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HomeMy WebLinkAboutSOLR-21-1073 �,•� ; City of Arcadia, CA, Permit NO.SOLR-21-1073 Development Services Department Permit Type:Solar 240 West Huntington Drive,Post Office Box 60021 Work Classification:Solar-Residential Arcadia,CA 91066-6021 (626)574-5416 Permit Status:Issued ARCADIA Issue Date:06/14/2021 1 Expiration: 06/14/2022 Addr NO. Dir Prefix Street Name Street Suffix Unit City,State,Zip Parcel Number [1407 OAKLAWN PL Arcadia,CA 91006-2143 5769018008 Contacts WANG,SHUNDE AND JIANG,NAN NAN Owner FREEDOM FOREVER LLC* Contractor 1407 OAKLAWN PL 3322 GARFIELD AVE,COMMERCE,CA 90040 (626)225-6198 (213)908-8229 1029644 Description:ROOF MOUNTED SOLAR SYSTEM 26 Valuation: $0.00 Tenant MODULES/OPTIMIZER AND 1 INVERTER Total Sq Feet: 0.00 Plan Check# _ Plan# 1 "1 Fees Amount Payments Amount Paid Building Plan Check Fee Residential $100.00 Total Fees $308.24 Electrical Permit Issuance Fee $47.01 Cash/Receipt#REC-07909-21 $308.24 Inverters $77.78 Panels $82.45 Amount Due: $0.00 Solid Waste Management Fee 2 $1.00 Total: $308.24 CALLS FOR INSPECTIONS Request for inspection by telephone at 626-574-5450. Leave a message requesting the address,timeframe and what inspection item is needed. This permit/plan review expires by time limitation and becomes null and void if the work authorized by the permit is not commenced within 180 days from the date of issuance or if the permit is not obtained within 180 days from the date of plan submittal.This permit expires and becomes null and void if any work authorized by this permit is suspended or abandoned for 180 consecutive days or if no progressive work has been verified by a City of Arcadia building inspector for a period of 180 consecutive days. 7 COMPLETED June 14, 2021 Issued By:John Zurick Date June 14,2021 Page 1 of 1 iF AR PERMIT/PLAN REVIEW APPLICATION il o 4#j�, Development Services Department, 240 West Huntington Drive, Post Office Box 60021 Arcadia, CA 91066-6021, (626) 574-5416, Fax (626) 447-9173 City of Arcadia CENSED CONTRACTOR'S DECLARATION WORKERS'COMPENSATION DECLARATION I hereby affirm under penalty of perjury that I am licensed under provisions of I hereby affirm under penalty of perjury one of the following: Chapter 9(commencing with Section 7000,of Division 3 of the Business and Professions C e,and my license is in full force andct. ❑ I have and will maintain a certificate of consent to self-insure for workers' License Clasp -CI 0 License No.I021 J// '�,� Exp. Date 7//Zf compensation, as provided for by Section 3700 of the Labor Code, for the ((( performance of the work for which this permit is issued. Signature of Contractor OWNER-BUILDER ECLARATION I have and will maintain workers'compensation insurance,as required by Section ❑ I hereby affirm under penalty of perjury that I am exempt from the Contractors 3700 of the Labor Code,for the performance of the work for which this permit License Law for the following reason(Section 7031.5,Business and Professions is issued.My worke-rs'compensation insurance carrier and policy numbers are: Code.Any city or county which requires a permit to construct,alter,improve, Carrier Re Wim! F tit demolish,or repair any structure,prior to its issuance,also required the applicant —7L Z.. Jig G 8 for such permit to file a signed statement that he or she is licensed pursuant to the Policy Number k' provisions of the Contractors License Law(Chapter 9(commencing with Section (This section need not be completed if the permit is for one hundred dollars or less) 7000)of Division 3 of the Business and Professions Code)or that he or she is exempt there from and the basis for the alleged exemption. Any violation of ❑ I certify that in the performance of the work for which this permit is issued,I shall Section 7031.5 by any applicant for a permit subjects the applicant to a civil not employ any person in any manner so as to become subject to the workers' penalty of not more than five hundred dollars($500)): compensation Laws of California,and agree that if I should become subject to the workers'compensation provisions of Sec n 3700 of the Labor Code,I shall ❑I, as owner of the property, or my employees with wages as their sole forthwith c ply ith those provisions. compensation,will do the work,and the structure is not intended or offered for / sale(Section 7044,Business and Professions Code:The Contractors License Date Z( Signatu Law does not apply to an owner of property who builds or improves thereon, ` or who does such work himself or herself or through his or her own employees,provided that such improvements are not intended or offered for WARNING: Failure to secure Workers'Compensation coverage is unlawful, sale.If,however,the building or improvement is sold within one(I)year of and shall subject an employer to criminal penalties and civil fines up to one completion,the owner-builder will have the burden of proving that he or she hundred thousand dollars($100,000),in addition to the cost of compensation, did not build or improve for the purpose of sale). damages as provided for in Section 3706 of the Labor Code, interest, and attorney's fees. ❑I, as owner of the property, am exclusively contracting with licensed contractors to construct the project(Section 7044, Business and Professions Code:The Contractors License Law does not apply to an owner of property CONSTRUCTION LENDING AGENCY who builds or improves thereon,and who contracts for such projects with a I hereby affirm under penalty of perjury that there is a construction lending agency contractor(s)licensed pursuant to the Contractors License Law). for the performance of the work for which this permit is issued (Section 3097, Civil Code). ❑ I am exempt under Section 7044,Business and Professions Code,for this reason: Lender's Name Date Signature Lender's Address IMPORTANT: APPLICATION IS HEREBY MADE TO THE BUILDING OFFICIAL FOR A PERMIT SUBJECT TO THE CONDITIONS AND RESTRICTIONS SET FORTH ON THIS APPLICATION AND THE FOLLOWING: 1. The City's approved plans and permit inspection card must remain on the job site for use by City inspection personnel. 2. Final inspection of the work authorized by this permit is required.A Certificate of Occupancy must be obtained prior to use and occupancy of new buildings and structures. 3. Per South Coast Air Quality Management District(AQMD)regulations,renovation and remodeling work that results in the removal,stripping,or altering of asbestos containing materials requires an asbestos survey and removal prior to disturbing the asbestos. Please contact AQMD at(909)396-2000 for further in ormation. Cc/durmaation. ) Name C, c/dN a r1 f/ Title Q•ei/'A t OOitclrN"-Tb/ PRINT NAME I certify that I have read this application and state that the above information is correct and that I am the owner or duly authorized agent of the owner. I agree to comply with all City ordinances and State Laws relating to building construction. I hereby authorize representatives of the City of Arcadia to enter upon the above-mentioned property for inspection purposes. //07 C________74:9 Signature7 Date co Z ZNTpmOOu rr gigh N;g'48h m Wg ;rvL2= YioIN A .°i=yT�^ gmqi Yif 2 D m zn,mfmjtim wN mm m >ng>o>o > o y;y Ct.,' p� A S N A O m p i m L01 P 0) °z�PA zOgg A r i, mm3 g ,i o II D m A P$8iig Tz O_ W.- o�� T `, SZjp > o NO ,, ..� ZNi $ O Z y `Li " Z 74'-7" taw+�'•'�- \ r pp >Z .r/"•• mo w •\ AlS�pil A;AAI AP ...--••.r•� .` 41ymZOOP Z=� 2nya�. _�.. mNmip AmO pV O TONp >DS 0% I \ NRI Oqm"mA""J• LI RI .. ,12, 0A§ gl,§?, 9 , \ o om>z x£ xHR mirHm _'< H5, W, 1 3362 zg§ IAD { ,_ §�� H A s. Hm «H. ,` ? mm N DSv � � 1 r0 CF !:\ •\ D 2 { m 07 D m o n _r no < O m m A A y '\ n m m <, vyi H �cYf I • N 2 D D n rti< \N Z A fVA D 2 '\ m O r •" N O y A y z o m o o 11111 •\ m \wpm O O \ A \ m'' \IF ° o m? I o o ` 0 o r 0 0 o p / ii V k 0 0 8iNZ E o \ 2 < � -- gooz 03,,- E ` ?nom C ;16r7_,T y O o ; y r D � n{ • �. —_ ..–_... --. .___ --_ SOD , \ O D 131 :` hl• o• mY nv X N 0 W 1 T•_. ..,a.,.. !1149'•8' A O z M73 A p r:. n 0> m r a A _ y 1. n OAKLAWN PL m QQ ggp qq 3,3,_ gt, 2{ , f WIN er ill „. t Cn n� O O '° o 4. i go�8ap ":0:25,15,1 g E i 5 89 Z - :n ss ! lb > 8,AgRa maC) m 3 F l r• d Z on lb n r m 2€1,..c :F �m�, 2 0; 00 , x< F`£ '1 m (Dand ^ � Z : .Ta D N c ter: i. ? _a z T I,' ; g!<m y z h O 3 m 1 N ,i - = nplwN. Current • Renewables Engineering 6/9/2021 Freedom Forever LLC 43445 Business Park Dr Suite 110 Temecula, CA 92590 Attn.:To Whom It May Concern re job: Jiang, Nannan 1407 OAKLAWN PL, ARCADIA,CA 91006 The following calculations are for the structural engineering design of the photovoltaic panels and are valid only for the structural info referenced in the stamped plan set.The verification of such info is the responsibility of others. After review, I certify that the roof structure has sufficient structural capacity for the applied PV loads. All mounting equipment shall be designed and installed per manufacturer's approved installation specifications. Design Criteria: Code: 2019 CBC ASCE 7-16 Live Load: 20 psf Ult Wind Speed: 96 mph Exposure Cat: C Ground Snow: 0 psf Min Roof Snow: NA ,(...„....„,,,,,,e re z m te,,,,e,t Current Renewables Engineering Inc. I Professional Engineer info@ currentrenewableseng.com j� CNCALFtt ! OF EYP• 03/31120ZZ Date :6/9/2021 C) Current Job Code:Jiang, Nannan Renewables 2 of 6 Engineering Roof Properties: Roof 1 Roof Type= Tile Roof Pitch (deg) = 20 Mean Roof Height(ft) = 13 Attachment Trib Width (ft) = 2.75 Attachment Spacing(ft)= 4 Framing Type= Rafter Framing Size= 2x8 Framing OC Spacing(in.)= 16 Section Thickness, b (in.)= 1.5 Section Depth, d (in.)= 7.25 Section Modulus,Sx(in.^3)= 13.1 Moment of Inertia, lx(in.^4)= 47.6 Framing Span (ft)= 16 Deflection Limit D+L(in.)= 3.2 Deflection Limit S or W(in.)= 2.13 Attachments Pattern = Fully Staggered Framing Upgrade= Adequate Sister Size= NA Wood Species= DF#2 Wood Fb (psi)= 900 Wood Fv(psi)= 180 Wood E(psi)= 1600000 CD(Wind)= 1.6 CD(Snow)= 1.15 CLS= 1.15 CM =Ct=CL=C;= 1.0 CF= 1.2 Cf„= 1.00 Cr= 1.15 F'b_wind (psi)= 2285 F'b_snow(psi)= 1643 F'v_wind (psi) = 288 F'v_snow(psi)= 207 M_allowable_wind (lb-ft) = 2503 M_allowable_snow(lb-ft) = 1799 V_allowable_wind (lbs) = 2088 V_allowable_snow(lbs) = 1501 E' (psi)= 1600000 Date :6/9/2021 1) Current Job Code:Jiang, Nannan n ' Renewables 3 of 6 Engineering Load Calculation: Dead Load Calculations: Panels Dead Load (psf) = 3.0 Roof 1 Roofing Weight(psf) = 9.0 Decking Weight(psf) = 2.0 Framing Weight(psf) = 1.9 Misc.Additional Weight(psf)= 1.0 Existing Dead Load (psf)= 13.9 Total Dead Load (psf) = 16.9 Wind Load Calculations: Ultimate Wind Speed (mph) = 96 Directionality Factor, kd = 0.85 Topographic Factor, kzt= 1.0 Roof 1 Velocity Press Exp Factor, kz= 0.85 Ground Elevation Factor, ke= 1.00 Velocity Pressure,qz(psf)= 17.0 Array Edge Factor,yE= 1.25 Solar Equalization Factor,ya = 0.64 External Pressure Up, GCp_1= -2 External Pressure Up,GCp_2= -2.6 External Pressure Up,GCp_3 = -3.1 External Pressure Down, GCp= 0.6 Design Pressure Up, p_1 (psf)= -27.4 Design Pressure Up, p_2 (psf)= -35.7 Design Pressure Up, p_3 (psf)= -42.5 Design Pressure Down, p(psf) = 16.0 Hardware Checks: Lag Screw Checks: Roof 1 Ref. Widthrawal Value,W(lb/in) = 266 (Cm=Ct=Ceg= 1.0) CD= 1.6 Adjusted Widthrawal Value, W' (lb/in) = 426 Lag Penetration, p (in.) = 2.5 Allowable Widthrawal Force, W'p(lbs) = 1064 Date :6/9/2021 /;007_ ,t) Current Job Code:Jiang, Nannan n Renewables 4 of 6 Engineering Applied Uplift Force(lbs) = -264 Uplift DCR= 0.25 Ref. Lateral Value,Z(lbs) = 270 (CM =C�=Co=Ceg= 1.0) Co= 0.9 Adjusted Lateral Value,Z' (lbs)= 243 Applied Laeral Force(lbs)= 11 Angle of Resultant Force, a(deg) = 88 djusted Interaction Lateral Value,Z'Q(lbs) = 1057 Lateral DCR= 0.01 Roof Framing Checks: Force Checks: Roof 1 LC1: D+S Applied Moment(lb-ft)= 720 Applied Shear(lbs)= 180 Allowable Moment(lb-ft)= 1799 Allowable Shear(lbs)= 1501 Moment DCR= 0.40 Shear DCR= 0.12 LC2: D+0.6W Applied Moment(lb-ft) = 1129 Applied Shear(lbs) = 282 Allowable Moment(lb-ft)= 2503 Allowable Shear(lbs)= 2088 Moment DCR= 0.45 Shear DCR= 0.14 LC3: D+0.75(S+0.6W) Applied Moment(lb-ft)= 1027 Applied Shear(lbs)= 257 Allowable Moment(lb-ft)= 2503 Allowable Shear(lbs)= 2088 Moment DCR= 0.41 Shear DCR= 0.12 LC4:0.6 D+0.6 W Applied Moment(lb-ft)= 270 Applied Shear(lbs)= 68 Allowable Moment(lb-ft)= 2503 Allowable Shear(lbs)= 2088 Moment DCR= 0.11 Date :6/9/2021 • Current Job Code:Jiang, Nannan Renewables 5 of 6 Engineering Shear DCR= 0.03 Deflection Checks(Service Level): Roof 1 LC1: D+L Deflection (in.) = 0.65 Deflection Limit (in.)= 3.68 Deflection DCR= 0.18 LC2: S Deflection (in.) = 0.00 Deflection Limit(in.)= 2.45 Deflection DCR= 0.00 LC3:W(Down) Deflection (in.) = 0.17 Deflection Limit(in.)= 2.45 Deflection DCR= 0.07 LC4: W(Up) Deflection (in.)= -0.30 Deflection Limit(in.) = 2.45 Deflection DCR= 0.12 Seismic Check: Existing Weight: Wall Weight(psf)= 17 Tributary Wall Area (ft2) = 1000 Total Wall Weight(lbs) = 17000 Roof Weight(psf) = 14 Roof Area (ft2) = 2400 Total Roof Weight (lbs) = 33286 Total Existing Weight(lbs)= 50286 Additional PV Weight: PV Panel Weight(lbs) = 54 Number of Panels = 26 Total Additional PV Weight(lbs)= 1416 Weight Increase: (Existing W+Additional W)/(Existing W)= 103% The increase in weight as a result of the solar system is less than 10%of the existing structure and Date :6/9/2021 OCurrent Job Code:Jiang, Nannan Renewables 6 of 6 Engineering therefore no further seismic analysis is required. Limits of Scope of Work and Liability: Existing structure is assumed to have been designed and constructed following appropriate codes at time of erection, and assumed to have appropriate permits.The calculations produced are only for the roof framing supporting the proposed PV installation referenced in the stamped planset and were completed according to generally recognized structural analysis standards and procedures, professional engineering and design experience,opinions and judgements. Existing deficiencies which are unknown or were not observable during time of inspection are not included in this scope of work.All PV modules, racking,and mounting equipment shall be designed and installed per manufacturer's approved installation specifications.The Engineer of Record and the engineering consulting firm assume no responsibility for misuse or improper installation.This analysis is not stamped for water leakage. Framing was determined based on information in provided plans and/or photos, along with engineering judgement. Prior to commencement of work,the contractor shall verify the framing sizes,spacings,and spans noted in the stamped plans,calculations, and cert letter(where applicable) and notify the Engineer of Record of any discrepancies prior to starting construction. Contractor shall also verify that there is no damaged framing that was not addressed in stamped plans, calculations, and cert letter (where applicable)and notify the Engineer of Record of any concerns prior to starting construction.