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HomeMy WebLinkAboutPV2019-030 - MiscCITY OF NEWPORT BEACH COMMUNITY DEVELOPMENT DEPARTMENT BUILDING DIVISION 100 Civic Center Drive I P.O. Box 1768 1 Newport Beach, CA 92658-8915 www.newportbeachca.gov 1(949)644-3200 SOLAR VOLTAIC BUILDING & FIRE PLAN REVIEW COMMENTS RESIDENTIAL Project Description: New rooftop PV system. 6.4 KW DC. Project Address: 2245 Arbutus St. Plan Check No.: 0543-2019 Permit App. Date: Plan Check Expires: Use: SFR Occupancy: R3/U Const. Type: VB No. Stories: 2 Permit Valuation: - Adjusted Valuation: - Owner: Applicant/Contact: Phone: Plan Check Engineer: Kenneth Huang Phone: Engineer email: khuang@newportbeacgca.gov 1st Review: (3/13/19) 2nd Review: 11Italic 3rd Review: F-9 comments By Appointment The project plans were reviewed for compliance with the following codes and standards: 2016 CRC; 2016 CBC; 2016 CPC; 2016 CEC; 2016 CMC; 2016 California Energy Code; 2016 California Green Building Standards Code (CALGreen); & Chapter 15 of the Newport Beach Municipal Code (NBMC). The code section references are from the 2016 CBC, unless otherwise stated. • TO EXPEDITE PROJECT APPROVAL: Please provide a written response indicating how and where each comment was resolved on the plans. • Resubmit all previously reviewed plans, updated plans and supporting documents with each subsequent review. • AFTER 2nd PLAN REVIEW: Please call the plan check engineer listed above to schedule a plan review appointment, to expedite project approval. For clarification of any plan review comment, please call the plan check engineer listed above. • Plan review status is available online at www.newportbeachca.grov. Project status is also available using the interactive voice response system at 949-644-3255, or by speaking with a permit technician at 949- 644-3288 during business hours. CorrectionLis s\SolarValtaicBuildingPlanRevCommentsRFSIDENTIAL_supp11272018 1 CITY OF NEWPORT BEACH COMMUNITY DEVELOPMENT DEPARTMENT BUILDING DIVISION 100 Civic Center Drive I P.O. Box 1768 1 Newport Beach, CA 92658-8915 www.newportbeachca.gov 1 (949) 644-3200 Eligibility Checklist for Expedited Solar Photovoltaic Permitting for One- and Two -Family Dwellings GENERAL REQUIREMENTS A. System size is 10 kW AC CEC rating or less rr Y ❑ N B. The solar array is roof -mounted on one- or two-family dwelling or accessory structure [a Y ❑ N C. The solar panel/module arrays will not exceed the maximum legal building height ,p Y ❑ N D. Solar system is utility interactive and without battery storage 12�Y ❑ N E. Permit application is completed and attached J Y ❑ N ELECTRICAL REQUIREMENTS A. No more than four photovoltaic module strings are connected to each Maximum Power Point Tracking (MPPT) input where source circuit fusing is included in the inverter Q Y ❑ N 1) No more than two strings per MPPT input where source circuit fusing is not included O. Y ❑ N 2) Fuses (if needed) are rated to the series fuse rating of the PV module 0 Y ❑ N 3) No more than one non inverter -integrated DC combiner is utilized per inverter 1$ Y ❑ N B. For central inverter systems: No more than two inverters are utilized -0 Y ❑ N C. The PV system is interconnected to a single-phase AC service panel of nominal 120/220 Vac with a bus bar rating of 225 A or less P: Y ❑ N D. The PV system is connected to the load side of the utility distribution equipment 1a Y ❑ N E. A Solar PV Standard Plan and supporting documentation is completed and attached 2 Y ❑ N STRUCTURAL REQUIREMENTS A. A completed Structural Criteria and supporting documentation is attached (if required) PIPY ❑ N FIRE SAFETY REQUIREMENTS A. Clear access pathways provided )3,Y ❑ N B. Fire classification solar system is provided X Y ❑ N C. All required markings and labels are provided '9-Y ❑ N D. A diagram of the roof layout of all panels, modules, clear access pathways and approximate locations of electrical disconnecting means and roof access points is completed and attached Pl Y ❑ N Notes: 1. These criteria are intended for expedited solar permitting process. 2. If any items ore checked NO, revise design to fit within Eligibility Checklist, otherwise permit application may go through standard process. STRUCTURAL CRITERIA FOR RESIDENTIAL FLUSH -MOUNTED SOLAR ARRAYS 1. ROOF CHECKS A. Visual Review/Contractor's Site Audit of Existing Conditions: 1) Is the roof a single roof without a reroof overlay? ❑ N 2) Is the dwelling further than 200 yards from the ocean or a large coastal bay? ❑ N 3) Does the roof structure appear structurally sound, without signs of alterations or significant structural deterioration or sagging, as illustrated in Figure 1? XY ❑ N B. Roof Structure Data: 1) Measured roof slope (e.g. 6:12): --fr—:12 2) Measured rafter spacing (center -to -center): S( inch 3) Type of roof framing (rafter or manufactured truss): ()s Rafter 0 Truss 2, SOLAR ARRAY CHECKS A. Flush -mounted Solar Array: 1) Is the plane of the modules (panels) parallel to the plane of the roof? Y ❑ N 2) Is there a 2" to 10" gap between underside of module and the roof surface? Y ❑ N 3) Modules do not overhang any roof edges (ridges, hips, gable ends, eaves)? Y ❑ N B. Do the modules plus support components weigh no more than: 4 psf for photovoltaic arrays or 5 psf for solar thermal arrays? 7Y 0 N C. Does the array cover no morethan half of the total roof area (all roof planes)? 'l�F Y 0 N D. Are solar support component manufacturer's project -specific completed worksheets, tables with relevant cells circled, or web -based calculator results attached? PT Y 0 N E. Is a roof plan of the module and anchor layout attached? (see Figure 2) M Y O N F. Downward Load Check (Anchor Layout Check): 1) Proposed anchor horizontal spacing (see Figure 2): -in f?ai 2) Horizontal anchor spacing per Table 1: 2) ' - - "ft -in 3) Is proposed anchor horizontal spacing equal to or less than Table 1 spacing? ❑ N G. Wind Uplift Check (Anchor Fastener Check): 1) Anchor fastener data (see Figure 3): a. Diameter of lag screw, hanger bolt or self -drilling screw (PRE DRILLED (� inch ANCHOR PER NDS SPECIFICATIONS): 2'r b. Embedment depth of rafter: finch c. Number of screws per anchor (typically ane): d. Are 5/16" diameter lag screws with 2.5" embedment into the rafter used, OR does the anchor fastener meet the manufacturer's guidelines? "Y ❑ N 3. SUMMARY ❑ A. All items above are checked YES. No additional calculations are required. ❑ B. One or more items are checked NO. Attach project -specific drawings and calculations stamped and signed by a California -licensed civil or structural engineer. 5 f" r{JJ j+� S SrPermit Job Address: 't #: Contractor/Installer: `'Vt License # & Class: crS, & ( tf f: C -Vl Signature: Date: S VILL't Phone#: (-rcoo ) 3 oc>- z//Y/ Optional Additional Rafter Span Check Criteria [ At option of CBO, insert rows (4) to (7) below into table above after row 1.B.(3) ) 1. ROOF CHECKS B. Roof Structure Data: 4) Measured rafter size (e.g. 13/4 x 33/4, not 2x4): 1 I `L x 5/2 -inch 5) Measured rafter horizontal span (see Figure 4): 6) Horizontal rafter span per Table 2: a ' - 2 "ft -in 7) Is measured horizontal rafter span less than Table 2 span? ',FY O N ❑ Truss GENERAL 1. -Obtain approval from the following: /l (� rD /,I a. Building Division b. Electrical review _ c. Planning Divisiop...-- 2. Provide the following notes on the plans: a. All work to comply with 2016 California Building Code; 2016 California Residential Code, 2016 California Electrical Code - Article 690, and manufacturer's listing and installation instructions. b. Photovoltaic system's fire classification must be Class A roofing material per sections R902.3 or R904.4 and per amended Table 1501.1 NBMC. c. Testing, listing and identification complies with UL 1703 as required per section R902.4. d. Photovoltaic system's installation shall be per the manufacturer's installation instructions. 3. All sheets must be signed by the State of California licensed contractor who prepared them with a classification of "A", "B", "C-46" or "C-10". Provide the individual's printed name with sionature and license class and number on each sheet. This correction shall be revisited at the time of each submittal. 4. Ongoing projects, new single family dwelling (Currently issued under permit # X2018.20711 or addition, with an open Building permit, with an Engineer of Record (EOR), require the solar voltaic plans to be reviewed as a separate submittal from the open Building permit and will require the EOR's review stamp of approval on the solar plan sheet which indicates the location of the panels, due to the additional weight onto the EOR's design for the structure. This correction shall be revisited at the time of each submittal. Engineer is encouraged to call the plan checker to discuss comments prior to re -submittals. BUILDING eXl?/', ��v arta( a/ t�LiK�P__ (qc)q,) -3o 1 5. The plans must clearly indicate the spacing of the array's supports and their connectors along with the size, direction with span length and spacing of the supporting roof framing members. If spacing of the array's supports are greater than 4 feet on center, calculations for the existing roof framing members is required. 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