0 psf Composite Shingle Santa Ana, CA 1.6 psf 1/2" Plywood Sheathing 4.0 psf 2x4 Trusses @ 24 in. o.c. 1.0 psf Ceiling, Mechanical, Electrical 0.3 psf Miscellaneous 8.9 psf TOTAL Second Floor Dead Load 0 psf Floor Finishes 0 psf 1 1/8" Subfloor Sheathing 0 psf Joists @ 16' o.c. 0 psf Partitions 0 psf Ceiling, Mechanical, Electrical 0 psf Miscellaneous 0 psf TOTAL Roof Live Load Floor Live Load 20 psf 0 psf Roof Snow Load Ground SnowLoad= 0 psf (to be divided by cosine of roof angle for horizontal projection ASCE 7 Sec. 7.4) pf = 0.7 Ce Ct I pg = 0 psf Ce = 1, Ct = 1.1 Flat Roof Snow Load (ASCE 7-16 Eq. 7.3-1) Cs = 0.93 ASCE 7-16 Figure 7.4-1 Additional Roof Dead Load - New Solar Panels 3 psf Roof Live Load at Solar Panels 0 psf Roof Snow Load at Solar Panels 0 psf Sloped Roof Snow Load (ASCE 7-16 Eq. 7.4-1) Total Total Existing Roof Load = (DLROOF + Max(LLROOF or S)) AreaROOF 69158 lbs Total New Roof Load = (DLROOF + DLADD + Max(LLROOF or S)) AreaROOF 65885 lbs Change in Demand = (Total New Roof Load - Existing Roof Load) / Existing Roof Load -4.73% 2021 IEBC Section 805.2 states: "Any existing gravity load-carrying structural element for which an alteration causes an increase in design gravity load of more than 5 percent shall be strengthened, supplemented, replaced or otherwise altered as needed to carry the increased gravity load required by this code for new structures." Gravity Loads Total New Gravity Loads are less than Existing Loads. OK 1/25/2023 3701 S Sycamore St02/23/23 Wyssling Consulting 76 N. Meadowbrook Drive Alpine, UT 84004 (201) 874-3483 swyssling@wysslingconsulting.com V = 110 Basic Wind Speed Wiggs Residence Exposure C ASCE 7-16, Section 26.7 3701 South Sycamore Street Kz = 0.85 Velocity Pressure Coefficient, ASCE 7-16, Figure 26.10-1 Santa Ana, CA Kzt = 1 Topographic Factor, ASCE 7-16, Section 26.8.2 Kd = 0.85 Directionality Factor, ASCE 7-16, Section 26.6 Ke = 0.996 Ground Elevation Factor, ASCE 7-16, Section 26.9 qh = 22.3 psf qh = 0.00256KzKztKdKeV2 (ASCE 7-16 Eq. 26.10-1) Roof Angle = 19 deg Roof Type Gable sanchor = 72 in Horizontal spacing of roof anchors Atrib = 20.61 sf Panel Area tributary to each roof anchor GCp External Pressure Coefficient, ASCE 7-16, Figure 30.3-2 Roof Zone Zone 1 2e 2n 2r 3e 3r -1.99 -1.99 -2.91 -2.91 -2.91 -3.39 ga = 0.75 Pressure Equalization Factor, ASCE 7-16 Figure 29.4.-8 gE = 1.00 Edge Array Factor, ASCE 29.4.4 edges < 0.5*building height, and panel spacing < 4ft. pnet = qhGCpgEga =Design Wind Pressure, ASCE 7-16, Equation 29.4-7 Roof Zone 1 2e 2n 2r 3e 3r -33 psf -33 psf -49 psf -49 psf -49 psf -57 psf Min Pressure = -16 psf Use 33 psf Use 33 psf Use 49 psf Use 49 psf Use 49 psf Use 57 psf ULTIMATE x 0.6 = 20 psf 20 psf 29 psf 29 psf 29 psf 34 psf ALLOWABLE Connection to Existing Roof Framing F.S. = 1 Additional Factor of Safety applied to withdrawl force, if desired Atrib = 20.6 ft2 DLpanel = 3 psf Roof Zone 1 2e 2n 2r 3e 3r Wuplift = 33 psf 33 psf 49 psf 49 psf 49 psf 57 psf Plag = F.S. x Atrib x (0.6D - 0.6W) =Withdrawl force for each roof anchor Roof Zone 1 2e 2n 2r 3e 3r -381.5 lbs -381.5 lbs -573.0 lbs -573.0 lbs -573.0 lbs -671.8 lbs Connection Capacity db = 5/16 in Lag Screw diameter Dpen = 2 1/2 in Lag Screw penetration into existing framing member No. of Screws 2 Screws per Connection Species of wood framing C D = 1.6 Load Duration Factor for Wind Loading, NDS Table 2.3.2 Ct = 0.7 Temperature Factor, NDS Table 10.3.4 W = 266 lb/in Withdrawl Capacity, NDS Equation 11.2-1 W' = C D x Ct x W = 298 lb/in Adjusted withdrawl value Pallow = Dpen x W' = 1490 lbs (Using (2) screws per connection) Roof Zone 1 2e 2n 2r 3e 3r DEMAND = 382 lbs 382 lbs 573 lbs 573 lbs 573 lbs 672 lbs CAPACITY = 1490 lbs 1490 lbs 1490 lbs 1490 lbs 1490 lbs 1490 lbs up to72in okup to72in okup to72in okup to72in okup to72in okup to72in ok This analysis calculates the capacity of the lag screws only. For capacity of the complete mounting system, please see manufacturer's recommendations. Douglas Fir-Larch Wind Uplift Rooftop Solar Panels Parallel to Roof Surface ASCE 7-16, Section 29.4.4 1/25/2023 3701 S Sycamore St02/23/23 SHEET # T-1 T-2 PV-1 PV-2 PV-3 E-1 E-2 S-1 S-2 S-3 S-4 SHEET NAME COVER SHEET PLAN NOTES SITE PLAN LAYOUT ATTACHMENT DETAILS MOUNTING DETAILS ELECTRICAL DIAGRAM WARNING LABELS SPEC SHEET SPEC SHEET SPEC SHEET SPEC SHEET PROJECT INFORMATION PROPERTY OWNER NAME:MARTHA WIGGS PHONE:- CONTRACTOR NAME:SOLGEN CONSTRUCTION PHONE:(559) 442-9887 DESIGN SPECIFICATIONS OCCUPANCY: R-3 CONSTRUCTION TYPE: SINGLE FAMILY RESIDENCE ZONING: RESIDENTIAL GROUND SNOW LOAD: 0 PSF WIND EXPOSURE: C WIND SPEED: 110 MPH APPLICABLE CODES & STANDARDS 2022 CALIFORNIA RESIDENTIAL CODE (CRC) 2022 CALIFORNIA BUILDING CODE (CBC) 2022 CALIFORNIA MECHANICAL CODE (CMC) 2022 CALIFORNIA ELECTRICAL CODE (CEC) 2022 CALIFORNIA PLUMBING CODE (CPC) 2022 CALIFORNIA ENERGY CODE (ENERGY) 2022 CALIFORNIA GREEN BUILDING CODE (CALGREEN) 2020 NATIONAL ELECTRICAL CODE (NEC) 2022 CALIFORNIA FIRE CODE (CFC) COORDINATES: 33.697984, -117.869310 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:1/25/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 T-1 AERIAL VIEW WIGGS RESIDENCE NEW PHOTOVOLTAIC SYSTEM PROJECT - 3.640 kW DC / 3.072 kW AC TYPE OF INTERCONNECTION: BACKFEED BREAKER IN THE SSP SCOPE OF WORK SYSTEM SIZE: STC: 8 X 455W = 3.640kW PTC: 8 X 424.7W = 3.398kW (8) SOLAREVER SE-166*83-455M-144 (455W) MODULES (4) AP SYSTEM DS3-L MICROINVERTERS (1) 200A SUB SERVICE PANEL (1) 30A KNIFE AC DISCONNECT MSP UPGRADE: NO MAIN BREAKER DERATE: NO RACKING & MOUNTING PV ATTACHMENT TYPE: EVEREST SPLICE FOOT XL FOR COMP SHINGLE ROOF RACKING TYPE: EVEREST CROSSRAIL- ROOF MOUNT RACKING HARDWARE 1/25/2023 BLDG# 101113735 ISS. 02/15/2023 ELEC# 20178630 ISS. 02/22/2023 ELEC P/C'd by M. Smith The scope of the plans is for the installation of the solar photovoltaic system only and the approval is subject to compliance with all applicable city and state codes and regulations regarding construction. The approval of the plans does not constitute any certification of the accuracy, completeness, or building permit status of the existing buildings and structures as shown. 3701 S Sycamore St 02/23/23 SHEET CONTRACTOR SOLGEN CONSTRUCTION LLC. 3701 S SYCAMORE ST, SANTA ANA, CA 92707 APN:41003245 DATE:1/25/2023 WIGGS RESIDENCE License#: C-10 1053344 DESIGNER: OSA CORE ENERGY GROUP. ADDRESS: 2072 N MAIN ST FL 2, LOGAN UT 84341-1993 CSLB#: 1053344 T-2 1.1. PROJECT NOTES: 1.2. THIS PHOTOVOLTAIC (PV) SYSTEM SHALL COMPLY WITH THE 2022 CALIFORNIA ELECTRICAL CODE (CEC) ARTICLE 690, ALL MANUFACTURER’S LISTING AND INSTALLATION INSTRUCTIONS, AND THE RELEVANT CODES AS SPECIFIED BY THE AUTHORITY HAVING JURISDICTION’S (AHJ) APPLICABLE CODES. 1.3. THE UTILITY INTERCONNECTION APPLICATION MUST BE APPROVED AND PV SYSTEM INSPECTED PRIOR TO PARALLEL OPERATION 1.4. GROUND FAULT DETECTION AND INTERRUPTION (GFDI) DEVICE IS INTEGRATED WITH THE MICROINVERTER IN ACCORDANCE WITH 2022 CEC 690.41(B) 1.5. ALL PV SYSTEM COMPONENTS; MODULES, UTILITY-INTERACTIVE INVERTERS, AND SOURCE CIRCUIT COMBINER BOXES ARE IDENTIFIED AND LISTED FOR USE IN PHOTOVOLTAIC SYSTEMS AS REQUIRED BY 2022 CEC 690.4 PV MODULES: UL1703, IEC61730, AND IEC61215, AND NFPA 70 CLASS C FIRE INVERTERS: UL 1741 CERTIFIED, IEEE 1547, 929, 519 COMBINER BOX(ES): UL 1703 OR UL 1741 ACCESSORY 1.6. MAX DC VOLTAGE CALCULATED USING MANUFACTURER PROVIDED TEMP COEFFICIENT FOR VOC. IF UNAVAILABLE, MAX DC VOLTAGE CALCULATED ACCORDING TO 2022 CEC 690.7. 1.7. ALL INVERTERS, PHOTOVOLTAIC MODULES, PHOTOVOLTAIC PANELS, AND SOURCE CIRCUIT COMBINERS INTENDED FOR USE IN A PHOTOVOLTAIC POWER SYSTEM WILL BE IDENTIFIED AND LISTED FOR THE APPLICATION PER 690.4 (D). SHALL BE INSTALLED ACCORDING TO ANY INSTRUCTIONS FROM LISTING OR LABELING [ 2022 CEC 110.3]. 1.8. ALL SIGNAGE TO BE PLACED IN ACCORDANCE WITH LOCAL BUILDING CODE. IF EXPOSED TO SUNLIGHT, IT SHALL BE UV RESISTANT. ALL PLAQUES AND SIGNAGE WILL BE INSTALLED AS REQUIRED BY THE CEC AND AHJ. 1.9. SCOPE OF WORK: 1.10. PRIME CONTRACTOR IS RESPONSIBLE FOR THE DESIGN AND SPECIFICATIONS OF THE GRID-TIED PHOTOVOLTAIC SYSTEM RETROFIT. PRIME CONTRACTOR WILL BE RESPONSIBLE FOR COLLECTING EXISTING ONSITE REQUIREMENTS TO DESIGN, SPECIFY, AND INSTALL THE EXTERIOR ROOF-MOUNTED PORTION OF THE PHOTOVOLTAIC SYSTEMS DETAILED IN THIS DOCUMENT. 1.11. WORK INCLUDES: 1.12. PV ROOF ATTACHMENTS - EVEREST SPLICE FOOT XL FOR COMP SHINGLE ROOF 1.13. PV RACKING SYSTEM INSTALLATION - EVEREST CROSSRAIL ROOF MOUNT RACKING HARDWARE 1.14. PV MODULE AND INVERTER INSTALLATION - SOLAREVER SE-166*83-455M-144 (455W) MODULES / AP SYSTEM DS3-L MICROINVERTERS 1.15. PV EQUIPMENT GROUNDING 1.16. PV SYSTEM WIRING TO A ROOF-MOUNTED JUNCTION BOX 1.17. PV LOAD CENTERS (IF INCLUDED) 1.18. PV METERING/MONITORING (IF INCLUDED) 1.19. PV DISCONNECTS 1.20. PV GROUNDING ELECTRODE & BONDING TO (E) GEC 1.21. PV FINAL COMMISSIONING 1.22. (E) ELECTRICAL EQUIPMENT RETROFIT FOR PV 1.23. SIGNAGE PLACED IN ACCORDANCE WITH LOCAL BUILDING CODE 1.24. SITE NOTES: 1.25. A LADDER WILL BE IN PLACE FOR INSPECTION IN COMPLIANCE WITH OSHA REGULATIONS. 1.26. THE PV MODULES ARE CONSIDERED NON-COMBUSTIBLE AND THIS SYSTEM IS A UTILITY INTERACTIVE SYSTEM WITH NO STORAGE BATTERIES. 1.27. THE SOLAR PV INSTALLATION WILL NOT OBSTRUCT ANY PLUMBING, MECHANICAL, OR BUILDING ROOF VENTS. 1.28. PROPER ACCESS AND WORKING CLEARANCE AROUND EXISTING AND PROPOSED ELECTRICAL EQUIPMENT WILL BE PROVIDED AS PER SECTION 2022 CEC 110.26. 1.29. ROOF COVERINGS SHALL BE DESIGNED, INSTALLED, AND MAINTAINED IN ACCORDANCE WITH THIS CODE AND THE APPROVED MANUFACTURER'S INSTRUCTIONS SUCH THAT THE ROOF COVERING SERVES TO PROTECT THE BUILDING OR STRUCTURE. 1.30. EQUIPMENT LOCATIONS: 1.31. ALL EQUIPMENT SHALL MEET MINIMUM SETBACKS AS REQUIRED BY 2022 CEC 110.26. 1.32. WIRING SYSTEMS INSTALLED IN DIRECT SUNLIGHT MUST BE RATED FOR EXPECTED OPERATING TEMPERATURE AS SPECIFIED BY 2022 CEC 690.31 (A),(C) AND CEC TABLES 310.15 (B)(2)(A) AND 310.15 (B)(3)(C) 1.33. JUNCTION AND PULL BOXES PERMITTED INSTALLED UNDER PV MODULES ACCORDING TO 2022 CEC 690.34. 1.34. ADDITIONAL AC DISCONNECT(S) SHALL BE PROVIDED WHERE THE INVERTER IS NOT WITHIN SIGHT OF THE AC SERVICING DISCONNECT . 1.35. ALL EQUIPMENT SHALL BE INSTALLED ACCESSIBLE TO QUALIFIED PERSONNEL ACCORDING TO 2022 CEC APPLICABLE CODES. 1.36. ALL COMPONENTS ARE LISTED FOR THEIR PURPOSE AND RATED FOR OUTDOOR USAGE WHEN APPROPRIATE. 1.37. STRUCTURAL NOTES: 1.38. RACKING SYSTEM 1.39. PV ARRAY WILL BE INSTALLED ACCORDING TO CODE-COMPLIANT INSTALLATION MANUAL. TOP CLAMPS REQUIRE A DESIGNATED SPACE BETWEEN MODULES, AND RAILS MUST ALSO EXTEND 1.40. A MINIMUM DISTANCE BEYOND EITHER EDGE OF THE ARRAY/SUBARRAY, ACCORDING TO RAIL MANUFACTURER’S INSTRUCTIONS. 1.41. JUNCTION BOX WILL BE INSTALLED PER MANUFACTURER'S SPECIFICATIONS. IF ROOF-PENETRATING TYPE, IT SHALL BE FLASHED SEALED PER LOCAL REQUIREMENTS. 1.42. ROOFTOP PENETRATIONS FOR PV RACEWAY WILL BE COMPLETED AND SEALED WITH APPROVED CHEMICAL SEALANT PER CODE BY A LICENSED CONTRACTOR. 1.43. ALL PV RELATED ROOF ATTACHMENTS TO BE SPACED NO GREATER THAN THE SPAN DISTANCE SPECIFIED BY THE RACKING MANUFACTURER. 1.44. WHEN POSSIBLE, ALL PV RELATED RACKING ATTACHMENTS WILL BE STAGGERED AMONGST THE ROOF FRAMING MEMBERS. 1.45. WIRING & CONDUIT NOTES: 1.46. ALL CONDUIT AND WIRE WILL BE LISTED AND APPROVED FOR THEIR PURPOSE. CONDUIT AND WIRE SPECIFICATIONS ARE BASED ON MINIMUM CODE REQUIREMENTS AND ARE NOT MEANT TO LIMIT UP-SIZING. 1.47. CONDUCTORS SIZED ACCORDING TO 2022 CEC 690.8, 2022 CEC 690.7. 1.48. VOLTAGE DROP LIMITED TO 1.5%. 1.49. DC WIRING LIMITED TO MODULE FOOTPRINT. MICROINVERTER WIRING SYSTEMS SHALL BE LOCATED AND SECURED UNDER THE ARRAY WITH SUITABLE WIRING CLIPS. 1.50. AC CONDUCTORS COLORED OR MARKED AS FOLLOWS: PHASE A OR L1- BLACK PHASE B OR L2- RED, OR OTHER CONVENTION IF THREE PHASE PHASE C OR L3- BLUE, YELLOW, ORANGE**, OR OTHER CONVENTION NEUTRAL- WHITE OR GREY IN 4-WIRE DELTA CON2022 CECTED SYSTEMS THE PHASE WITH HIGHER VOLTAGE TO BE MARKED ORANGE [2022 CEC 110.15 1.51. GROUNDING NOTES: 1.52. GROUNDING SYSTEM COMPONENTS SHALL BE LISTED FOR THEIR PURPOSE, AND GROUNDING DEVISES EXPOSED TO THE ELEMENTS SHALL BE RATED FOR SUCH USE. 1.53. PV EQUIPMENT SHALL BE GROUNDED ACCORDING TO 2022 CEC 690.43 AND MINIMUM 2022 CEC TABLE 250.122. 1.54. METAL PARTS OF MODULE FRAMES, MODULE RACKING, AND ENCLOSURES CONSIDERED GROUNDED IN ACCORDING WITH 2022 CEC 250.134 AND 2022 250.136(A). 1.55. EQUIPMENT GROUNDING CONDUCTORS SHALL BE SIZED ACCORDING TO CEC 690.45 AND MICROINVERTER MANUFACTURER'S INSTRUCTIONS. 1.56. EACH MODULE WILL BE GROUNDED USING WEEB GROUNDING CLIPS AS SHOWN IN MANUFACTURER DOCUMENTATION AND APPROVED BY THE AHJ. IF WEEBS ARE NOT USED, MODULE GROUNDING LUGS MUST BE INSTALLED AT THE SPECIFIED GROUNDING LUG HOLES PER THE MANUFACTURERS' INSTALLATION REQUIREMENTS. 1.57. THE GROUNDING CONNECTION TO A MODULE SHALL BE ARRANGED SUCH THAT THE REMOVAL OF A MODULE DOES NOT INTERRUPT A GROUNDING CONDUCTOR TO ANOTHER MODULE. 1.58. GROUNDING AND BONDING CONDUCTORS, IF INSULATED, SHALL BE COLORED GREEN OR MARKED GREEN IF #4 AWG OR LARGER [2022 CEC 250.119] 1.59. THE GROUNDING ELECTRODE SYSTEM COMPLIES WITH CEC 690.47 AND CEC 250.50 THROUGH 250.106. IF EXISTING SYSTEM IS INACCESSIBLE, OR INADEQUATE, A GROUNDING ELECTRODE SYSTEM PROVIDED ACCORDING TO CEC 250, CEC 690.47 AND AHJ. 1.60. GROUND-FAULT DETECTION SHALL COMPLY WITH CEC 690.41 IN GENERAL AND CEC 690.41 (A)(1) SPECIFICALLY. 1.61. DISCONNECTION AND OVER-CURRENT PROTECTION NOTES: 1.62. DISCONNECTING SWITCHES SHALL BE WIRED SUCH THAT WHEN THE SWITCH IS OPENED THE CONDUCTORS REMAINING ENERGIZED ARE CONNECTED TO THE TERMINALS MARKED “LINE SIDE” (TYPICALLY THE UPPER TERMINALS). 1.63. DISCONNECTS TO BE ACCESSIBLE TO QUALIFIED UTILITY PERSONNEL, BE LOCKABLE, AND BE A VISIBLE-BREAK SWITCH 1.64. RAPID SHUTDOWN OF ENERGIZED CONDUCTORS BEYOND 1 FT OF PV ARRAY OR 5 FT INSIDE A BUILDING WITHIN 10 SECONDS. CONTROLLED CONDUCTORS ≤30V AND ≤240VA [CEC 690.12(B)]. LOCATION OF LABEL ACCORDING TO AHJ 1.65. ALL OCPD RATINGS AND TYPES SPECIFIED ACCORDING TO CEC 690.8, 690.9, AND 240. 1.66. EQUIPMENT THAT IS LISTED, LABELED, OR BOTH SHALL BE INSTALLED AND USED IN ACCORDANCE WITH ANY INSTRUCTIONS INCLUDED IN THE LISTING OR LABELING. CEC 110.3(B). 1.67. IF REQUIRED BY AHJ, SYSTEM WILL INCLUDE ARC-FAULT CIRCUIT PROTECTION ACCORDING TO CEC 690.11 AND UL1699B. 1.68. INTERCONNECTION NOTES: 1.69. LOAD-SIDE INTERCONNECTION SHALL BE IN ACCORDANCE WITH [2022 CEC 705.12(B)(2)(3)(a)] 1.70. THE SUM OF THE UTILITY OCPD AND INVERTER CONTINUOUS INPUT MAY NOT EXCEED 120% OF BUSBAR RATING [2022 CEC 705.12(B)(3)(2)] & [2022 CEC 705.12(B)(2)]. 1.71. WHEN SUM OF THE PV SOURCES EQUALS >100% OF BUSBAR RATING, PV DEDICATED BACKFFED BREAKERS MUST BE LOCATED OPPOSITE END OF THE BUS FROM THE UTILITY SOURCE OCPD [2022 CEC 705.12(B)(2)(3)(c)]. 1.72. AT MULTIPLE PV OUTPUT COMBINER PANEL, TOTAL RATING OF ALL OVERCURRENT DEVICES SHALL NOT EXCEED AMPACITY OF BUSBAR. HOWEVER, THE COMBINED OVERCURRENT DEVICE MAY BE EXCLUDED ACCORDING TO 2022 CEC 705.12 (B)(3). 1.73. SUPPLY SIDE TAP INTERCONNECTION ACCORDING TO 2022 CEC 705.11 WITH SERVICE ENTRANCE CONDUCTORS IN ACCORDANCE WITH 2022 CEC 230.42 1.74. BACKFEEDING BREAKER FOR UTILITY-INTERACTIVE INVERTER OUTPUT IS EXEMPT FROM ADDITIONAL FASTENING [2022 CEC 705.12(E)]. 1/25/2023 3701 S Sycamore St02/23/23