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HomeMy WebLinkAboutHOLD- 1600 N Broadway - PlanDate: Job #: 4/8/26 26-1878 Email: SE@mcpe.group Mobile: (909) 566-0066 Structural Analysis Report For Photovoltaic System Addition to Existing Structure At Core Investment 1600 N Broadway Santa Ana, CA 92706 Designed in Accordance with CBC 2025, ASCE 7-22, E.O.R.: Ryan McPherson, P.E. 9240 Limonite Ave Jurupa Valley, CA 92509 4/8/2026 12:25 PM 1 of 8 ©McPherson Engineering EXP. 03/31/28 This item has been digitally signed and sealed on Apr 08, 2026 McPherson Engineering By: R.S. Date: 4/8/26 Project Info 3 Gravity Loads 4 Lateral Loads 5 Vertical Load Distribution 6 Wind Uplift Design 7 Summary 8 Table Of Contents 4/8/2026 12:25 PM 2 of 8 ©McPherson Engineering McPherson Engineering By: R.S. Date: 4/8/26 Location: 1600 N Broadway Santa Ana, CA 92706 Number of Stories = 9 Existing Structure Inf Aroof =9626 sq. ft.Roof Square Footage A9th_flr =9626 sq. ft. 9th floor square footage A8th_flr =9626 sq. ft. 8th floor square footage A7th_flr =9626 sq. ft. 7th floor square footage A6th_flr =9626 sq. ft. 6th floor square footage A5th_flr =9626 sq. ft. 5th floor square footage A4th_flr =9626 sq. ft. 4th floor square footage A3rd_flr =9626 sq. ft. 3rd floor square footage A2nd_flr =9626 sq. ft. 2nd floor square footage Site Properties: Lattitude = Longitude = Ss = 1.500 S1 = 0.520 Exposure Category = C Ult. Wind Speed = 110 m.p.h. P.V. Array Info: Model = JAM66D45 LB 630W Height of Panel = 93.78 in. Width of Panel = 44.65 in. Area of Panel = 29.1 ft.2 Number of New Panels = 64 Number of Exis. Panels = 0 Total Area of Array = 1861.0 ft.2 Spacing of Anchors = 8.00 ft. max. on center rows of racks per panel = 2 Panel Tilt = 0-7 deg Array Distributed Weight = 3.01 p.s.f. Project Info 33.758837 -117.870193 4/8/2026 12:25 PM 3 of 8 ©McPherson Engineering McPherson Engineering By: R.S. Date: 4/8/26 Existing Loads: Roof Design Loads: Roofing = 2.0 p.s.f.TPO/Torchdown roofing Decking = 1.5 p.s.f.1/2" Plywood Framing = 1.5 p.s.f.2x6 Framing Misc = 1.0 p.s.f. DLr1 =6.0 p.s.f.Roofing Dead Load (applied to top of rafters/trusses only) DLr2 =20.0 p.s.f.Total Existing Roof Dead Load LLr = 20.0 p.s.f.Roof Live Load (Per C.B.C, Table 1607.1) SL = 0.0 p.s.f.Snow Load Exterior Walls = 12.0 p.s.f.Weight of exterior walls Total Length of Walls = 480.0 ft Combined length of exterior structural walls Height of Walls = 10.0 ft total height of exterior walls Wall Weight = 58 kips total weight of exterior walls per level Floor Design Loads: Flooring = 10.0 p.s.f.Weight of floor finish Decking = 4.5 p.s.f.3/4" plywood Framing = 4.0 p.s.f.2x framing or manufactured floor truss Interior Partitions = 15.0 p.s.f.2x framed walls with drywall finish each side Ceiling = 5.0 p.s.f.Drywall ceiling finish below Misc. = 0.8 p.s.f. DLf = 39.3 p.s.f.Total Existing Floor Dead Load Proposed Loads: Panels = 3.0 p.s.f.weight of panels including rack system DLr1_proposed =9.0 p.s.f.Proposed Roof Dead Load (applied to top only) DLr2_proposed =23.0 p.s.f.Total Proposed Roof Dead Load LLr_proposed = 0.0 p.s.f. Check Proposed Gravity Loads: Total Existing Roof Load Wex = (DLr1 + LLr) (Aroof) =250.3 kips Total Proposed Roof Load Wprop = (DLr1 + LLr) (Aroof - Aarray) + (DLr1_proposed + LLr_proposed) (Aarray) =218.7 kips Proposed Load Demand Roof Live Load with panels no more than 24in above roof surface (panels cannot support live loads, including the weight of stacked materials or workers) Gravity Loads Wprop - W ex =-12.63%Wex TOTAL INCREASE IN GRAVITY LOADS < 5%, PANELS OK! 4/8/2026 12:25 PM 4 of 8 ©McPherson Engineering McPherson Engineering By: R.S. Date: 4/8/26 Seismic Design Parameters Risk Category = 2 Per Table 1-5-1 R = 6.5 Response Modification Factor (Table 12-2.1) Site Class = D Per 11.4.2 Ie =1 Seismic Importance Factor (Table 1.5-2) Ss =1.50 Short Period P.G.A. S1 =0.52 1-Sec Period P.G.A. S.D.C. = D Seismic Design Category Per 11.6 SDS =1.18 Short Period Design Parameter SD1 =0.81 1-Sec Period Design Parameter Approximate Fundamental Period (Per 12.8.2.1) per Eq. 12.8-7 hn = 80 ft Ct =0.02 (per table 12.8-2) x = 0.75 (per table 12.8-2) T = 0.53 sec Approximate Fundamental Period TL =8 sec Long-Period Transition Period per Figure 22-12 Seismic Response Coefficient (Per 12.8.1.1) CS = (SDS Ie)/R = 0.18 Seismic Response Coefficient Per Eq. 12.8-2 Cs1 = 1.5*(SD1 Ie)/R T = 0.35 Max. Seismic Response Coefficient Per Eq. 12.8-3 if T ≤ TL Cs2 =0.01 Min. Seismic Response Coefficient Per Eq. 12.8-5 Cs2 = 0.044 SDS Ie =0.05 Min. Seismic Response Coefficient Per Eq. 12.8-5 Cs3 = 0.5 S1 Ie/R =0.04 Min. Seismic Response Coefficient Per Eq. 12.8-6 if S1 ≥ 0.6g CS =0.18 Design Seismic Coefficient Check Additional Base Shear Wexisting =1327 kips Weight of Existing Structure Wpanels =5.6 kips Weight of Proposed Panels Vexisting = Cs W existing =241.0 kips Roof Level Shear of Existing Structure Vpanels = Cs Wpanels =1.0 kips Additional Roof Level Shear of Proposed Panels T = Ct (hn)x Lateral Loads 4/8/2026 12:25 PM 5 of 8 ©McPherson Engineering McPherson Engineering By: R.S. Date: 4/8/26 Existing Loads: Level Ws (kips)Hx (ft)Ws*Hx Cvx Fs (k)Fs / W s Ftot Roof 193 80 15401.6 1.00 1348 7.00 1348 9th 144 80 11551.2 0.75 1011 7.00 2358 8th 144 70 10107.3 0.66 884 6.13 3243 7th 144 60 8663.4 0.56 758 5.25 4001 6th 144 50 7219.5 0.47 632 4.38 4633 5th 144 40 5775.6 0.38 505 3.50 5138 4th 144 30 4331.7 0.28 379 2.63 5517 3rd 144 20 2887.8 0.19 253 1.75 5770 2nd 144 10 1443.9 0.09 126 0.88 5896 Total 1348 15401.6 1.00 1348 Proposed Loads: Level Ws (kips)Hx (ft)Ws*Hx Cvx Fs (k)Fs / W s Ftot Roof 198 80 15850 0.23 316 1.60 316 9th 144 80 11551 0.17 230 1.60 547 8th 144 70 10107 0.15 202 1.40 748 7th 144 60 8663 0.13 173 1.20 921 6th 144 50 7220 0.11 144 1.00 1065 5th 144 40 5776 0.09 115 0.80 1180 4th 144 30 4332 0.06 86 0.60 1267 3rd 144 20 2888 0.04 58 0.40 1324 2nd 144 10 1444 0.02 29 0.20 1353 Total 1353 67830 1.00 1353 Check additional story shear Level Ex. Shear (k) Prop. Shear (k) % Increase <10%? Roof 1348 316 -326.19% OK! 9th 2358 547 -331.41% OK! 8th 3243 748 -333.35% OK! 7th 4001 921 -334.33% OK! 6th 4633 1065 -334.91% OK! 5th 5138 1180 -335.26% OK! 4th 5517 1267 -335.49% OK! 3rd 5770 1324 -335.63% OK! 2nd 5896 1353 -335.69% OK! PER 2025 C.E.B.C. SEC. 502.5, UNDER 10% LATERAL STRESS INCREASE, NO RETROFIT REQUIRED Vertical Load Distribution 4/8/2026 12:25 PM 6 of 8 ©McPherson Engineering McPherson Engineering By: R.S. Date: 4/8/26 Rooftop Solar Panels Wind Pressures (Section 29.4, ASCE 7) Vult =110 mph Kzt =1.00 (sec 26.8.2)h = 80 ft Exposure Category = B Kz = 1.21 (sec 26.10.1) Roof Zone = 2 Kd =0.85 (sec 26.6) Roof θ = 0.0 deg Ke =1.00 (sec 26.9) qh = 0.00256 Kz Kzt Ke V2 qh =26.33 (eq. 26.10-1) GPp =-2 uplift γE =1.5 (sec 29.4.4) γa =0.60 (fig 29.4-8) γE =1.5 FIG 29.4-7)γc =1.07 (fig 29.4-7)hpt =0 γa =0.60 (fig 29.4-8)γp =0.9 (fig 29.4-7)ω =0.00 deg (panel tilt) GPp =-2 uplift GCrm =1.4 uplift p = qh Kd (GCp) γE γa (eq 29.4-7) p = qh Kd (GCrn) γE γC γp (eq 29.4-6) p =-40.4 p.s.f.p =45.2 p.s.f. Check Anchorage to Existing Structure 0.6DL - 0.6W controlling load combination (eq. 16-15 for ASD) DL = 3.0 p.s.f.dead load of panel (inlcuding rack system) W = 45.2 p.s.f.wind load normal to face of panel Arealag =31.3 sq. ft.area tributary to each anchor SPanc =8.00 ft.spacing of anchors Puplift = Arealag (0.6DL - 0.6W) =791.5 lbs total uplift on anchor Material = DFL lumber anchor material Dialag =5/16 in.diameter of anchor Penlag = 2.5 in.min. penetration to existing framing W lag =266 lb/in.withdrawal load per in. of penetration per NDS Table 11.2A CD =1.6 load duration factor for wind per NDS Table 2.3.2 Ct =0.8 temperature factor per NDS Table 2.3.3 Noscrews =1 number of screws in withdrawal Pallow = Penlag (Wlag CD Ct) * Noscrews =851.2 lbs total allowable withrawal on anchor Puplift Pallow Anchorage = USE (1) 5/16IN. DIA. LAG SCREW(S) AT 8FT. MAX. O.C. W/ 2.5IN. MIN. PENETRATION 0.93 < 1.00 Anchor is OK! Wind Uplift Anchorage = Flush Mounted Panels - ASCE Section 29.4.4 (where applicable) Flat Roof Panels - ASCE Section 29.4.3 (where applicable) 4/8/2026 12:25 PM 7 of 8 ©McPherson Engineering McPherson Engineering By: R.S. Date: 4/8/26 Gravity Loads: DEMAND INCREASED BY 12.63%< 5% = OK! Lateral Loads: DEMAND INCREASED BY -326.19% < 10% = OK! Anchorage: DEMAND OF 791.5LB. < CAPACITY OF 851.2LB. = OK! USE (1) 5/16IN. DIA. LAG SCREW(S) AT 8FT. MAX. O.C. W/ 2.5IN. MIN. PENETRATION Summary: STRUCTURE IS ADEQUATE FOR THE PROPOSED PV ARRAY ANCHORS ON EAVES/OVERHANGS ARE OK! Summary 4/8/2026 12:25 PM 8 of 8 ©McPherson Engineering YES NO INSTRUCTIONS: ORAN GE COUNTY FI RE AUTHORI TY Plan Submittal Criteria COMMERCIAL projects, MULTIFAMILY RESIDENTIAL projects and RESIDENTIAL TRACT developments · Fill in the project/business address and provide a brief description of the scope of work and type of business operation that will take place. · Answer questions 1 through 10, read and initial items 11 and 12, then complete and sign the certification section. · If you answer: - “YES” to any part of questions 1 through 10, submit the type of plan indicated in italics to OCFA. · In some cases, other plan types not indicated herein may also be necessary depending on specific conditions or operations. · Visit www.ocfa.org for submittal information and locations. If you need assistance in filling out this form or have questions regarding requirements for review, please contact OCFA at 714-573-6108 or visit us at 1 Fire Authority Road, Irvine, CA 92602. Address Suite City Project Scope/Business Description 1. Construction of a new building, a new story, or increase the footprint of an existing building? Changes to roadways, curbs, or drive aisles? Addition, relocation, or modification of fire hydrants or fences/gates? Construction within 300 feet of an active or proposed oil well? Fire Master Plan (PR145) 2. Property is adjacent to a wildland area or non-irrigated native vegetation? Fire Master Plan (PR145); a Fuel Modification Plan may also be required. (PR120, PR124) 3. Located in or < 100’ from a Division of Oil, Gas, and Geothermal Resources (DOGGR) field boundary, < 300’ from an oil/gas seep, or < 1000’ from a landfill? Methane Work Plan. (PR170) 4. Installation/modification/repair of underground piping, backflow preventers, or fire department connections serving private fire hydrant/sprinkler/standpipe systems? Underground Plan. (PR470, PR475) 5. Drinking/dining/recreation/meetings/training/religious functions or other gatherings in a room > 750 sq.ft. (> 1,000 sq.ft. for training/adulteducation) or > 49 people? Healthcare/outpatient services for > 5 people who may be unable to immediately evacuate without assistance? Education for children (academic tutoring for ages 5+ is exempt unless classified as an E occupancy by the Building Official)? Adult/child daycare? 24-hour care/supervision? Incarceration or restraint? Hotel/apartment or residential facility with 3+ units and 3+ stories (3-story townhouses/rowhouses where an independent direct exit to grade is provided for dwelling are exempt)? Congregate housing/dormitories with 17+ people? High-rise structure (55+ feet to highest occupied floor level)? Architectural Plan (PR200-PR285) 6. Installation/modification of locks delaying or preventing occupants from leaving a space or requiring use of a card, button, or similar action to open a door in the direction of exit travel? Architectural, Sprinkler, and/or Alarm Plan depending on the occupancy and type of device installed (PR200-PR280, PR420-PR425, PR500-PR520) 7. Installation/modification/use of spray booths; dust collection; dry cleaning; industrial ovens/drying equipment; industrial/commercial refrigeration systems; compressed gasses; tanks for cryogenic or flammable/combustible liquids; vapor recovery; smoke control; battery back-up/charging systems (> 50 gal. electrolyte, > 1,000 lb. lithium ion); welding/brazing/soldering, open flame torches, cutting/grinding; or other similar operations? Special Equipment Plan (PR315, PR340-PR382) 8. Storage/use/research with flammable/combustible liquids or other chemicals? Motor vehicle/aircraft maintenance/repair? Cabinetry/woodworking/finishing facility? Chem Class & floor plan (full architectural plan if H occupancy); Special Equipment Plans may be necessary. (PR315-PR360, PR232-PR240) 9. Storage or merchandizing areas in excess of 500 sq. ft. where items are located higher than 12’ (6’ for high-hazard commodities, plastic, rubber, foam, etc.)? High-piled Storage Plan (PR330) 10. Cooking under a Type I commercial hood; installation or modification of a fire extinguishing system located in a commercial cooking hood? Hood & Duct Extinguishing System, not just the hood mechanical plan. (PR335) Initial each of the following two items indicating that you have read and understand the statement: 11. *Sprinklers/Alarms: Consult Building/Fire Codes and ordinances to determine sprinkler/alarm requirements; if a system is required, plans shall be submitted for OCFA review. Existing buildings undergoing remodel must be evaluated by a licensed Initials contractor to determine if modification is needed; if so, contractor shall submit plans prior to making modifications. 12. Fire Hazard Severity Zone: Consult maps available at building department or on OCFA website to determine if your site is located in a FHSZ. Buildings in a FHSZ may be subject to special construction requirements detailed in CBC Chapter 7A or CRC R327— Initials the building department will determine specific requirements. 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 / / Building Department: If you have verified that all of the questions have been answered accurately as “NO”, and the project does not otherwise require OCFA review of sprinkler or alarm plans*, then you may accept this signed form as a written release that OCFA review is not required. Should you still require that the applicant have plans approved by OCFA, please initial here or attach an OCFA referral form and have the applicant submit the form along with the appropriate plans and fees for OCFA review. 10-08-14 EE COM O R A N G E C O U N T Y F I R E A U T H O R I T Y Plan Referral Form Required for OCFA to review plans upon the request of the Building Department when the answers on the Plan Submittal Criteria Form (on the reverse) are all “No”. City / County Official Requesting Review: City / County Reference #: Date: __________________________________ City / County: _____________________________________ E-Mail: __________________________________ Contact Name: _____________________________________ Phone #: _________________________________ Title: _____________________________________ ** Have the applicant complete and sign the OCFA Plan Submittal Criteria Form on the reverse of this form. ** Reason(s) for Review: Please describe why OCFA Plan Review is or may be required by the City/County : OCFA COMMENTS:  No further action required on this specific plan type, based on information provided on: ____/______/______.  Project to be taken in for OCFA Review. Other: Name: _________________________________________ Contact #: ______________________________________ Date: _________________________________ OCFA Authorization Updated: 06/02/2020 rs VICINITY MAP Sat View / Parcel View Co r e I n v e s t m e n t s 16 0 0 N B r o a d w a y Sa n t a A n a , C A 9 2 7 0 6 Of f i c e B u i l d i n g / C o m m e r c i a l Co n t r a c t o r / De s i g n e r Os E l e c t r i c Gr o u p I n c . 619 -94 2 -46 6 8 89 1 0 U n i v e r s i t y L n S a n D i e g o , C A CA C -10 L i c e n s e # 11 3 3 2 9 0 Dr a f t e d / A p p r o v e d Os c a r V e r g a r a Os E l e c t r i c T-01 SCOPE OF WORK TO INSTALL A ROOF MOUNTED SOLAR PHOTOVOLTAIC (PV) SYSTEM FOR CORE INVESTMENTS. LOCATED AT 1600 N BROADWAY SANTA ANA, CA 92706. THE POWER GENERATED BY THE PV SYSTEM WILL BE INTERCONNECTED WITH THE UTILITY GRID THROUGH THE EXISTING ELECTRICAL SERVICE EQUIPMENT. THE PV SYSTEM DOES NOT INCLUDE STORAGE BATTERIES. SYSTEM DC RATING 40.32 KW DC STC (SOLAR) SYSTEM SUMMARY 64 JAM66D45 LB JA 630W SOLAR MODULES 1 COMMERCIAL 30KW-3P-208V SOL ARK C&I HYBRID INVERTER 64 APS RAPID SHUTDOWN DEVICE IRONRIDGE XR100 RAIL RACKING SYSTEM WITH INTEGRATED GROUNDING IRONRIDGE L FEET CHEMLINK E-CURB & 3 INCH POSTS SHEET INDEX T-01 COVER PAGE WITH PARCEL/SITE MAP & SITE PLAN PV-01 FIRE DETAILS WITH PV LAYOUT & FIRE PATHWAYS PV-02 ELECTRICAL 1-LINE DIAGRAM PV-03 SYSTEM LABELING DETAIL PV-04 STRUCTURAL & MOUNTING DETAILS PV-05 STRUCTURAL & MOUNTING DETAILS PV-06 MODULE DATA SHEET PV-07 SOL ARK HYBRID INVERTER SHEET PV-08 APS RAPID SHUTDOWN WORKSHEET PV-09 RACKING & IRONRIDGE L FEET FOR FLAT ROOF SPEC SHEET PV-10 CHEM LINK E-CURB SPEC SHEET PV-11 RACKING CLASS A UL 1703 COMPLIANCE & UL 2703 CERTIFICATION PV-12 INTEGRATED GROUNDING/BONDING DETAILS UL2703 COMPATIBILITY CHART GOVERNING CODES ALL CONSTRUCTION TO COMPLY WITH THE FOLLOWING CODES: UNDERWRITERS LABORATORIES (UL) STANDARDS OSHA 29 CFR 1910.269 2025 CALIFORNIA MECHANICAL CODE 2025 CALIFORNIA BUILDING CODE 2025 CALIFORNIA PLUMBING CODE 2025 CALIFORNIA FIRE CODE 2025 CALIFORNIA ENERGY CODE WITH 2025 CA ENERGY EFFICIENCY STANDARDS 2022 CALIFORNIA ELECTRICAL CODE All electrical work shall be designed per 2025 Orange County Electrical Code, 2025 California Electrical Code, and 2025 National Electrical Code. 110.2 Approval: All electrical equipment shall be labeled, listed, or certified by a Nationally Recognized Testing Laboratory accredited by the United States Occupational Safety Health Administration. (UL Certified / Listed) SITE SPECIFICATIONS OCCUPANCY: II-B CONSTRUCTION TYPE: B DESIGN WIND SPEED: 110 MPH WIND EXPOSURE CATEGORY: ASCE 7-22 GROUND SNOW LOAD: 0 PSF LEGAL LOT INFO: Barton Tract Lot 7,8,9 & 10 APN: 005-151-32 OCCUPANCY CATEGORY: II-B CONSTRUCTION TYPE: Type II-B Existing SCOPE OF WORK: Installation of roof-mounted photo voltaic solar system NUMBER OF STORIES: 10 BUILDING STATUS: Sprinklered Property is not in the FEMA Flood zone per FEMA.GOV 30KW: AC system size SYSTEM SUMMARY 64 JAM66D45 LB JA 630W SOLAR MODULES 1 COMMERCIAL 30KW-3P-208V SOL ARK C&I HYBRID INVERTER 64 APS RAPID SHUTDOWN DEVICE IRONRIDGE XR100 RAIL RACKING SYSTEM WITH INTEGRATED GROUNDING IRONRIDGE L FEET CHEMLINK E-CURB & 3 INCH POSTS Roofing Materials: TPO &TORCH Existing Commercial Building TOTAL ROOF AREA = 9626.04 Sqft AREA OF ARRAY = 93.77"X44.6"X1.18" (PANEL DIMENSION) AREA OF 1 PANEL = 29.04 SQFT TOTAL PANEL AREA = 29.04X 64 = 1858.56 SQFT % OF TOTAL ROOF AREA = (1858.56 Sqft/ 9626.04 Sqft) (100) % OF TOTAL ROOF AREA = 19.30 % PANEL USE 19.30 % OF THE TOTAL ROOF AREA LEGEND 1.2500A Main Disconnect / SWITCHWEAR / SCE SERVICE/ METER (EXISTING) 2.Step Down Transformer 480/277V to 120/208V (EXISTING) 3.600A BUS MAIN LUG ONLY INTERIOR SUB PANEL 120/208V (EXISTING) 4.125A SOLAR BREAKER/ AC DISCONNECT BREAKER (NEW) 5.100A AC KNIFE BLADE FUSED DISCONNECT (NEW) 6.30K 3P 208V SOL ARK HYBRID INVERTER (NEW) Solar Array/s & RAPID SHUT DOWN DEVICES Solar Array(s) - Fire Pathways -Do not cover mechanical and plumbing vents at roof Fire Code - https://up.codes/viewer/california/ca-fire-code-2025/chapter/12/energy-systems#12 1204.2 Access and Pathways Roof access, pathways, and spacing requirements shall be provided in accordance with Sections 1204.2.1 through 1204.3.3. Pathways shall be over areas capable of supporting fire fighters accessing the roof. Pathways shall be in areas with minimal obstructions, such as vent pipes, conduit or mechanical equipment. 1204.3.1 Perimeter Pathways There shall be a minimum 6-foot-wide (1829 mm) clear perimeter around the edges of the roof. 1204.3.2 Interior Pathways. Interior pathways shall be provided between array sections to meet the following requirements: 1. Pathways shall be provided at intervals not greater than 150 feet (45 720 mm) throughout the length and width of the roof. 2. A pathway not less than 4 feet (1219 mm) wide in a straight line to roof standpipes or ventilation hatches. A pathway not less than 4 feet (1219 mm) wide around roof access hatches, with no fewer than one such pathway to a parapet or roof edge. 3. Roof access points shall be in areas that do not require the placement of ground ladders over openings such as windows or doors and located at strong points of building construction in locations where the access point does not conflict with overhead obstruction such as tree limbs, wires or signs. Fire Code 605.11.1.1. 4. Conduit and Raceways will travel adjacent/parallel to solar arrays and along walls to max extent practical with minimal impact on fire pathways. Co r e I n v e s t m e n t s 16 0 0 N B r o a d w a y Sa n t a A n a , C A 9 2 7 0 6 Of f i c e B u i l d i n g / C o m m e r c i a l Os E l e c t r i c G r o u p I n c . 61 9 -94 2 -46 6 8 89 1 0 U n i v e r s i t y L n S a n D i e g o , C A CA C -10 L i c e n s e # 11 3 3 2 9 0 Dr a f t e d / A p p r o v e d Os c a r V e r g a r a Os E l e c t r i c PV-01 **Equipment will be on 9th floor EXP. 03/31/28 This item has been digitally signed and sealed on Apr 08, 2026STRUCTURAL ONLY = LOAD OUTGRID GEN MOD BUS PARALLEL PARALLEL BATTERY CAN BUS PV1+PV1-PV2+PV2-PV3+PV3- 200A LOAD BREAKER L3L2L1 L3L2L1 L3L2L1PV4+PV4- (64) JA SOLAR JAM66D45 LB JA (630W) MODULES (32) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES MPPT 1 1 STRING OF (08) MODULES WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES 1 STRING OF (08) MODULES WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES MPPT 2 1 STRING OF (08) MODULES WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES 1 STRING OF (08) MODULES WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES MPPT 3 1 STRING OF (08) MODULES WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES 1 STRING OF (08) MODULES WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES MPPT 4 1 STRING OF (08) MODULES WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES 1 STRING OF (08) MODULES WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES (N) SOL-ARK 30K-3P-208V-N INVERTER INVERTER OUTPUT CURRENT: 83.4A(208V) 48VDC BATTERY INPUT 150-550 VDC PV INPUT WITH MPPT TRACKING BUILT IN ARC FAULT AND GROUND FAULT DETECTION ON PV INPUT CIRCUITS LOAD LINE (N) 200A FUSED AC DISCONNECT WITH (3) 110A FUSES, VISIBLE LOCKABLE LABELED, 120/208V, 3-PHASE, 4-W, NEMA 3R, UL LISTED L1 L2 G L3 (N) JUNCTION BOX 600 V, NEMA 3R UL LISTED 4 1 EMERGENCY STOP BUTTON ADJACENT TO AC DISCONNECT EXTERIOR WALL LOCATED PER NEC 690.12 3 2X INTEGRATED LOCKING PV DISCONNECT N (E) SUB PANEL PANEL 250A RATED, 120/208V, 3-PHASE, 4-W, WYE G (E) MAIN BREAKER 175A/3P, 120/208V, 3-PHASE, 4-W, WYE N (E) 600A RATED MAIN LUG PANEL, 120/208V, 3-PHASE, 4-W, WYE G N (E) SUB PANEL PANEL 200A RATED, 120/208V, 3-PHASE, 4-W, WYE G (E) MAIN BREAKER 200A/3P, 120/208V, 3-PHASE, 4-W, WYE N (E) SUB PANEL PANEL 200A RATED, 120/208V, 3-PHASE, 4-W, WYE G (E) MAIN BREAKER 200A/3P, 120/208V, 3-PHASE, 4-W, WYE N (N) AC DISCONNECT VISIBLE, LOCKABLE, LABELED 600A AC DISCONNECT WITH (3) 600A FUSES, 120/208V, 3-PHASE NEMA 3R, UL LISTED (READILY ACCESSIBLE) (E) LOADS (N) 100A/3P (N) SOLAR PV BREAKER (E) 175A/3P (E) 200A/3P (E) 200A/3P LOAD LINE (E) 600A FUSED AC DISCONNECT VISIBLE LOCKABLE LABELED DISCONNECT, (3) 200A FUSES, 120/240V, 3-PHASE, 4-W NEMA 3R, UL LISTED L1 L2 L3 G #3/0 AWG GEC (CU) 112.15KVA TRANSFORMER PRIMARY-277/480V,WYE 3-PHASE SECONDARY-120/208V WYE, NEMA 3R, UL LISTED N (E) MAIN DISCONNECT SWITCHGEAR 2500A RATED, 277/480V, 3-PHASE, 4-W, WYE EXISTING GROUNDING ELECTRODE SYSTEM TO EARTH REF. CEC 250.52, 250.53(A) G (E) MAIN BONDING JUMPER PER CEC 250.8 & 250.28 (E) BONDING JUMPER PER CEC 250.92(A)(2) (E) GROUNDING ELECTRODE CONDUCTOR PER CEC 250.62,250.64, & 250.66 (E) GROUNDING ELECTRODE SYSTEM PER CEC 250.50 (E) MAIN BREAKER 2500A/3P, 277/480V, 3-PHASE, 4-W, WYE M (E) 2500A/3P TO UTILITY GRID L2L1 NL3 (E) (04) 600 KCMIL ALUMINIUM (01) #2 GROUND (E) 2 PARALLEL FEEDER OF (04) 600 KCMIL ALUMINIUM (01) #2 GROUND (E) (04) 350 KCMIL ALUMINIUM (01) #2 GROUND EXISTING 2 LOAD LINE E (E) SERVICE DISCONNECT 277/480V, 3-PHASE, 4-W, WYE (E) 2 PARALLEL FEEDER OF (04) 600 KCMIL ALUMINIUM (01) #2 GROUND E MAIN LUG ONLY (E) LOADS (E) LOADS PV-02 ARCH D (24" X 36") PRINT PAPER SIZE NO DATE DESCRIPTION ELECT. 05/05/2026 SLD ONLY 01 DESCRIPTION: DESIGN BY EMAIL: PROJECT@TECHVERSESMARTSOLUTIONS.COM PHONE NO: +1 (626) 548-7535 REVIEWED BY Jogindar Kumar DRAWN BY Shubham Parab ELECTRICAL LINE DIAGRAM ELECTRICAL LINE DIAGRAM SCALE: NTS 705.12(B)(2)(3)(B): LOAD SIDE CONNECTION OPPOSITE END OF BUSBAR FROM MAIN BREAKER/FUSED FEEDER PV CONT. OUTPUT + MAIN < 120% BUSBAR RATING 110A + 175A < 1.2 X 250A 285A < 300A Vmax = Voc + ((TLow - TStc) x (VocCoef x Voc/100)) Vmax = 48.90+ ((1ºC - 30ºC) x (-0.250 x 48.90/100) Vmax = 48.90 + (-29 x -0.122) Vmax = 52.43 = 550/52.43 = 10.49 (Maximum Number of Modules in Series) CABLE CABLE TYPE CABLE VOLTAGE RATING (V) CABLE TEMP RATING DISTANCE ABOVE ROOF TO BOTTOM OF CONDUIT ADJUSTED AMBIENT TEMP (°C)CONDUIT CONDUIT TYPE # OF CONDUCTORS PER PHASE WIRE/BUS SIZE NEUTRAL GROUND TOTAL CC CONDUCTORS IN RACEWAY BASE AMPACITY (A) DERATING FACTOR FOR CONDUCTORS CEC 310.15(B)(3)(A) DERATING FACTOR FOR AMBIENT TEMP CEC 310.15(B)(2)(a) OVERALL DERATING FACTOR DERATED AMPACITY (A) CIRCUIT LOAD (A) CIRCUIT LOAD (A) (156%DC, 125% AC, 125%OPT, 100%BATT) MINIMUM OCPD PER LOAD CONDUCTORS IN CONDUIT EST. DISTANCE FT VOLTAGE DROP %VD 1 PV-WIRE/ USE-2, CU 1000 90°C (194°F) Cu ABOVE 7/8"30 N/A FREE AIR 1 SET(S) OF #10 NA #6 16 40 100%100%100%40 16.18 25.24 30 N/A 60 0.65% 2 PV-WIRE/ USE-2, CU 1000 90°C (194°F) Cu ABOVE 7/8"30 1-1/2"EMT 1 SET(S) OF #8 NA #10 16 55 50%100%70%27.5 16.18 25.24 30 (16) #8, (1) #10 50 0.36% 3 THWN-2 208 90°C (194°F) Cu NOT ON ROOF 30 1-1/4"EMT 1 SET(S) OF #2 #6 #6 3 130 100%100%100%130 83.4 104.25 110 (3) #2, (1) #6, (1) #6 10 0.17% 4 THWN-2 208 90°C (194°F) Cu NOT ON ROOF 30 1-1/4"EMT 1 SET(S) OF #2 #6 #6 3 130 100%100%100%130 83.4 104.25 110 (3) #2, (1) #6, (1) #6 10 0.17% AMBIENT TEMPERATURE SPECS RECORD LOW TEMP 5° AMBIENT TEMP (HIGH TEMP 2%)30° CONDUIT HEIGHT 7/8" ROOF TOP TEMP 30° CONDUCTOR TEMPERATURE RATE 90° MODULE SPECIFICATIONS MODULE MANUFACTURER: JA SOLAR MODULE MODEL:JA SOLAR JAM66D45 LB JA (630W) MODULES Parameters (DC):Output (AC): LOCAL TEMPERATURE (°C):-40°C TO +85°C Voc:48.90 V STC Power:630 W COLDEST DAY VOC:48.90 V Vmp:40.70 V WARMEST DAY VMP:40.70 V Isc:17.47 A Pmax Temp. Coeff.: -0.290 %/°C MAXIMUM FUSE RATING 35 A Imp:16.72 A Voc Temp. Coeff.-0.250 %/°C Max System Voltage:1500VDC PERCENT OF VALUES NUMBER OF CURRENT CARRYING CONDUCTORS IN EMT 0.80 4-6 0.70 7-9 0.50 10-20 INVERTER SPECIFICATIONS: INVERTER MANUFACTURER:SOL-ARK MAX STRING VOLTAGE : 1000VDC TEMP. FACTOR OF MODULE: -0.260%/°C INVERTER TYPE:SOL-ARK COMMERCIAL 30K-3P-208V HYBRID INVERTER INPUT (DC):OUTPUT (AC): MAXIMUM DC POWER (STC):39,000 W MAXIMUM INPUT DC VOLTAGE:550 VDC OPERATING VOLTAGE RANGE:150 – 500 VDC MAXIMUM INPUT CURRENT:36 A TRANSFORMER-LESS: YES INVERTER EFFICIENCY:96.5 % RATED AC ACTIVE OUTPUT POWER: 30,000 W NOMINAL OUTPUT VOLTAGE (L-L): 208V 3-PHASE AC FREQUENCY:60 HZ MAX. CONTI. OUTPUT CURRENT : 83.4 A AMBIENT TEMPERATURE:-40°C TO -60°C PROTECTION RATING:IP65 ELECTRICAL NOTES: 1. ALL CONDUCTORS SHALL BE COPPER. COMPONENTS ARE UL LISTED AND CEC CERTIFIED, WHERE WARRANTED. 2. MODULES AND RACKING GROUNDING METHOD – ALL MODULES WILL BE GROUNDED IN ACCORDANCE WITH CODE AND THE MANUFACTURER’S INSTALLATION INSTRUCTIONS – UL 2703 COMPLIANT ON IRONRIDGE XR INTEGRATED GROUNDING SYSTEM. 3. USING UFO GROUNDING MID CLAMPS AND BOLT GROUNDING LUGS – SEE ATTACHED CUT SHEET. 4. IF THE EXISTING MAIN SERVICE PANEL DOES NOT HAVE A VERIFIABLE GROUNDING ELECTRODE, A GROUNDING ELECTRODE ROD SHALL BE INSTALLED, WHERE #8 THWN-2 GROUND SERVES AS BOTH EQUIPMENT GROUND AND GROUNDING ELECTRODE CONDUCTOR. SUPPLEMENTAL GROUNDING ELECTRODE REQUIRED WHERE EXISTING GROUNDING ELECTRODE HAS RESISTANCE OF MORE THAN 25 OHMS, OR IF RESISTANCE TESTING RESULTS ARE NOT PROVIDED (CEC 690.47(A)). IF REQUIRED, MULTIPLE GROUNDING ELECTRODES MUST BE AT LEAST 6 FT APART (CEC 250.53(A)(3)). 5. THE GEC/EGC SHALL BE CONTINUOUS, OR WHEN SPLICED, THE SPLICE SHALL BE MADE BY IRREVERSIBLE CRIMP OR EXOTHERMIC WELD. 6. EXPOSED NON-CURRENT CARRYING METAL PARTS OF MODULE FRAMES, EQUIPMENT, AND CONDUCTOR ENCLOSURES SHALL BE GROUNDED IN ACCORDANCE WITH NEC 250.13 OR 250.136(A), REGARDLESS OF VOLTAGE. 7. MARKING WILL BE PROVIDED IN ACCORDANCE WITH CALIFORNIA SOLAR PHOTOVOLTAIC INSTALLATION GUIDELINES. 8. UTILITY WILL BE NOTIFIED PRIOR TO USE AND ACTIVATION OF ANY SOLAR INSTALLATION. SYSTEM WILL BE COMMISSIONED BY OWNER PER UTILITY INTERCONNECTION AGREEMENT. 9. AC AND DC CONDUCTOR SIZING AND TERMINATIONS AT JUNCTION BOXES WERE CALCULATED IN ACCORDANCE WITH CEC. ALL WIRES TO BE PROVIDED WITH STRAIN RELIEF AT ALL ENTRIES TO JUNCTION BOXES AS REQUIRED BY THE BOX LISTING. 10. DC SOURCE AND OUTPUT CIRCUITS SHALL BE CONTAINED IN A METAL RACEWAY/ENCLOSURE WITHIN A BUILDING (ATTIC/WALLS) AND SHALL BE IDENTIFIED EVERY 10 FT PER NEC 690.31(E). Core Investments1600 N BroadwaySanta Ana, CA 92706Office Building/ Commercial Contractor / Designer Os Electric Group Inc. 619-942-46688910 University Ln San Diego, CACA C-10 License # 1133290 EXAMPLES of warning labels per NEC and CEC 690, actual verbiage may vary: Warning Placard: On / Near Main Meter / PV Disonnect Co r e I n v e s t m e n t s 16 0 0 N B r o a d w a y Sa n t a A n a , C A 9 2 7 0 6 Of f i c e B u i l d i n g / C o m m e r c i a l Co n t r a c t o r / De s i g n e r Os E l e c t r i c G r o u p I n c . 61 9 -94 2 -46 6 8 89 1 0 U n i v e r s i t y L n S a n D i e g o , C A CA C -10 L i c e n s e # 11 3 3 2 9 0 Dr a f t e d / A p p r o v e d Os c a r V e r g a r a Os E l e c t r i c PV-03 Provide a label identifying the rapid shutdown initiation device per 690.56(C)(3). 690.56(C)(3) Rapid Shutdown Switch. A rapid shutdown switch shall have a label located on or no more than 1 m (3 ft) from the switch that includes the following wording “RAPID SHUTDOWN SWITCH FOR SOLAR PV SYSTEM”. SYSTEM LABELING DETAIL: All Plaques and signage required by the 2025 edition of California Electrical Code NEC will be installed as required per CEC 690. The material used for marking shall be reflective, weather resistant and suitable for the environment. All interior and exterior DC conduit, enclosures, raceways, cable assemblies, junction boxes, combiner boxes and disconnects are marked. (CEC 690.31(E)(3), 690.31(E)(4), 690.17 & 690.53) 63. The markings on the conduits, raceways and cable assemblies are every 10 feet, within one foot of all turns or bends and within one foot above and below all penetrations of roof/ceiling ass emblies, walls and barriers. (CEC 690.31(E)(3) & CEC 690.31(E)(4)) Marking is placed adjacent to the main service disconnect in a location clearly visible from the disconnect. (CEC 690.31(E)(4)) The markings shall state “WARNING: PHOTOVOLTAIC POWER SOURCE”. Markings shall be permanent and suitable for the environment where they are installed. (CEC 690.31(E)(3) & 690.31(E)(4). Where PV circuits are embedded in built-up, laminate or membrane roofing materials in roof areas not covered by PV 83.4 STRUCTURAL DETAILS: Roof Load Calculation Module Weight (lbs) 72 # of Modules 64 Total Module Weight (lbs) 4680 Rack Weight (lbs) 487.5 Total System Weight (lbs) 5167.5 # of Standoffs 70 Max Spans between Standoffs (in) 96 Loading per Standoff (lbs) 73.82 Total Area (sq. ft.) 1608.75 Loading (PSF) 3.21 1.IRONRIDGE XR100 RAIL RACKING SYSTEM WITH INTEGRATED GROUNDING 2.IRONRIDGE L FEET &3 INCH PRO SOLAR POSTS 3.Racking loading calculations were performed for ASCE 7-16 wind speeds @ 110 mph for B wind exposure category and ASCE 7-22 Seismic Design Category E. Roof attachment hardware to be mounted to existing structure 2x6” 24" O.C. rail spans at 96“O.C. or less 4.1” 5/16” LAGS INTO SOLID JOIST W/ 3'' EMBED INTO JOIST 5.Roof sheathed with 3/4” plywood and upper surface is faced with felt paper. 6.Mounts or/and mounting hardware will be sealed with CHEM LINK E- CURBS 7.” Roofing Materials: TPO & Torch Down SEALANT/ ADHESIVE Co r e I n v e s t m e n t s 16 0 0 N B r o a d w a y Sa n t a A n a , C A 9 2 7 0 6 Of f i c e B u i l d i n g / C o m m e r c i a l Co n t r a c t o r / De s i g n e r Os E l e c t r i c G r o u p I n c . 61 9 -94 2 -46 6 8 89 1 0 U n i v e r s i t y L n S a n D i e g o , C A CA C -10 L i c e n s e # 11 3 3 2 9 0 Dr a f t e d / A p p r o v e d Os c a r V e r g a r a Os E l e c t r i c PV-04 EXP. 03/31/28 This item has been digitally signed and sealed on Apr 08, 2026STRUCTURAL ONLY EXAMPLE OF A SIDE VIEW Co r e I n v e s t m e n t s 16 0 0 N B r o a d w a y Sa n t a A n a , C A 9 2 7 0 6 Of f i c e B u i l d i n g / C o m m e r c i a l Co n t r a c t o r / De s i g n e r Os E l e c t r i c G r o u p I n c . 61 9 -94 2 -46 6 8 89 1 0 U n i v e r s i t y L n S a n D i e g o , C A CA C -10 L i c e n s e # 11 3 3 2 9 0 Dr a f t e d / A p p r o v e d Os c a r V e r g a r a Os E l e c t r i c PV-05 1” 5/16” LAGS INTO SOLID JOIST W/ 3'' EMBED INTO JOIST 1” 5/16” LAGS INTO SOLID JOIST W/ 3'' EMBED INTO JOIST 1” 5/16” LAGS INTO SOLID JOIST W/ 3'' EMBED INTO JOIST 1” 5/16” LAGS INTO SOLID JOIST W/ 3'' EMBED INTO JOIST Co r e I n v e s t m e n t s 16 0 0 N B r o a d w a y Sa n t a A n a , C A 9 2 7 0 6 Of f i c e B u i l d i n g / C o m m e r c i a l Co n t r a c t o r / De s i g n e r Os E l e c t r i c G r o u p I n c . 61 9 -94 2 -46 6 8 89 1 0 U n i v e r s i t y L n S a n D i e g o , C A CA C -10 L i c e n s e # 11 3 3 2 9 0 Dr a f t e d / A p p r o v e d Os c a r V e r g a r a Os E l e c t r i c PV-06 Co r e I n v e s t m e n t s 16 0 0 N B r o a d w a y Sa n t a A n a , C A 9 2 7 0 6 Of f i c e B u i l d i n g / C o m m e r c i a l Co n t r a c t o r / D e s i g n e r Os E l e c t r i c G r o u p I n c . 61 9 -94 2 -46 6 8 89 1 0 U n i v e r s i t y L n S a n D i e g o , C A CA C -10 L i c e n s e # 11 3 3 2 9 0 Dr a f t e d / A p p r o v e d Os c a r V e r g a r a Os E l e c t r i c PV-07 Co r e I n v e s t m e n t s 16 0 0 N B r o a d w a y Sa n t a A n a , C A 9 2 7 0 6 Of f i c e B u i l d i n g / C o m m e r c i a l Co n t r a c t o r / De s i g n e r Os E l e c t r i c G r o u p I n c . 61 9 -94 2 -46 6 8 89 1 0 U n i v e r s i t y L n S a n D i e g o , C A CA C -10 L i c e n s e # 11 3 3 2 9 0 Dr a f t e d / A p p r o v e d Os c a r V e r g a r a Os E l e c t r i c PV-08 Co r e I n v e s t m e n t s 16 0 0 N B r o a d w a y Sa n t a A n a , C A 9 2 7 0 6 Of f i c e B u i l d i n g / C o m m e r c i a l Co n t r a c t o r / D e s i g n e r Os E l e c t r i c G r o u p I n c . 61 9 -94 2 -46 6 8 89 1 0 U n i v e r s i t y L n S a n D i e g o , C A CA C -10 L i c e n s e # 11 3 3 2 9 0 Dr a f t e d / A p p r o v e d Os c a r V e r g a r a Os E l e c t r i c PV-09 Co r e I n v e s t m e n t s 16 0 0 N B r o a d w a y Sa n t a A n a , C A 9 2 7 0 6 Of f i c e B u i l d i n g / C o m m e r c i a l Co n t r a c t o r / D e s i g n e r Os E l e c t r i c G r o u p I n c . 61 9 -94 2 -46 6 8 89 1 0 U n i v e r s i t y L n S a n D i e g o , C A CA C -10 L i c e n s e # 11 3 3 2 9 0 Dr a f t e d / A p p r o v e d Os c a r V e r g a r a Os E l e c t r i c PV-10 Co r e I n v e s t m e n t s 16 0 0 N B r o a d w a y Sa n t a A n a , C A 9 2 7 0 6 Of f i c e B u i l d i n g / C o m m e r c i a l Co n t r a c t o r / D e s i g n e r Os E l e c t r i c G r o u p I n c . 61 9 -94 2 -46 6 8 89 1 0 U n i v e r s i t y L n S a n D i e g o , C A CA C -10 L i c e n s e # 11 3 3 2 9 0 Dr a f t e d / A p p r o v e d Os c a r V e r g a r a Os E l e c t r i c PV-11 Co r e I n v e s t m e n t s 16 0 0 N B r o a d w a y Sa n t a A n a , C A 9 2 7 0 6 Of f i c e B u i l d i n g / C o m m e r c i a l Co n t r a c t o r / De s i g n e r Os E l e c t r i c G r o u p I n c . 61 9 -94 2 -46 6 8 89 1 0 U n i v e r s i t y L n S a n D i e g o , C A CA C -10 L i c e n s e # 11 3 3 2 9 0 Dr a f t e d / A p p r o v e d Os c a r V e r g a r a Os E l e c t r i c PV-12 JA SOLAR MODULES JAM66D45 LB JA 630W