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43-167 BP-2022-0820 428 WESTHAMPTON RD COMMONWEALTH OF MASSACHUSETTS Map:Block:Lot: 43-167-001 CITY OF NORTHAMPTON Permit: Solar Build PERSONS CONTRACTING WITH UNREGISTERED CONTRACTORS DO NOT HAVE ACCESS TO THE GUARANTY FUND (MGL c.142A) BUILDING PERMIT Permit # BP-2022-0820 PERMISSION IS HEREBY GRANTED TO: Project# 2022 SOLAR Contractor: License: Est. Cost: 15912 SUNRUN INC CS-1 16361 Const.Class: Exp.Date:04/14/2025 Use Group: Owner: HARVILL-CORREA, JANA &CORREA, IVAN E Lot Size (sq.ft.) Zoning: WSP Applicant: SUNRUN INC Applicant Address Phone: Insurance: 150 PADGETTE ST UNIT A (978)793-8584 WC614287600 CHICOPEE,MA 01022 ISSUED ON:07/13/2022 TO PERFORM THE FOLLOWING WORK: INSTALL 24 PANEL 8.16 KW ROOF MOUNT SOLAR SYSTEM WITH STRUCTURAL WORK POST THIS CARD SO IT IS VISIBLE FROM THE STREET Inspector of Plumbing Inspector of Wiring D.P.W. Building Inspector Underground: Service: Meter: Footings: Rough: Rough: House # Foundation: Final: Final: Final: Rough Frame: Gas: Fire Department Driveway Final: Fireplace/Chimney: Rough: Oil: Insulation: Smoke: Final: THIS PERMIT MAY BE REVOKED BY THE CITY OF NORTHAMPTON UPON VIOLATION OF ANY OF ITS RULES AND REGULATIONS. Signature: I • 52 Fees Paid: $75.00 212 Main Street, Phone(413)587-I240,Fax:(413)587-1272 Office of the Buildine Commissioner RECEIVE- The Commonwealth of Massach setts JUL 1 2 2022 Board of Building Regulations and anda ds F R i,;; Massachusetts State Building Code, C M C ALITY 80 DEPT OF BUILDING iNNcPFCTi U E uilding Pe it Application To Construct,Repair, f m®iv,�srigoios�@ ised ar 2011 oc+ p One-or Two-Family Dwelling --- This Section For Official Use Only Building Permit Number:L5P-• aa_ O .40 7 Date Applied: - jic11461\e‘' eBuildin Official(Print Name) Signature I ySECTION 1:SITE INFORMATION 1,� ' :Iet=4.sha �l r 1.2 Assessors Map& Parcel Numbers N`I • 1 7 `(/ 1.1a Is this an accepted street?yes no Map Number Parcel Number 1.3 Zoning Information: 1.4 Property Dimensions: Zoning District Proposed Use Lot Area(sq ft) Frontage(ft) 1.5 Building Setbacks(ft) Front Yard Side Yards Rear Yard Required Provided Required Provided Required Provided 1.6 Water Supply:(M.G.L c.40,§54) 1.7 Flood Zone Information: 1.8 Sewage Disposal System: Public 0 Private 0 Zone: Outside Flood Zone? Municipal 0 On site disposal system ❑ Check if yes❑ SECTION 2: PROPERTY OWNERSHIP' `(l�a.of RifriarVillUaltca (]or+hcp+on, rOil Name Print City,State,ZIP iic98esth a --ors (Zd `15--(3G0-w5`"I No.and Street Telephone Email Address SECTION 3: DESCRIPTION OF PROPOSED WORK2(check all that apply) New Construction❑ Existing Building 0 Owner-Occupied 0 Repairs(s) 0 Alteration(s) 0 Addition 0 Demolition 0 Accessory Bldg. 0 Number of Units Other V Specify: B 'e Descri tion of Pro used Work': - 1 1 n o'Cl - OAve op.e. anh:- -/oGL. SECTION 4: ESTIMATED CONSTRUCTION COSTS Item Estimated Costs: Official Use Only (Labor and Materials) 1.Building $ ar 1. Building Permit Fee: $ Indicate how fee is determined: •� ClStandard City/Town Application Fee 2.Electrical $ I, ? s l 0 Total Project Cost (Item 6)x multiplier x 3.Plumbing $ 2. Other Fees: $ 4.Mechanical (HVAC) $ List: 5.Mechanical (Fire $ Suppression) Total All Fees;A Check No.1O Check Amount: J! Cash Amount: 6.Total Project Cost: $ /5g1 (9. 0 Paid in Full 0 Outstanding Balance Due: SECTION 5: CONSTRUCTION SERVICES 5.1 Construction Supervisor License(CSL) CS-116361 04/14/2025 Marc A Blanchard License Number Expiration Date Name of CSL Holder List CSL Type(see below) U 150 Padgette St Unit A No.and Street Type Description U Unrestricted(Buildings up to 35,000 cu.ft.) Chicopee,MA 01022 R Restricted 1&2 Family Dwelling City/Town,State,ZIP M Masonry RC Roofing Covering WS Window and Siding SF Solid Fuel Burning Appliances 413-259-8044 pioneervalleypermits@sunrun.com I Insulation Telephone Email address D Demolition 5.2 Registered Home Improvement Contractor(HIC) 10/13/2022 Sunrun Installation Services Inc IC 1 xp ration HIC Registration Number Expiration Date HIC Company Name or HIC Registrant Name 225 Bush St Suite 1400 pioneervalleypermits@sunrun.com No.and Street Email address San Francisco, CA 94104 413-259-8044 City/Town,State,ZIP Telephone SECTION 6:WORKERS'COMPENSATION INSURANCE AFFIDAVIT(M.G.L.c.152.§25C(6)) Workers Compensation Insurance affidavit must be completed and submitted with this application. Failure to provide this affidavit will result in the denial of the Issuance of the building permit. Signed Affidavit Attached? Yes No ❑ SECTION 7a:OWNER AUTHORIZATION TO BE COMPLETED WHEN OWNER'S AGENT OR CONTRACTOR APPLIES FOR BUILDING PERMIT I,as Owner of the subject property,hereby authorize Sunrun Installation Services Inc to act on my behalf,in all matters relative to work authorized by this building permit application. SECTION 7b:OWNER'OR AUTHORIZED AGENT DECLARATION By ent-ring my name below,I hereby attest under the pains and penalties of perjury that all of the information contai I' in this application i and accurate to the best of my knowledge and understanding. 046 c.) Pnn v er's or Authorized A nt's Name(Electronic Signature) Date NOTES: 1. An Owner who obtains a building permit to do his/her own work,or an owner who hires an unregistered contractor (not registered in the Home Improvement Contractor(HIC)Program),will not have access to the arbitration program or guaranty fund under M.G.L.c. 142A.Other important information on the HIC Program can be found at www.mass.gov/oca Information on the Construction Supervisor License can be found at www.mass.gov/dps 2. When substantial work is planned,provide the information below: Total floor area(sq.ft.) (including garage,finished basement/attics,decks or porch) Gross living area(sq.ft.) Habitable room count Number of fireplaces Number of bedrooms Number of bathrooms Number of half/baths Type of heating system Number of decks/porches Type of cooling system Enclosed Open 3. "Total Project Square Footage"may be substituted for"Total Project Cost" The Commonwealth of Massachusetts � -_, Department of Industrial Accidents 91='h`11; —J(° Office of Investigations 4 _4 nil----1 t 1 Congress Street, Suite 100 :. ='� Boston, MA 02114-2017 tad www.mass.gov/dia Workers'Compensation Insurance Affidavit: Builders/Contractors/Electricians/Plumbers Applicant Information Please Print Legibly Name (Business/Organization/Individual):Sunrun Installation Services Inc Address: 225 Bush St, Suite 1400 City/State/Zip: San Francisco, CA 94104 Phone#: 415-946-7500 Y_ Are you an employer?Check the appropriate box: contractor and I Type of project(required): 1.2 I am a employer with 253 4. ❑ I am a general employees (full and/or part-time).* have hired the sub contractors 6. ❑New construction listed on the attached sheet. 7. E Remodeling 2.❑ I am a sole proprietor or partner These sub-contractors have ship and have no employees 8. ❑ Demolition working for me in any capacity. employees and have workers' [No workers' comp. insurance comp. insurance.t 9. ❑ Building addition required.] 5. ❑ We are a corporation and its 10.❑ Electrical repairs or additions 3.❑ I am a homeowner doing all work officers have exercised their l l.❑ Plumbing repairs or additions myself. [No workers' comp. right of exemption per MGL 12,❑ Roof repairs insurance required.] t c. 152, §1(4),and we have no employees. [No workers' 13.121 Other Solar Installation comp.insurance required.] 'Any applicant that checks box#1 must also fill out the section below showing their workers'compensation policy information. +I Iona:owners who submit this affidavit indicating they are doing all work and then hire outside contractors must submit a new affidavit indicating such. :Contractors that check this box must attached an additional sheet showing the name of the sub-contractors and state whether or not those entities have employees. If the sub-contractors have employees,they must provide their workers'comp.policy number. I am an employer that is providing workers'compensation insurance for my employees. Below is the policy and job site information. Insurance Company Name: American Zurich Insurance Company Policy#or Self-ins. Lic. #: WC614287600 Expiration Date: 0/1/2022 Job Site Address:" lap Q -OOn City/State/Zip: G //(iorh1 /4 Attach a copy of the workers' compensation policy declaration page(showing the policy number and expiration date). Failure to secure coverage as required under Section 25A of MGL c. 152 can lead to the imposition of criminal penalties of a fine up to$1,500.00 and/or one-year imprisonment,as well as civil penalties in the form of a STOP WORK ORDER and a fine of up to$250.00 a day against the violator. Be advised that a copy of this statement may be forwarded to the Office of Investigations of the DIA for insurance coverage verification. I do hereby certify under pains and enalties of perjury that the information provided above is true and correct. Signature: (A----- Date: 9/16/2021 Phone#: 415-946-7500 Official use only. Do not write in this area,to be completed by city or town official. City or Town: Permit/License# - — Issuing Authority(circle one): 1.Board of Health 2. Building Department 3.City/Town Clerk 4. Electrical Inspector 5.Plumbing Inspector 6.Other _ Contact Person: Phone#: Commonwealth of Massachusetts gpDivision of Occupational Licensure Board of Budding FtNildrations and Standards his* on stiovvis,o, CS•116361 tip+res_ 04i1402O25 MARC A 3 HALL RD WEBSTER , • gg �.. ' y. tfdi (tct 1 Commissioner r,,, .. Construction Supervisor which contain Unrestricted -Buildings of any use group Less than 35.000 cubic feet (991 cubic meters) of enclosed space Failure to possess a currerrt edition of the Mass,achusetls • State Building Code is cause for revocation of this license. For information about this hces�owdpt Call (617) 727-3200 or visit www 9 Contact info: Tel # 774-249-2109 Email: pioneervalleypermits@sunrun.com /G>f% ivndY nale2'-G1 4/e/gez6fv"IQrf . Je1 Office of Consumer Affairs and Business Regulation 1000 Washington Street - Suite 710 Boston, Massachusetts 02118 Home Improvement Contractor Registration Type: Supplement Card SUNRUN INSTALLATION SERVICES INC. xT- Registration. 180120 225 BUSH STREET k Expiration: 10/13/2022 SUITE 1400 I 1� SAN FRANCISCO,CA 94104 l �� v /h Update Address and Return Card. SCA 1 0 200M�-^05/17 R A Office of Consumer Affairs&Business Regulation HOME IMPROVEMENT CONTRACTOR Registration valid for Individual use only TYPE:Supplement Card before the expiration date. If found return to: Registration Expiration Office of Consumer Affairs and Business Regulation 180120 10/13/2022 1000 Washington Street -Suite 710 SUNRUN INSTALLATION SERVICES INC. Boston,MA 02118 7 GRETA MASIELLO 225 BUSH STREET .,...of.4 SUITE 1400 Not valid without signature 1 SAN FRANCISCO,CA 94104 SUNRINC-02 TWANG ACORO CERTIFICATE OF LIABILITY INSURANCE DATD/YYYY) `—� 9/10/2021 THIS CERTIFICATE IS ISSUED AS A MATTER OF INFORMATION ONLY AND CONFERS NO RIGHTS UPON THE CERTIFICATE HOLDER.THIS CERTIFICATE DOES NOT AFFIRMATIVELY OR NEGATIVELY AMEND, EXTEND OR ALTER THE COVERAGE AFFORDED BY THE POLICIES BELOW. THIS CERTIFICATE OF INSURANCE DOES NOT CONSTITUTE A CONTRACT BETWEEN THE ISSUING INSURER(S),AUTHORIZED REPRESENTATIVE OR PRODUCER,AND THE CERTIFICATE HOLDER. IMPORTANT: If the certificate holder is an ADDITIONAL INSURED,the policy(ies)must have ADDITIONAL INSURED provisions or be endorsed. If SUBROGATION IS WAIVED, subject to the terms and conditions of the policy,certain policies may require an endorsement. A statement on this certificate does not confer rights to the certificate holder in lieu of such endorsement(s). PRODUCER CQN1EACT Walter Tanner Alliant Insurance Services,Inc. PHONE I FAX 575 Market St Ste 3600 (A/c,No,Ext): (NC,No): San Francisco,CA 94105 Mass,Walter.Tanner@alliant.com INSURER(S)AFFORDING COVERAGE NAIC N INSURER A:Navigators Specialty Insurance Company 36056 INSURED INSURER B:Zurich American Insurance Company 16535 Sunrun Installation Services, Inc INSURER c:American Zurich Insurance Company 40142 775 Fiero Lane,Suite 200 Ph#805-540-7643 INSURERD: San Luis Obispo,CA 93401 INSURER E: INSURER F: COVERAGES CERTIFICATE NUMBER: REVISION NUMBER: THIS IS TO CERTIFY THAT THE POLICIES OF INSURANCE LISTED BELOW HAVE BEEN ISSUED TO THE INSURED NAMED ABOVE FOR THE POLICY PERIOD INDICATED. NOTWITHSTANDING ANY REQUIREMENT, TERM OR CONDITION OF ANY CONTRACT OR OTHER DOCUMENT WITH RESPECT TO WHICH THIS CERTIFICATE MAY BE ISSUED OR MAY PERTAIN, THE INSURANCE AFFORDED BY THE POLICIES DESCRIBED HEREIN IS SUBJECT TO ALL THE TERMS, EXCLUSIONS AND CONDITIONS OF SUCH POLICIES.LIMITS SHOWN MAY HAVE BEEN REDUCED BY PAID CLAIMS. INSR TYPE OF INSURANCE ADDL SUBR POLICY NUMBER POLICY EFF POLICY EXP LIMITS LTR INSD WVD IMM/DD/YYYYI IMM/DD/YYYYI A X COMMERCIAL GENERAL UABIUTY EACH OCCURRENCE $ 2,000,000 CLAIMS-MADE X OCCUR LA21CGL230321IC 10/1/2021 10/1/2022 DAMAGE TO RENTED 1,000,000 PREMISES(Ea occurrence) $ MED EXP(Any one person) $ 5,000 PERSONAL&ADV INJURY $ 2,000,000 GEN'L AGGREGATE LIMIT APPLIES PER: GENERAL AGGREGATE $ 2,000,000 X POLICY X JPC7 I J LOC PRODUCTS-COMP/OP AGG $ 2,000,000 X OTHER Retention: $100,000 Per Project Agg $ 10,000,000 B AUTOMOBILE UABIUTY (Ea BINED accident)SINGLE LIMIT $ 2,000,000 X ANY AUTO BAP614287700 10/1/2021 10/1/2022 _BODILY INJURY(Per person) $ OWNED SCHEDULED AURTEO�S ONLY _ AUTOS BODILYBODILY INJURY(Per accident) $ AUTOS ONLY AUTO ONLV PROPERTY accidentDAMAGE $ X P,,r�'0Ded.: X Coll.:Not Covered Liability Ded.: $ 250,000 UMBRELLA UAB OCCUR EACH OCCURRENCE $ EXCESS UAB CLAIMS-MADE AGGREGATE $ DED RETENTION$ ( C WORKERS COMPENSATION X STATURE ERH AND EMPLOYERS'LIABILITY Y/N WC614287600 10/1/2021 10/1/2022 1,000,000 ANY PROPRIETOR/PARTNER/EXECUTIVE E.L.EACH ACCIDENT $ OFFICER/MEMBER EXCLUDED? N N/A (Mandatory in NH) E.L.DISEASE-EA EMPLOYEE $ 1,000,000 It yes,describe under 1,000,000 DESCRIPTION OF OPERATIONS below E.L.DISEASE-POLICY LIMIT $ DESCRIPTION OF OPERATIONS I LOCATIONS/VEHICLES (ACORD 101,Additional Remarks Schedule,may be attached if more space is required) Workers'Compensation Policy WC614287600 Deductible:$1,000,000. Evidence of Insurance. CERTIFICATE HOLDER CANCELLATION SHOULD ANY OF THE ABOVE DESCRIBED POLICIES BE CANCELLED BEFORE Cityof Northampton THE EXPIRATION DATE THEREOF, NOTICE WILL BE DELIVERED IN P ACCORDANCE WITH THE POLICY PROVISIONS. 212 Main St Northampton,MA 01060 AUTHORIZED REPRESENTATIVE 1 ACORD 25(2016/03) ©1988-2015 ACORD CORPORATION. All rights reserved. The ACORD name and logo are registered marks of ACORD - EV projects@evengineersnet.com 276-220-0064 • ENGINEERS http://www.evengineersnet.com 6/8/2022 RE: Structural Certification for Installation of Residential Solar JANA HARVILLCORREA:428 WESTHAMPTON RD, NORTHAMPTON, MA,01062 Attn:To Whom It May Concern This Letter is for the existing roof framing which supports the new PV modules as well as the attachment of the PV system to existing roof framing. From the field observation report,the roof is made of Composite shingle roofing over roof plywood supported by 2X8 Rafters at 16 inches.The slope of the roof was approximated to be 34 degrees. After review of the field observation data and based on our structural capacity calculation, the existing roof framing has been determined to be adequate to support the imposed loads without structural upgrades. Contractor shall verify that existing framing is consistent with the described above before install.Should they find any discrepancies, a written approval from SEOR is mandatory before proceeding with install. Capacity calculations were done in accordance with applicable building codes. Design Criteria Code 2015 IRC(ASCE 7-10)-CMR 780 9th Ed Risk category II Wind Load (component and Cladding) Roof Dead Load Dr 10 psf V 117 mph PV Dead Load DPV 3 psf Exposure C Roof Live Load Lr 20 psf Ground Snow S 40 psf If you have any questions on the above, please do not hesitate to call. STRUCT • Sincerely, ����SN of Mgss�c 9 �4 VINCENT Vincent Mwumvaneza, P.E. MWUMVANEZA EV Engineering, LLC N,CIVIL 2 projects@evengineersnet.com P;_� E��•o ��� http://www.evengineersnet.com �•� oNAI.ENG\� 1/1 $ =- EV projects@evengineersnet.com 276-220-0064 mom ENGINEERS http://www.evengineersnet.com Structural Letter for PV Installation 6/8/2022 Job Address: 428 WESTHAMPTON RD NORTHAMPTON, MA,01062 Job Name: JANA HARVILLCORREA Job Number: 220608 JH Scope of Work This Letter is for the existing roof framing which supports the new PV modules as well as the attachment of the PV system to existing roof framing.All PV mounting equipment shall be designed and installed per manufacturer's approved installation specifications. Table of Content Sheet 1 Cover 2 Attachment checks 3 Snow and Roof Framing Check 4 Seismic Check and Scope of work Engineering Calculations Summary Code 2015 IRC(ASCE 7-10)-CMR 780 9th Ed Risk category II Roof Dead Load Dr 10 psf PV Dead Load DPV 3 psf Roof Live Load Lr 20 psf Ground Snow S 40 psf Wind Load (component and Cladding) V -mph Exposure C References NDS for Wood Construction STRUCT � . ONL N OF/Ns_ � p 0 Sincerely, �'w VINCENT Gn 0 MWUMVANEZA CIVIL Vincent Mwumvaneza, P.E. �// N�. 2 EV Engineering, LLC .�' E� \,,1/4�e projects@evengineersnet.com ' /ONAIEN�' http://www.evengineersnet.com 1/1 - EV projects@evengineersnet.com 276-220-0064 ENGINEERS http://www.evengineersnet.com Wind Load Cont. Risk Category= II ASCE 7-10 Table 1.5-1 Wind Speed (3s gust),V= i47:,,mph ASCE 7-10 Figure 26.5-1A Roughness= C ASCE 7-10 Sec 26.7.2 Exposure= C ASCE 7-10 Sec 26.7.3 Topographic Factor, KZT= 1.00 ASCE 7-10 Sec 26.8.2 • Pitch= ; Degrees Adjustment Factor,A= 1.35 ASCE 7-10 Figure 30.5-1 a= 6.60 ft ASCE 7-10 Figure 30.5-1 Where a:10%of least horizontal dimension or 0.4h,whichever is smaller,but not less than 4%of least horizontal dimension or 3ft(0.9m) Uplift(0.6W1 Zone 1(psf) Zone 2(psf) Zone 3(psf) Pnet30= -20.5 -24.7 -24.7 Figure 30.5-1 Pnet=0.6 x A x KZT x Pnet30)= 16.59 19.98 19.98 Equation 30.5-1 Downpressure(0.6W1 Zone 1(psf) Zone 2(psf) Zone 3(psf) Pnet30= 22.4 22.4 22.4 Figure 30.5-1 Pnet=0.6 x A x KZT x Pnet30)= 18.14 18.14 18.14 Equation 30.5-1 Rafter Attachments:0.6D+0.6W(CD=1.6) Connection Check Attachement max.spacing= 5:4 ft 205 Ibs/in Lag Screw Penetration 2.5 in Allowable Capacity= 512.5 0.6D+0.6W Dpv+0.6W Zone Trib Width Area(ft) Uplift(Ibs) Down(Ibs) 1 5.4 14.9 219.6 314.0 2 5.4 14.9 269.9 314.0 3 3 8.3 150.0 174.4 Max= 269.9 < 512.5 CONNECTION IS OK 1. Pv seismic dead weight is negligible to result in significant seismic uplift,therefore the wind uplift governs 2. Embedment is measured from the top of the framing member to the tapered tip of a lag screw. Embedment in sheading or other material does not count. 1/1 - EV projects@evengineersnet.com 276-220-0064 ENGINEERS http://www.evengineersnet.com Vertical Load Resisting System Design Roof Framing Pg= 40 psf ASCE 7-10,Section 7.2 pf= 28 psf Ce= 0.9 ASCE 7-10,Table 7-2 Pfmin.= 35.0 psf Ct= 1.1 ASCE 7-10,Table 7-3 ps= 35 psf 28.0 plf Is= 1.0 ASCE 7-10,Table 1.5-1 CS 0.6 Max Length, L= 18.83 ft Tributary Width,WI-= 16 in Dr= 10 psf 13.33 plf PvDL= 3 psf 4 plf Load Case:DL+0.6W Pnet+PP cos(6)+PDT= 41.5 plf Max Moment, Mu= 1124 lb-ft Conservatively Pv max Shear 314.0 lbs Max Shear,V„=wL/2+Pv Point Load = 477 lbs Load Case: DL+0.75(0.6W+S)) 0.75(Pnet+Ps)+PPvcos(6)+PDT= 56 plf Mdown= 1511 lb-ft Mallowable=Sx x Fb' (wind)= 2116 lb-ft > 1511 lb-ft OK Load Case:DL+S Ps+PP cos(6)+PDL= 45 plf Mdown= 1209 lb-ft Mallowable=Sx x Fb' (wind)= 1521 lb-ft > 1209 lb-ft OK Max Shear,V„=wL/2+Pv Point Load= 525 lbs Member Capacity 4.,6 - Design Value CL CF C; Cr Adjusted Value Fb= 875 psi 1.0 1.2 1.0 1.15 1208 psi Fv= 135 psi N/A N/A 1.0 N/A 135 psi E= 1400000 psi N/A N/A 1.0 N/A 1400000 psi Depth, d = 7.25 in Width, b= 1.5 in Cross-Sectonal Area,A= 10.875 in2 Moment of Inertia, Ixx= 47.6348 in4 Section Modulus,Sxx= 13.1406 in3 Allowable Moment, Mali=Fb'Sxx= 1322.3 lb-ft DCR=M /Mali= 0.76 < 1 Satisfactory Allowable Shear,Vau=2/3F„'A= 978.8 lb DCR=V /Vaii= 0.54 < 1 Satisfactory 1/1 nl =- EV projects@evengineersnet.com 276-220-0064 mom ENGINEERS http://www.evengineersnet.com Siesmic Loads Check Roof Dead Load 10 psf %or Roof with Pv 22% Dpv and Racking 3 psf Averarage Total Dead Load 10.7 psf Increase in Dead Load 2.6% OK The increase in seismic Dead weight as a result of the solar system is less than 10%of the existing structure and therefore no further seismic analysis is required. Limits of Scope of Work and Liability We have based our structural capacity determination on information in pictures and a drawing set titled PV plans-JANA HARVILLCORREA.The analysis was according to applicable building codes, professional engineering and design experience, opinions and judgments.The calculations produced for this structure's assessment are only for the proposed solar panel installation referenced in the stamped plan set and were made according to generally recognized structural analysis standards and procedures. 1/1 SCOPE OF WORK GENERAL NOTES LEGEND AND ABBREVIATIONS TABLE OF CONTENTS PAGE# DESCRIPTION •SYSTEM SIZE:8160W DC,7600W AC •ALL WORK SHALL COMPLY WITH MA 9th rellg i SOLAR MODULES •MODULES:(24)JA SOLAR:JAM60S10-340/MR Ed.CMR 780(2015 IRC/IBC/IEBC),MUNICIPAL CODE,AND ALL MANUFACTURERS' SERVICE ENTRANCE PV-1.0 COVER SHEET •INVERTERS:(1)SOLAREDGE LISTINGS AND INSTALLATION INSTRUCTIONS. - PV-2.0 SITE PLAN TECHNOLOGIES:SE3800H-USMN,(1)SOLAREDGE •PHOTOVOLTAIC SYSTEM WILL COMPLY WITH NEC 2020. PV-3.0 LAYOUT TECHNOLOGIES:SE3800H-USMN MP MAIN PANEL •RACKING:SNAPNRACK RLU;RL UNIVERSAL,SPEEDSEAL •ELECTRICAL SYSTEM GROUNDING WILL COMPLY WITH NEC 2020. PV-3.0A LAYOUT TRACK ON COMP,SEE DETAIL SNR-DC-00436 SNR MOUNT •PHOTOVOLTAIC SYSTEM IS UNGROUNDED.NO CONDUCTORS ARE SOLIDLY SP SUB-PANEL SNR MOUNT 8 SKIRT PV-3.1 STRUC.UPGRADES GROUNDED IN THE INVERTER.SYSTEM COMPLIES WITH 690.35. PV-4.0 ELECTRICAL •MODULES CONFORM TO AND ARE LISTED UNDER UL 1703. LC PV LOAD CENTER ® CHIMNEY PV-5.0 SIGNAGE •INVERTER CONFORMS TO AND IS LISTED UNDER UL 1741. SM SUNRUN METER •RACKING CONFORMS TO AND IS LISTED UNDER UL 2703. L ATTIC VENT •SNAPNRACK RACKING SYSTEMS,IN COMBINATION WITH TYPE I,OR TYPE II PM DEDICATED PV METER fl FLUSH ATTIC VENT MODULES,ARE CLASS A FIRE RATED. o PVC PIPE VENT •RAPID SHUTDOWN REQUIREMENTS MET WHEN INVERTERS AND ALL INV INVERTER(S) E METAL PIPE VENT CONDUCTORS ARE WITHIN ARRAY BOUNDARIES PER NEC 690.12(1). ® T-VENT •CONSTRUCTION FOREMAN TO PLACE CONDUIT RUN PER 690.31(G). 0 AC DISCONNECT(S) CP SATELLITE DISH •ARRAY DC CONDUCTORS ARE SIZED FOR DERATED CURRENT. DC //•10.46 AMPS MODULE SHORT CIRCUIT CURRENT. 0 DC DISCONNECT(S) l FIRE SETBACKS •16.34 AMPS DERATED SHORT CIRCUIT CURRENT[690.8(a)8.690.8(b)]. CB IQ COMBINER BOX '.I HARDSCAPE •PV INSTALLATION COMPLIES WITH THE NEC 2017 ARTICLE 690.12(B) —`_. (2).CONTROLLED CONDUCTORS LOCATED INSIDE THE ARRAY BOUNDARY ARE INTERIOR EQUIPMENT —PL— PROPERTY LINE LIMITED TO 80 VOLTS WITHIN 30 SECOND OF A RAPID SHUTDOWN INITIATION L J SHOWN AS DASHED SCALE NTS A AMPERE s u n r u n AC ALTERNATING CURRENT AFC! ARC FAULT CIRCUIT INTERRUPTER AZIM AZIMUTH VICINITY MAP COMP COMPOSITION #180120 DC DIRECT CURRENT (E) EXISTING 150 PAIX3ETTE ST UNIT A.CIWIDFF,MA.01021,1333 ? ESS ENERGY STORAGE SYSTEM FAX 0 PHONE -i Nortram t•in ''�. EXT EXTERIOR 9 'I INT INTERIOR CUSTOMER RESIDENCE: e. !' MAG MAGNETIC JANA HARVILLCORREA ,a: MSP MAIN SERVICE PANEL 428 WESTHAMPTON RD, -- - Y (N) NEW NORTHAMPTON,MA,01062 (' i' NTS NOT TO SCALE i-atp OC ON CENTER TEL.(775)360-9857 •' 141P!) PRE-FAB PRE-FABRICATED APN,NHAM-000043-000167-000001 PSF POUNDS PER SQUARE FOOT PROJECT NUMBER: J .5. ._ PV PHOTOVOLTAICT. 224R-428HARV 11 RSD RAPID SHUTDOWN DEVICE i1 TL TRANSFORMERLESS t4 J_ TYP TYPICAL DESIGNER: (415)580 6920 ex3 %.r%1+ ! V VOLTS RAKESH CHANDRA ., W WATTS SHEET REV NAME DATE COMMENTS COVER SHEET 1 REV'.A2 6/8/2022 PAGE n,11 Mr)5t,3TE /� PV-1.0 SITE PLAN DETAIL-SCALE=1/16"=1'-0" SITE PLAN-SCALE=3/256"=1'43" ARRAY TRUE MAG P( OF PITCH AZIM AZIM (SOFT)T) AR-01 34° 156' 170° 325.9 AR-02 34° 336° 350' 108.6 WESTHAMPTON RD PL -------- PL (N)ARRAY AR-02 a (E)RESIDENCE—, o I 4 .• .. .. , . `/ . . . ,... , . . V sunrun # 80120 FAX 0 CUSTOMER RESIDENCE:JANA HARVILLCORREA 428 WESTHAMPTON RD, NORTHAMPTON,MA,01062 (N)ARRAY AR-01 :�QTEL.(775)360-9857 APN:NHAM-000043-000167-000001 PROJECT NUMBER: L. 224R-428HARV DESIGNER: (415)580-6920 ex3 -- PM LC INV INV RAKESH CHANDRA SHEET SITE PLAN REV:A2 6/8/2022 PAGE PV-2.O ROOF INFO FRAMING INFO ATTACHMENT INFORMATION DESIGN CRITERIA Name T e Hei ht T Max OC Max Landscape Max Landscape Max Portrait Max Portrait MAX DISTRIBUTED LOAD:3 PSF Yp g VPe Span Spacing Detail OC Spacing Overhang OC Spacing Overhang Configuration SNOW LOAD:40 PSF RL UNIVERSAL,SPEEDSEAL TRACK ON WIND SPEED: AR-01 COMP SHINGLE-RLU 2-Story 2X8 RAFTERS 18'-0" 16" COMP,SEE DETAIL SNR-DC-00436 5'-4" 2'-1" 4'-0" 2'-0" STAGGERED 117 MPH 3-SEC GUST. S.S.LAG SCREWS: 5/16":2.5"MIN EMBEDMENT D1-AR-01-SCALE:3/16"=1'-0" STRUCTURAL NOTES: AZIM:156° • INSTALLERS SHALL NOTIFY PITCH:34° ENGINEER OF ANY POTENTIAL STRUCTURAL ISSUES f_ . - 33'-7" • OBSERVED PRIOR TO 12'2" -- ---- --11'-2"-- ' 22'4" '-5'-2"—# PROCEEDING W/INSTALLATION. • IF ARRAY(EXCLUDING SKIRT) ` 1'-6 IS WITHIN 12"BOUNDARY s fl 0 0 ❑ 0 0 0 0 '7 REGION OF ANY ROOF PLANE EDGES(EXCEPT VALLEYS), THEN ATTACHMENTS NEED 6-7 0 ❑ 0 n O n TO BE REDUCEDOED AND WITH N THE 12HANG 12'-2" a BOUNDARY REGION ONLY AS 14'-0" FOLLOWS: • _0 0 0 • ••ALLOWABLE ATTACHMENT SPACING INDICATED ON PLANS TO BE REDUCED BY 50% 6'-5" ••ALLOWABLE OVERHANG ii - IIIII" INDICATED ON PLANS TO BE 1/5TH OF ALLOWABLE ATTACHMENT SPACING IIIIIN MI ❑ ❑ ID INDICATED ON PLANS 8,_„„ sunrun • • C) C) 0 0- $„ �I #160120 } I{ 11'-2„ 2'-1",- I♦ 11'-2" 1 H. 150PArrrE srunrt s.CF 1 F.Ia.mos-iau FAX 0 4 47'-11" CUSTOMER RESIDENCE: JANA HARVILLCORREA 428 WESTHAMPTON RD, NORTHAMPTON,MA,01062 STRUCT TEL.(775)360-9857 OEOFM ,�y.S APN:NHAM-000043-000167-000001 . PROJECT NUMBER: CENT �R, 224R428HARV VANEZAIVILDESIGNER: (415)550 3920 ex3 o eRAKESH CHANDRA NRIEht'� SHEET LAYOUT REV:A2 6/8/2022 SEE SITE PLAN FOR NORTH ARROW PAGE PV-3.0 ROOF INFO FRAMING INFO ATTACHMENT INFORMATION DESIGN CRITERIA Name TypeHeight Type Max OC Max Landscape Max Landscape Max Portrait Max Portrait MAX DISTRIBUTED LOAD:3 PSF g Yp Span Spacing Detail OC Spacing Overhang OC Spacing Overhang Configuration SNOW LOAD:40 PSF 18'- RL UNIVERSAL,SPEEDSEAL TRACK ON WIND SPEED: AR-02 COMP SHINGLE-RLU 2-Story 2X8 RAFTERS 10" 16„ COMP,SEE DETAIL SNR-DC-00436 2'-0" STAGGERED 117 MPH 3-SEC GUST. S.S.LAG SCREWS: 5/16".2.5"MIN EMBEDMENT D2-AR-02-SCALE:1/8"=1'-0" STRUCTURAL NOTES: AZIM:336° • INSTALLERS SHALL NOTIFY PITCH:34° ENGINEER OF ANY POTENTIAL SISTERING REQUIRED STRUCTURAL ISSUES 13'-3" - UNDER PV ARRAY OBSERVED PRIOR TO ff'1,$"---- 44'_7" PROCEEDING W/ ,_2„ 4INSTALLATION. • IF ARRAY(EXCLUDING SKIRT) 1,$1, \ IS WITHIN 12"BOUNDARY o l0 0 0 0 I REGION OF ANY ROOF PLANE EDGES(EXCEPT VALLEYS), 14'TYPI- I THEN ATTACHMENTS NEED TO BE ADDED AND OVERHANG 11-2" n il n n n I • REDUCED WITHIN THE 12" BOUNDARY REGION ONLY AS FOLLOWS: ••ALLOWABLE ATTACHMENT n COSPACING INDICATED ON CO PLANS TO BE REDUCED BY 50% ••ALLOWABLE OVERHANG INDICATED ON PLANS TO BE 11'_1" O 1/5TH OF ALLOWABLE ATTACHMENT SPACING INDICATED ON PLANS ' 33'-2" 27'-6" s u n r u n 1 #180120 130 PAOOETTE ST UYT A.011COFEE,W.010.1}33 PHONE° FAX 0 CUSTOMER RESIDENCE: JANA HARVILLCORREA 428 WESTHAMPTON RD, '-6'-7"—/ NORTHAMPTON,MA,01062 12'S" TEL.(775)360-9857 STRUCT APN:NI-IAM-000043-000167-000001 0NL PROJECT NUMBER: �L(H OF Mgy.S or4 ,cy 224R428HARV I VINCENT °1P c MWUMVANEZA a DESIGNER: (415)500-8920 ex3 CIVIL RAKESH CHANDRA 9'%J: p.i. ,", SHEET c"/''ONALENE'\ LAYOUT REV:A2 6/8/2022 SEE SITE PLAN FOR NORTH ARROW PAGE PV-3.0A •'______ NOTES' TABLE 1:ACCEPTABLE MIN.LUMBER TYPE 1. PROVIDE(N)"B"SISTERED RAFTERS TO(E)RAFTER,SEE LUMBER SPECIES&GRADE MIN.BENDING FD DETAILS. (psi) 2. ATTACH(N)SISTER TO(E)MEMBER w/ATTACHMENT(SEE DOUG FIR-LARCH#2 900 SCHEDULE)STAGGERED ALONG SPAN w/1"EDGE DISTANCE SOUTHERN PINE#1 1500 AND(6)AT EACH END w/1"EDGE DISTANCE. HEM-FIR#2 850 3. SINGLE SISTER MEMBER IS ACCEPTABLE IF SINGLE SISTER SPRUCE PINE FIR#2 875 LENGTH MATCHES THE MINIMUM SISTER LENGTH. rr-\ 4. SISTERING TO BE CENTERED ON(E)MEMBER SPAN�tNtMUMs"C �NC'SH I I (1 TABLE 2:ACCEPTABLE ATTACHMENT SCHEDULE -LI FIELD r/ OPTION TYPE SPACING #AT END ,.3 /�T��,• '- rrA,r 1 2 i / Simpson Strong-Drive® • —_ 1 SDW EWP-PLY Screw* 12"OC 6 • --i / !/y'\ 2 COMMON 10d thru 16d 6"OC 6 ATTACHMENT TYPE PER "�r P . 7......,./ TABLE 2 SCHEDULE • \\ TABLE 3: UPGRADE SPECIFICATIONS • u`\ • �' 1.3 (N)"B"r SISTER I • CALLOUT VARIABLE • I RAFTER SIZE"B" 2x8 i ' \ • • .•Pr" \ • MIN.SISTER LENGTH"C" 15'-7" / / ,, ——// For 2-Ply Sistering Use Model#SDW22338 / 'For 3-Py Sistedng(At Splice Locations)Use Model#SDW22500 r��/� -- / / , L J I g" 1 1 (E)CEILING s u n ru n [----I JOIST END CONDITION(TYP.)PER TABLE 2 SCHEDULE (E)BEARING WALL ADD(N)"B"EA SIDE #180120 ELEVATION VIEW (N)SISTER SEE SCHEDULE FOR RAFTER ATTACHMENT AND V10GETTE ST UNIT A.CHICOPEE.MA,010n.vn 1.1 awo 0 SCALE: NTS LUMBER TYPE FAX _� �_����� 1 CUSTOMER RESIDENCE: JANA HARVILLCORREA 428 WESTHAMPTON RD, 1 I t 1> (E)RAFTER )� NORTHAMPTON,MA,01062 4'-0"MIN. �} ATTACHMENT TEL.(775)360-9857 O TOP VIEW PER TABLE 2 APN NHAM-000043-000167-000001 1.2 SCHEDULE PROJECT NUMBER. SCALE: NTS O SECTION 1.3 224R-428HARV SCALE: NTS NOTES: SEE SECTION 1.1 FOR DESIGNER: (415)580-6920 es3 ATTACHMENT NOTES RAKESH CHANDRA ©SISTERING DETAILS SHEET STRUC. UPGRADES CALE.NTS REV:A2 6/8/2022 PAGE PV-3.1 120/240 VAC SINGLE PHASE SOLAREDGE TECHNOLOGIES: SERVICE SE3800H-USMN WITH REVENUE GRADE METERING 4--- 0 METER#: NATIONAL GRID 21705241 3800 WATT INVERTER JUNCTION BOX PV MODULES UTILITY OR EQUIVALENT 2 SOLAR:JAMBOS10.340/MR (12)MODULES GRID--I-- — f _ � .� I *Aj// OPTIMIZEJARS WIRED IN: SUPPLY SIDE TAP `1' (1)SERIES OF(12)OPTIMIZERS (N)100A PV LOAD LOAD RATED DC DISCONNECT IllL ,^ I CENTER WITH AFCI,RAPID SHUTDOWN SOLAREDGE POWER OPTIMIZERS (N)LOCKABLE COMPLIANT P370 EXISTING 300A BLADE TYPE (N)MA SMART 3 SOLAREDGE TECHNOLOGIES: MAIN BREAKER FUSED AC UTILITY (N)LOCKABLE SE3800H-USMN WITH I DISCONNECT REVENUE BLADE TYPE REVENUE GRADE METERING METER AC DISCONNECT 3800 WATT INVERTER JUNCTION BOX PV MODULES �-' EXISTING Q Q n n n OR EQUIVALENT n JA SOLAR:JAM60S10-340/MR " ' 400A MAIN ''xx'' `7( J. lFJ l��J i /� (12)MODULES ` �- PANEL `d O °�° _ �'� IJI -(zj OPTIMIZERS WIRED IN: FACILITY 40A FUSES J d d I `Y I (1)SERIES OF(12)OPTIMIZERS LOADS atrz ��°+"0 SQUARE D 240V METER SOCKET SQUARE D 20A BREAKER(A) LOAD RATED DC DISCONNECT NOTE:TOTAL PV BACKFEED=40A D222NRB 100A CONTINUOUS DU222RB 20A BREAKER(B) WITH AFCI,RAPID SHUTDOWN SOLAREDGE POWER OPTIMIZERS USED FOR INTERCONNECTION 3R,60A UTILITY SIDE OF CIRCUIT 3R,60A,2P COMPLIANT P370 CALCULATIONS 120/240VAC CONNECTS TO TOP LUGS- 120/240VAC (UNE AT TOP LOAD AT BOTTOM) CONDUIT SCHEDULE # CONDUIT CONDUCTOR NEUTRAL GROUND 1 NONE (2)10 AWG PV WIRE NONE (1)10 AWG BARE COPPER S u n r u n 2 3/4"EMT OR EQUIV. (2)10 AWG THHWTHWN-2 NONE (1)10 AWG THHN/THWN-2 3 3/4"EMT OR EQUIV. (2)10 AWG THHN/THWN-2 (1)10 AWG THHN/THWN-2 (1)8 AWG THHNITHWN-2 4 3/4"EMT OR EQUIV. (2)8 AWG THHN/THWN-2 (1)10 AWG TM-IN/THAN-2 (1)8 AWG THHN/THWN-2 #180120 5 3/4"EMT OR EQUIV. (2)6 AWG THHNITHWN-2 (1)8 AWG THHN/THWN-2 (1)8 AWG THHN/THWN-2 150 PA°°ETTE ST WIT A.CNCOPFE.MA,01002.1333 FAX 0 CUSTOMER RESIDENCE: MODULE CHARACTERISTICS JANA HARVILLCORREA 428 WESTHAMPTON RD, JA SOLAR:JAM60S10-340/MR: 340 W P370 OPTIMIZER CHARACTERISTICS: NORTHAMPTON,MA,01062 OPEN CIRCUIT VOLTAGE: 41.55 V MIN INPUT VOLTAGE: 8 VDC MAX POWER VOLTAGE: 34.73 V MAX INPUT VOLTAGE: 60 VDC TEL.(775)360-9857 SHORT CIRCUIT CURRENT: 10.46 A MAX INPUT ISC: 11 ADC MAX OUTPUT CURRENT 15 ADC APN:NHAM-000043-000167-000001 PROJECT NUMBER: 224R 428HARV SYSTEM CHARACTERISTICS-INVERTER 1 SYSTEM CHARACTERISTICS-INVERTER 2 SYSTEM SIZE: 4080 W DESIGNER: (415)580-6920 sx3 SYSTEM OPEN CIRCUIT VOLTAGE: 12 V SYSTEM SIZE: 4080 W SYSTEM OPERATING VOLTAGE: 380 V SYSTEM OPEN CIRCUIT VOLTAGE: 12 V RAKESH CHANDRA SYSTEM OPERATING VOLTAGE: 380 V MAX ALLOWABLE DC VOLTAGE: 480 V SHEET SYSTEM OPERATING CURRENT: 10.74 A MAX ALLOWABLE DC VOLTAGE: 480 V SYSTEM SHORT CIRCUIT CURRENT: 15 A SYSTEM OPERATING CURRENT: 10.74 A ELECTRICAL SYSTEM SHORT CIRCUIT CURRENT: 15 A REV:A2 6/8/2022 PAGE PV_4.0 • DocuSign Envelope ID:A31DB770-4F66-41A5-9B5D-310E0D08902D taea�u aee� Costco Wholesale Corporation/999 Lake Drive,Issaquah,WA 98027/Phone:1-877-483-6226 Massachusetts Home Improvement Contractor Registration No.145011/Federal ID Number:91-1223280 HOME IMPROVEMENT SALES CONTRACT (Massachusetts) Print Customer(s)Name: Jana HarvillCorrea Date: 5/10/2022 Address of Property: 428 Westhampton Rd,Northampton,MA 01062 Year Home Built 05/10/1994 Phone:Home (775) 360-9857 Work or Cell 775-432-8437 Email corhar@mac.com 1. Description of the Project, Materials and Equipment: Costco work; your failure to provide Dealer with uninterrupted access to the proposes to furnish you, the Customer, with the materials, labor, job site; delays caused by you; scheduling conflicts; and other delays equipment and supplies as detailed in the plans and specifications for unavoidable or beyond the control of Costco or Dealer. your project(referred to herein as"Work Order"). 7. Note about Extra Work and Change Orders: Extra work and 2. Installation: Under this Contract, Costco does not perform the change orders become part of this Contract once the order is installation work. Costco will subcontract the work to an authorized prepared in writing and signed by you and Costco or Dealer prior independent third party subcontractor ("Dealer"). Dealer may utilize a to the commencement of work covered by the new change order. sub-subcontractor for the installation work. Dealer will provide the sub- The order must describe the scope of the extra work or change, subcontractor's name, address and license information prior to the cost to be added or subtracted from the contract, and the effect commencement of installation. the order will have on the approximate completion date. If the parties fail to execute the extra work or change order in writing, 3. Contract Price: $25,750.00 plus applicable taxes which will be added you will still be responsible for the cost of the work performed to the Contract Price and the total amount will be charged when based upon legal and equitable remedies designed to prevent payment is processed.. The Contract Price is to be made payable to unjust enrichment. Costco. 8. List of Documents to be Incorporated into the Contract: This 4. Approximate Start Date: 60-120 Days. Work is considered to have Contract consists of the terms herein, any change orders, and the begun when materials for your Contract have been ordered. Installation following documents: (1) Work Order, (2) Special Order Purchase shall commence on the approximate date above, subject to permissible Order, (3) additional Costco terms and conditions if any provided to delays set forth in this Contract. you, and (4) two Notice of Cancellation forms. In the case of inconsistency among any of the documents listed above and the terms 5. Approximate Completion Date: 60-120 Days. Work shall be of this Contract, the terms of this Contract will control. These substantially completed by the approximate date above, subject to documents constitute the entire understanding between the parties, permissible delays set forth in this Contract. and there are no verbal or written understandings changing or modifying any of the terms of these documents. 6. Permissible Delays: Costco and Dealer may need to extend the approximate start and/or completion date due to the following: local permitting or inspection delays; delays caused by pre-existing conditions or hazardous conditions; inclement weather; acts of god; accidents; shortage of labor or materials; delay in receipt of product from the manufacturer; damage to product during shipping; production errors by the manufacturer; additional time required for change orders or additional You may cancel this contract if it has been signed by a party thereto at a place other than an address of the seller,which may be his main office or branch thereof,provided you notify the seller in writing at his mail office or branch by ordinary mail posted, by telegram sent or by delivery,not later than midnight of the third business day following the signing of this agreement.See the attached notice of cancellation form for an explanation of this right. DO NOT SIGN THIS CONTRACT IF THERE ARE ANY BLANK SPACES. By signing below,you hereby acknowledge that you have read and understand these documents,including the terms and conditions on page 2 and 3 of this Contract,and have received a completed,signed and dated copy of this Contract.You also acknowledge that you were verbally informed of your right to cancel this Contract. ,—Docusigned by: a u aA tQLC..a, / Signature of Members`-81F8085312784cD DocuOig„vd by. Date: 5/10/2022 Signature of Dealer's Representative on Costco's Behal Date: 5/10/2022 "-8A2E1A10FF9D468. Print Name of Dealer's Representative: Kaden Harbertson Dealer Company Name:Sunrun Installation Services Inc. Dealer Company Address and Phone Number:225 Bush Street,Suite 1400,San Francisco,CA 94104 Dealer Company Home Improvement Contractor Registration No.(if applicable):178937 5/10/2022 PK46ZFCN6LKK Page 1 of 19 [MA03 5-3-2019]