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24D-109 279 STATE ST BP-2019-0448 GIs#: COMMONWEALTH OF MASSACHUSETTS M Block:24D- 109 CITY OF NORTHAMPTON Lot:-001 PERSONS CONTRACTING WITH UNREGISTERED CONTRACTORS Permit: Building DO NOT HAVE ACCESS TO THE GUARANTY FUND (MGL c.142A) Category: SOLAR ELECTRIC SYSTEM BUILDING PERMIT Permit# BP-2019-0448 Project# JS-2019-000707 Est.Cost:$55965.00 Fee: 75-0PERMISSION IS HEREBY GRANTED TO: Const Class: Contractor., License: Use Group: SUNRUN INC 080034 Lot Size(sa.ft.): 2308.68 Owner: PETERS SABAH E Zoning:URB(100)/ Applicant: SUNRUN I N C AT. 279 STATE ST Anplicant Address: Phone: Insurance: 734 FOREST ST STE 400 (978) 793-8584 WC MARLBOROMA01752 ISSUED ON.-1011512018 0:00:00 TO PERFORM THE FOLLOWING WORK.-INSTALL ROOFTOP SOLAR, 11 PANELS 3.190 KW 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: Driveway Final: Final: Final: Rough Frame: Gas: Fire Department Fireplace/Chimney: Rough: Oil: Insulation: Final: Smoke: Final: THIS PERMIT MAY BE REVOKED BY THE CITY OF NORTHAMPTON UPON VIOLATION OF ANY OF ITS RULES AND REGULATIONS. Certificate of Occu ancy sienature: FeeTvpe: Date Paid: Amount: Building 10/15/2018 0:00:00 $75.00 212 Main Street,Phone(413)587-1240,Fax:(413)587-1272 Louis Hasbrouck—Building Commissioner o t Department use only W a City of Northampton Status of Permit: Building Department Curb Cut/Driveway Permit Wr �' z 2 212 Main Street Sewer/Septic Availability U Room 100 Water/Weil Availability c�.� m? Northampton, MA 01060 Two Sets of Structural Plans W z phone 413-587-1240 Fax 413-587-1272 Plot/Ske Plans w Other Specify APPLIC ION TO CONSTRUCT,ALTER,REPAIR,RENOVATE OR DEMOLISH A ONE OR TWO FAMILY DWELLING SECTION 1 -SITE INFORMATION 1.1 Property Address: 279 State Street This section to be completed by office �'l/ Map ,0 Lot l d Unit Zone Overlay District Elm St.District CB District SECTION 2-PROPERTY OWNERSHIP/AUTHORIZED AGENT 2.1 Owner of Record: Sarah E Peters 279 State Street Name(Print) Current Mailing Address: 413-341-3410 see signed contract Telephone Signature 2.2 Authorized Agent: Craig Orn 734 Forest St STE 400 Marlborough,MA 01752 Name(Print) Current Mailing Address: 978-793-8584 Signature Telephone SECTION 3-ESTIMATED CONSTRUCTION COSTS Item Estimated Cost(Dollars)to be Official Use Only completed by permit appicant 1. Building 1,790 (a)Building Permit Fee 2. Electrical 4,175 (b)Estimated Total Cost of Construction from 6 3. Plumbing Building Permit Fee �� ov 4. Mechanical(HVAC) 5.Fire Protection 6. Total=(1 +2+3+4+5) T 5.965 Check Number This Section For Official Use Only Building Permit Number. Date Issued: Signature: Ioh 8 Building Commissioner/Inspector of Buildings Date �.. t:3 ,.... 1+��atG� i�•: �' q* ... •,r C Aa,y R /`� �� Section 4. ZONING All Information Must Be Completed.Permit Can Be Denied Due To Incomplete Information Existing Proposed Required by Zoning Ibis column to be filled in by Building Department Lot Size Frontage Setbacks Front Side L• R• L: R• Rear Building Height Bldg.Square Footage % Open Space Footage % (Lot area minus bldg&paved arU #of Parking Spaces Fill: volume do Location A. Has a Special Permit/Variance/Finding ever been issued for/on the site? NO ® DONT KNOW ® YES IF YES, date issued: IF YES: Was the permit recorded at the Registry of Deeds? NO 0 DONT KNOW ® YES 0 IF YES: enter Book Page and/or Document# B. Does the site contain a brook, body of water or wetlands? NO O DONT KNOW Q YES IF YES, has a permit been or need to be obtained from the Conservation Commission? Needs to be obtained 0 Obtained 0 , Date Issued: C. Do any signs exist on the property? YES 0 NO 0 IF YES,describe size, type and location: D. Are there any proposed changes to or additions of signs intended for the property? YES 0 NO 0 IF YES, describe size, type and location: E. Will the constriction activity disturb(Gearing,grading,excavation,or filling)over 1 acre or is it part of a common plan that will disturb over 1 acre? YES Q NO Q IF YES,then a Northampton Storm Water Management Permit from the DPW is required. SECTION 5-DESCRIPTION OF PROPOSED WORK(check all aimlicablel New House ❑ Addition ❑ Replacement Windows Alterations) ❑ Roofing ❑ Or Doors ❑ Accessory Bldg. ❑ Demolition ❑ New Signs [p] Decks [[] Siding(0) Other Roofthala Brief Description of Proposed Work: Installation of an interconnected rooftop PV system 3.190 KW DC 11 (290w) Panels Alteration of existing bedroom Yes XNo Adding new bedroom Yes _ X N Attached Narrative Renovating unfinished basement Yes N_No Plans Attached Roll -Sheet 6a.If New house and or addition to existing housing,complete the following: a. Use of building:One Family X — Two Family Other b. Number of rooms in each family unit: Number of Bathrooms c. Is there a garage attached? d. Proposed Square footage of new construction. Dimensions e. Number of stories? I. Method of heating? Fireplaces or Woodstoves Number of each g. Energy Conservation Compliance. Masscheck Energy Compliance form attached? h. Type of construction i. Is construction within 100 it of wetlands? Yes No. Is construction within 100 yr. floodplain Yes No j. Depth of basement or cellar floor below finished grade k. Will building conform to the Building and Zoning regulations? Yes No. I. Septic Tank City Sewer Private well City water Supply SECTION 7a-OWNER AUTHORIZATION-TO BE COMPLETED WHEN OWNERS AGENT OR CONTRACTOR APPLIES FOR BUILDING PERMIT I, Sarah E Peters as Owner of the subject property hereby authorize Craig Orn/Sunrun to act on my behalf,in all matters relative to work authorized by this building permit application. see signed contract Signature of Owner Date l Craig Orn as Owner/Authorized Agent hereby declare that the statements and information on the foregoing application are true and accurate,to the best of my knowledge and belief. Signed under the pains and penalties of perjury. Craig Orn Print Name Signature of Owner/Agent IX Date SECTION 8-CONSTRUCTION SERVICES 8.1 Licensed Construction Supervisor: Not Applicable ❑ Name of License Holder: Craig Orn CS-080034 License Number 734 Forest St STE 400 Marlborough,MA 01752 1/22/19 Address Expiration Date 978-793-8584 Signature Telephone 9.Registered Improvement Contrac r: Not Applicable ❑ Sunrun Inc. 180120 Company Name Registration Number 734 Forest St STE 400 Marlborough,MA 01752 10/13/18 Address Expiration Date Telephone 978-793-8584 SECTION 10-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.......X No...... ❑ 11. - Home Owner Exem flon The current exemption for"homeowners"was extended to include Owner-occupied Dwellings of one(1) or two(2)families and to allow such homeowner to engage an individual for hire who does not possess a license,provided that the owner acts as supervisor.CMR 780, Sixth Edition Section 108.35.1. Definition of Homeowner:Person(s)who own a parcel of land on which he/she resides or intends to reside,on which there is,or is intended to be,a one or two family dwelling,attached or detached structures accessory to such use and/or farm structures.A person who constructs more than one home in a two-year period shall not be considered it homeowner. Such"homeowner"shall submit to the Building Official,on a form acceptable to the Building Official,that he/she shall be responsible for all such work performed under the building permit. As acting Construction Supervisor your presence on the job site will be required from time to time,during and upon completion of the work for which this permit is issued. Also be advised that with reference to Chapter 152(Workers'Compensation) and Chapter 153(Liability of Employers to Employees for injuries not resulting in Death)of the Massachusetts General Laws Annotated,you may be liable for person(s) you hire to perform work for you under this permit. The undersigned"homeowner"certifies and assumes responsibility for compliance with the State Building Code,City of Northampton Ordinances,State and Local Zoning Laws and State of Massachusetts General Laws Annotated. Homeowner Signature The Commonwealth of Massachusetts Department of Industrial Accidents I Congress Street,Suite 100 Boston,MA 02114-2017 www.mass.gov/dia Workers'Compensation Insurance Affidavit:Builders/Contractors/Electricians/Plumbers. TO BE FILED WITH THE PERMITTING AUTHORITY. Applicant Information Please Print Legibly Name (Business/Organization/Individual):Sunrun Installation Services, Inc. Address:775 Fiero Lane, Suite 200 City/State/Zip:San Luis Obispo, CA 93401 Phone#:978-549-9438 Are you an employer?Check the appropriate box: Type of project(required): 1.E]I am a employer with 35 employees(full and/or part-time).* 7. ❑New construction 2.❑1 am a sole proprietor or partnership and have no employees working for me in 8. ❑Remodeling any capacity.[No workers'comp.insurance required.] 9. El Demolition 3.[:]I am a homeowner doing all work myself.[No workers'comp.insurance required.]t 10E]Building addition 4.❑I am a homeowner and will be hiring contractors to conduct all work on my property. I will ensure that all contractors either have workers'compensation insurance or are sole 11.❑Electrical repairs or additions proprietors with no employees. 12.E]Plumbing repairs or additions 5.❑I am a general contractor and I have hired the sub-contractors listed on the attached sheet. 13.❑Roof repairs These sub-contractors have employees and have workers'comp.insurance.; 14.[]✓ Other Rooftop Solar 6.❑We are a corporation and its officers have exercised their right of exemption per MGL c. 152,§1(4),and we have no employees.[No workers'comp.insurance required.] IL *Any applicant that checks box#1 must also fill out the section below showing their workers'compensation policy information. t Homeowners 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:Zurich American Insurance Company Policy#or Self-ins.Lic.#:WC013696004&WC013696104 Expiration Date: 10/01/2019 Job Site Address:279 State Street City/State/Zip:Northampton,MAO 1060 Attach a copy of the workers'compensation policy declaration page(showing the policy number and expiration date). Failure to secure coverage as required under MGL c. 152,§25A is a criminal violation punishable by 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.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 the pains and penalties f perjury that the information provided above is true and correct. Si nature: C r yl. Date: d l Phone#:978-549-9438 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#: City of Northampton 212 Main Street, Northampton, MA 01060 Solid Waste Disposal Affidavit In accordance of the provisions of MGL c 40, S54, I acknowledge that as a condition of the building permit all debris resulting from the construction activity governed by this Building Permit shall be disposed of in a properly licensed solid waste disposal facility, as defined by MGL c 111 , S 150A. Address of the work: 279 State Street The debris will be transported by: Sunrun The debris will be received by: Dumpster at 734 Forest St STE 400 Marlborough,MA 01752 Building permit number: Name of Permit Applicant Craig Orn/Sunrun Date Signature of Permit Applicant Craig Orn / 734 Forest Street, Unit 400, Marlborough, MA 01752 (978)793-8584 craig.orn@sunrun.com mapermits@sunrun.com Massachusetts Department of Public Safety Construction Supervisor Board of Building Regulations and Standards Restricted to: Unrestricted- Buildings of any use group which contain License:CS-080034 less than 35.000 cubic feet(991 cubic meters)of Construction Supervisor enclosed space. CRAIG M ORN 73 WALNUT ST OXFORD MA 01540 Failure to possess a current edition of the Massachusetts Expiration: State Building Code is cause for revocation of this license. JCommisslo or 01122/2019 DPS Licensing information visit.WWW.MASS.GOVIDPS '7r/ir nirurn.rrrvr./1/r Ofrlos of Consumer ABsirs 6 sualnes Regulation ROME IMPROVEMENT CONTRACTOR Type: Supplement Card 0120 10113=18 Sufxun IfistsAatiajervieilnc. Craig Om San Luis Obispo,GrA 134©1 l.lndersecretfuy r u ^Dams* a j%ellwnw "uuMuYu• Rogiygstion valid for kldhAduel use only before fhe wove 0n date. it Lound return 1: office of Comunw Afteirs and Business Re00000 10 Park Placa-sults 6170 Boston,MA 02116 at valid without signature h#M:Ihnail.google.cm*naik Mnbaodl5MxloO53xlB4lVprojector=l 1M ACORO0 DATE(MMIDD/YYYY) CERTIFICATE OF LIABILITY INSURANCE 9/12/2018 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(les)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 CONTACT NAME: Arthur J.Gallagher&Co. PHONE415-546-9300 q/C No:415-536-8499 Insurance Brokers of CA.Inc. License#0726293 E-MAINo,Extl;L 1255 Battery Street#450 ADDRESS: San Francisco CA 94111 INSURER(S)AFFORDING COVERAGE NAIC# INSURER A:Zurich American Insurance Company 16535 INSURED SUNRINC-01 INSURER B:Navigators Specialty Insurance Company 36056 Sunrun Installation Services, Inc. 775 Fiero Lane,Suite 200 INSURER C: San Luis Obispo, CA 93401 INSURER D: INSURER E: INSURER F: COVERAGES CERTIFICATE NUMBER:899243400 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. LICY EXP INSR TYPE OF INSURANCE ADDL SU R POLICY NUMBER MM/POLDCD/YYl YY MM/DD/YYYY LIMITS LTR B X COMMERCIAL GENERAL LIABILITY LA18CGL2303211C 10/12018 10/12019 EACH OCCURRENCE $1,000,000 DAMAGE TO RENTED CLAIMS-MADE I-R]OCCUR PREMISES Ea occurrence $1,000,000 X $50,000Retention MED EXP(Any one person) $5,000 PERSONAL&ADV INJURY $1,000,000 GEN'L AGGREGATE LIMIT APPLIES PER: GENERAL AGGREGATE $2,000,000 X POLICY a ECT LOC PRODUCTS-COMP/OP AGG $2,000,000 OTHER: I Total Policy Limit $10,000,000 A AUTOMOBILE LIABILITY BAP915542505 10/12018 10/1201Ea9 MBIN DSI LE LIMIT $2000000 accident X ANY AUTO BODILY INJURY(Per person) $ OWNED SCHEDULED AUTOS ONLY AUTOS BODILY INJURY(Per accident) $ HIRED NON-OWNED PROPERTY DAMAGE $ AUTOS ONLY AUTOS ONLY Per accident UMBRELLA LIAB HOCCUR EACH OCCURRENCE $ EXCESS LIAB CLAIMS-MADE AGGREGATE $ DED I I RETENTION$ $ A WORKERS COMPENSATION WCA73696004 10/12018 10/12019 X STATUTE ER A AND EMPLOYERS'LIABILITY Y/N WC013696104 10/12018 10/12019 ANYPROPRIETOR/PARTNER/EXECUTIVE = 00 NIA E.L.EACH ACCIDENT $1,000,0 OFFICER/MEMBER EXCLUDED? (Mandatory In NH) E.L.DISEASE-EA EMPLOYEE $1,000,000 If yes,describe under DESCRIPTION OF OPERATIONS below E.L.DISEASE-POLICY LIMIT $1,000,000 DESCRIPTION OF OPERATIONS/LOCATIONS I VEHICLES(ACORD 101,Additional Remarks Schedule,may be attached If more space Is required) WC013696004-$25,000 Deductible;WC013696104-FL,HI,MA,NJ,NY,OR,VA,WI only.Named Insureds:Sunrun Inc.,Sunrun Installation Services Inc., Sunrun South LLC,AEE Solar,Inc.,Clean Energy Experts LLC,Sunrun Solar Electrical Corporation Evidence of Insurance. CERTIFICATE HOLDER CANCELLATION SHOULD ANY OF THE ABOVE DESCRIBED POLICIES BE CANCELLED BEFORE THE EXPIRATION DATE THEREOF, NOTICE WILL BE DELIVERED IN ACCORDANCE WITH THE POLICY PROVISIONS. City of Northampton 212 Main St AUTHORIZED REPRESENT Northampton MA 01060 E y� ©1988-2015 ACORD CORPORATION. All rights reserved. ACORD 25(2016/03) The ACORD name and logo are registered marks of ACORD � . suntan August 28,2018 Subject:Structural Certification for Proposed Residential Solar Installation. Job Number:221R-279PETE; Plan Set: Rev A.1, Dated 8/28/18 Client:Sarah E Peters Address:279 State Street, Northampton, MA,01060 Attn:To Whom It May Concern A field observation was performed to document the existing framing of the above mentioned address. From the field observation,the existing roof structure was observed as Composition Shingle roofing over roof plywood supported by 2x8 Rafter @ 24" OC. The roof is sloped at approximately 27 degrees and has a max rafter span of 10' 10" between supports. Design Criteria: • 2015 International Building Code w/780 CMR • Basic Wind Speed Vult= 117 mph (Vasd =91 mph), Exposure B • Ground Snow Load =40 psf After review of the field observation report,the existing roof framing supporting the proposed solar panel layout has been determined to meet or exceed the requirements based on our structural capacity calculations in accordance with applicable building codes. Therefore, no structural upgrades are required. If you have any further questions on the above for mentioned, please do not hesitate to call. Sincerely, Sage Lopez, P.E. ,�� �t� M1S�•• Civil Engineer a�``� �c • Sunrun, Inch P 2 yG -f- i p-._ 1V1----- ► c> NO. 470 vs ► A 133 Technology Dr., Suite 100, Irvine, CA 92618 1 P 949.393.0993 sunrun , Structural Calculations for the Sarah E Peters Residence PV Installation Date: 8/21F/2018 )b Address: 27 Street MA, 01060 Number: of` ,irts the new PV modules as `11 PV mounting equipment ,,oecifications. 4 i . sunrun" Structural Calculations for the Sarah E Peters Residence PV Installation Date: 8/28/2018 Job Address: 279 State Street Northampton, MA, 01060 Job Number: 221R-279PETE Scope of Work These calculations are 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. Calculation Index Sheet Description 2 Structural Geometry, Live Load,Snow Load,Wind Load, & Dead Load 3 Roof(1) Framing Check 4 Roof Attachment Check,Seismic Check,&Scope of Work Engineering Calculations Summary Code: 2015 International Building Code w/780 CMR ASCE 7-10 Snow Load: S= 40 psf Live Load: LL= 20 psf Wind: Wind Speed Ult. (V)= 117 mph Exp.= B PV Dead Load: DPV= 3.0 psf Sincerely, �►�������� Sage Lopez, P.E P Z • Civil Engineer :o_ _.._ w! ---- e v NO. 470 Q, ► Sunrun, Inc .� v 1' FG/STERE 4k �., ;Al f;t,4 133 Technology Dr.,Suite 100, Irvine,CA 92618 1 P 949.383.0993 Engineer:SVL Date:8/28/2018 Job:22111-279PETE ' Address: 279 State Street Northampton, MA,01060 2of4 Structrure Geometry: Mean Roof Height,hn = 22 ft Eave Height,he = 18 ft Buiding Length,L = 30 ft Building Width,B = 20 ft Module Area = 20 ftZ Roof Pitch,0 = 27 degrees Live Load: Roof Live Load,Lr = 20.00 psf Equation 4.8-1 Snow Load: Ground Snow Load,pg = 40 psf Fig.7-1 Snow Importance Factor,Is = 1 Table 1.5-1 Thermal Factor,Ct = 1.1 Table 7-3 Exposure Factor,Ce = 0.9 Table 7-2 Roof Slope Factor,Cs = 0.64 Figure 7-2c Flat Snow Load,Pf = 35.0 psf Equation 7.3-1 Sloped Roof Snow Loads,Ps = 22.6 psf Equation 7.4-1 Is the width of the roof>20ft? Yes Drift Height,hd = 1.60 ft Figure 7-9 Roof slope for a rise of one,S 1.43 Unbalanced Width = 5.11 ft Fig 7-5 y = 19 pcf Equation 7.7-1 Unbalanced Snow Load = 48.32 psf Fig 7-5 Wind Load: Basic Wind Speed(3s-gust),V = 117.0 mph Figure 26.5-1A VASD = 91 mph Building Occupancy Category = 2 Table 1.5-1 Exposure Category = B Sec 26.7.3 Topographic Factor,Kzr = 1.00 Equation 26.8-1 Adjustment Factor,X = 1.00 Figure 30.5-1 Edge Zone,a = 3.00 ft Figure 30.5-1 Uplift(0.6W) Zone 1(psf) Zone 2(psf) Zone 3(psf) Pnet30 = -23.22 -27.56 -27.56 Figure 30.5-1 Pnet=0.6 x a x Kzr x Pnet3o) = -13.93 -16.54 -16.54 Equation 30.5-1 Downward(0.6W) Zone 1(psf) Zone 2(psf) Zone 3(psf) Pnet30 = 21.92 21.92 21.92 Figure 30.5-1 Pnet=0.6 x X x KzT x Pnet3o = 13.15 13.15 13.15 Equation 30.5-1 Dead Load: Roof(1): Roof Walls-Exterior Composition Shingle 3.0 psf Wood 5.0 psf 5/8 OSB Sheathing 2.0 2x4 Studs @ 16" 2.0 2x8 Rafter @ 24"OC 2.0 Gypsum 3.0 Misc.(Ceiling,Insulation,etc.) 1.0 Misc.(Insulation,etc.) 2.0 PV System,Ppv 3.0 Total Roof DL= 11.0 psf Total Wall DL= 12.0 psf 133 Technology Dr.,Suite 100, Irvine,CA 92618 1 P 949.393.0993 t Engineer:SVL TM Date:8/28/2018 Job:22111-279PETE ' ■ Address:279 State Street Northampton, MA,01060 3 of 4 Roof(1)Framing Check: Roof Framing = 2x8 Rafter @ 24"OC Timber Species = Spruce-Pine-Fir#1/#2 Max Beam Span = 10.83 ft b = 1.5 in d = 7.25 in Moment of Inertia,Ix = 47.63 in Section Modulus,Sx = 13.14 ins Bending Stress,Fb = 875 psi Elastic Modulus,Emin = 510000 psi CD(Wind) CD(Snow) CLS CM Ct Wood Adjustment Factors: 1.60 1.15 1.15 1.00 1.00 CL CF Cfu G Cr 1.00 1.20 1.00 1.00 1.15 PV Tributary Width,Wpv = 2.75 ft PV Tributary Length,Lpv = 4.0 ft PV Tributary Area,At = 11.0 ftZ PV Dead Point Load,PD=Ppv x At = 27 Ib Roof Distributed Load,wDL = 13 plf Load Case: 0.6DL+0.6W (CD=1.6) Roof Zone = 1 Pup=Pnetx At+0.6 X PD x Cos(e) = 137 Ib Mb(wind_up) = 289 lb-ft Fb'(wind)=Fb XCD XCLS XCM XCt XCL XCF XCfu XCi xCr = 2222 psi Mallowable=Sx x Fb'(wind) = 2433 Ib-ft > 289 OK Load Case: DL+0.6W (CD=1.61 Pdown=Pnet x At+PD x COS(B) = 172 Ib Mb(wind down) = 624 Ib-ft Fb'(wind)=Fb XCD XCLS XCM XCt XCL XCF XCfu xG xCr = 2222 psi Mallowable=Sx x Fb'(wind) = 2433 Ib-ft > 624 OK Load Case: DL+0.75(0.6W)+0.755 (CD=1.6) Roof Snow Distributed Load,wSL = 70 plf Psnow=Ps x At = 203 Ib Mb(wind snow) = 945 Ib-ft Fb'(wind)=Fb XCD XCLS XCM XCt XCL XCF xQu xCi xCr = 2222 psi Mallowable=Sx x Fb'(snow) = 2433 Ib-ft > 945 OK Load Case: DL+5 (CD=1.15) Roof Snow Distributed Load,wSL = 70 plf Psnow=Ps x At = 203 Ib Mb(snow) = 785 lb-ft Fb'(snow)=Fb XCD XCLS XCM XCt XCL XCF XCfu xG xCr = 1597 psi Mallowable=Sx x Fb'(snow) = 1749 Ib-ft > 785 OK 133 Technology Dr.,Suite 100, Irvine,CA 92618 P 949.393.0993 Engineer:SVL M Date:8/28/2018 Job:22111-279PETE Address:279 State Street Northampton, MA,01060 4of4 Rafter Attachments:0.6D+0.6W(Zone 21 Puplift=At X Pnet = 166 lb Connector Uplift Capcity per SnapNRack Test Results = 600 Ib > 166 OK 5/16"Lag Screw Withdrawl Value = 205 Ib/in Table 12.2A-NDS Lag Screw Penetration = 2.5 in Allowable Capacity with Co = 820 Ib > 166 OK Seismic Check: Existing Dead Load: Solar Dead Load: Aroofe)dsung = 600 ft2 Wpanel = 42 lb WroofeAsting = 4800 lb NUmpanel = 11 AwalleAsting = 1800 ftZ Wpanel tot = 462 Ib WwalleAsting = 21600 lb Wbos = 108 Ib Mow = 26400 lb Warray = 570 lb ybincrease=(Wtotal+Warray)/Wtotal = 26970 *100%-100% = 2.16% ** 26400 **The increase in 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 applicable building codes,professional engineering inspection and design experience,opinions and judgments.The calculations produced for this dwelling's assessment are only for the proposed solar panel installation referenced in the stamped plan set and were made according to generally recognized structural anlaysis standards and procedures. 133 Technology Dr.,Suite 100, Irvine,CA 92618 1 P 949.393.0993 SCOPE OF WORK GENERAL NOTES LEGEND AND ABBREVIATIONS TABLE OF CONTENTS PAGE# DESCRIPTION • SYSTEM SIZE:319OW DC, 3000W AC • ALL WORK SHALL COMPLY WITH NEC 2017, IBC 2015, MUNICIPAL CODE,AND SOLAR MODULES PV-1.0 COVER SHEET • MODULES: (11)REC SOLAR: REC290TP2 BLK ALL MANUFACTURERS'LISTINGS AND INSTALLATION INSTRUCTIONS. SE SERVICE ENTRANCE • INVERTER(S): • PHOTOVOLTAIC SYSTEM WILL COMPLY WITH NEC 2017. RAIL PV-2.0 SITE PLAN (1) NINGBO GINLONG TECHNOLOGIES: SOLIS-1 P3K-4G-US • ELECTRICAL SYSTEM GROUNDING WILL COMPLY WITH NEC 2017. PV-3.0 LAYOUT • RACKING: SNAPNRACK SERIES 100 UL; FLASHED L FOOT. • PHOTOVOLTAIC SYSTEM IS UNGROUNDED. NO CONDUCTORS ARE SOLIDLY MP MAIN PANEL SEE PEN D03. GROUNDED IN THE INVERTER. PV-4.0 ELECTRICAL • MODULES CONFORM TO AND ARE LISTED UNDER UL 1703. • INVERTER CONFORMS TO AND IS LISTED UNDER UL 1741. SP SUB-PANEL STANDOFFS& PV-5.0 SIGNAGE • (1) GINLONG SOLIS RSD-1G 1:1 RAPID SHUTDOWN • RACKING CONFORMS TO AND IS LISTED UNDER UL 2703. FOOTINGS • SNAPNRACK RACKING SYSTEMS, IN COMBINATION WITH TYPE I, OR TYPE 11 CHIMNEY MODULES,ARE CLASS A FIRE RATED. LC PV LOAD CENTER • RAPID SHUTDOWN REQUIREMENTS MET WHEN INVERTERS AND ALL CONDUCTORS ARE WITHIN ARRAY BOUNDARIES PER NEC 690.12(1). ATTIC VENTQ • CONSTRUCTION FOREMAN TO PLACE CONDUIT RUN PER 690.31(G). SM SUNRUN METER • ARRAY DC CONDUCTORS ARE SIZED FOR DERATED CURRENT. FLUSH ATTIC VENT • 9.71 AMPS MODULE SHORT CIRCUIT CURRENT. • 15.17 AMPS DERATED SHORT CIRCUIT CURRENT[690.8(a) &690.8 (b)]. PM DEDICATED PV METER o PVC PIPE VENT INVERTER(S)WITH ® METAL PIPE VENT INV INTEGRATED DC DISCONNECT AND AFCI ® T-VENT AC AC DISCONNECT(S) SATELLITE DISH N DC DISCONNECT(S) FIRE SETBACKS �] F7) CB COMBINER BOX 19 HARDSCAPE 0 F___1 INTERIOR EQUIPMENT —PL— PROPERTY LINE L a SHOWN AS DASHED SCALE: NTS A AMPERE sunrun AC ALTERNATING CURRENT AFCI ARC FAULT CIRCUIT INTERRUPTER AZIM AZIMUTH VICINITY MAP COMP COMPOSITION #180120 DC DIRECT CURRENT (E) EXISTING 734 FOREST STREET N400,MARLBOROUGH,MA 01752 EXT RM FRAMING FVH�o��970NE 1527 INT INTERIOR CUSTOMER RESIDENCE: LBW LOAD BEARING WALL SARAH E PETERS y� MAG MAGNETIC 279 STATE STREET, MSP MAIN SERVICE PANEL NORTHAMPTON, MA,01060 279 State Street (N) NEW NTS NOT TO SCALE TEL.(413)341410 OC ON CENTER APN#:NHAM-000024D-000109-000001 PRE-FAB PRE-FABRICATED PROJECT NUMBER: Northampton PVF POUNDS PER CQUARE FOOT 221R-279PETE TL TRANSFORMERLESS DESIGNER: (805)540-6307 TYP TYPICAL JEAN BOSCO NIZEYIMANA Smith College V VOLTS W WATTS SHEET REV NAME DATE COMMENTS COVER SHEET ® REV:Al 08/28/2018 �4 PAGE PV-1.0 ARRAY TRUE MAG PV AREA SITE PLAN-SCALE=3/32"=V-0" PITCH AZIM AZIM (SQFT) ® AR-01 35° 197° 2110 197.7 Pt pt J a Pt J a a J a (N)ARRAY AR-01 sunrun J a a #180120 ° (E) RESIDENCE 734 FOREST STREET"W,MARLBOROUGH,MA 01752 p PHONE 666.657.6527 FAX 605.528.8701 ° (N) (1)GINLONG 1:1 RAPID CUSTOMER RESIDENCE: p SHUTDOWN DISCONNECT SARAH E PETERS J 279 STATE STREET, a ° a (E) FENCE NORTHAMPTON, MA,01060 p TEL.(413)341-3410 d APN#:NHAM-000024D-000109-000001 a ° ° PROJECT NUMBER: PL 221 R-279PETE Pt STATE STREET Rri DESIGNER: (805)540-6307 JEAN BOSCO NIZEYIMANA SE JUM I INV SHEET SITE PLAN REV:Al 08/28/2018 PAGE PV-2.0 WARNING: PHOTOVOLTAIC PHOTOVOLTAIC AC DISCONNECT MAXIMUM AC OPERATING PHOTOVOLTAIC SYSTEM POWER SOURCE NOMINALOPERATING AC V• COMBINER PANEL ELECTRICAL SHOCK HAZARD LABEL LOCATION: DO NOT ADD LOADS LABEL LOCATION: , DO NOT TOUCH TERMINALS. INTERIOR AND EXTERIOR DC CONDUIT EVERY 10 FT,AT EACH TURN,ABOVE AND AC DISCONNECT(S) PHOTOVOLTAIC SYSTEM POINT OF INTERCONNECTIONN.. LABEL LOCATION: TERMINALS ON BOTH THE LINE BELOW PENETRATIONS,ON EVERY JB/PULL BOX CONTAINING DC CIRCUITS. PER CODE(S):CEC 2016:690.54,NEC 2017:690.54,NEC PHOTOVOLTAIC AC COMBINER(IF PER CODE(S):CEC 2016:690.31(G)(3),690.31(G)(4),NEC 2017:690.31(G)(3), 2014:690.54,NEC 2011:690.54 APPLICABLE). AND LOAD SIDES MAY BE 690.31(G)(4),NEC 2014:690.31(G)(3),690.31(G)(4),NEC 2011:690.31(E)(3), PER CODE(S):NEC 2017:705.12(B)(2)(3)(b), 690.31(E)(4),IFC 2012:605.11.1.4 NEC 2014:705.12(13)(2)(3)(c),NEC 2011: ENERGIZED IN THE OPEN 705.12(D)(4) POSITION NOTES AND SPECIFICATIONS: LABEL LOCATION: •SIGNS AND LABELS SHALL MEET THE REQUIREMENTS OF THE NEC 2017 ARTICLE INVERTER(S),AC DISCONNECT(S),AC COMBINER PANEL110.21(B),UNLESS SPECIFIC INSTRUCTIONS ARE REQUIRED BY SECTION 690,OR (IF APPLICABLE). 01D SHUTIDOY/lh I 31Wl— IF REQUESTED BY THE LOCAL AHJ. PER CODE(S):NEC 2017:692.17 •SIGNS AND LABELS SHALL ADEQUATELY WARN OF HAZARDS USING EFFECTIVE WORDS,COLORS AND SYMBOLS. •LABELS SHALL BE PERMANENTLY AFFIXED TO THE EQUIPMENT OR WIRING 901 AD OV ISYSTEI Yl METHOD AND SHALL NOT BE HAND WRITTEN,UNLESS PORTIONS OF LABELS OR MARKINGS ARE VARIABLE,OR THAT COULD BE SUBJECT TO CHANGES,SHALL POWER SOURCE OUTPUT BE PERMITTED TO BE HAND WRITTEN AND SHALL BE LEGIBLE. • CONNECTION LABEL SHALL BE OF SUFFICIENT DURABILITY TO WITHSTAND THE ENVIRONMENT LABEL LOCATION: INVOLVED. DO NOT RELOCATE THIS ON OR NO MORE THAN 1 M(3 FT)FROM THE SWITCH. •SIGNS AND LABELS SHALL COMPLY WITH ANSI Z535.4-2011,PRODUCT SAFETY PER CODE(S):NEC 2017:690.56(C)(3) SIGNS AND LABELS,UNLESS OTHERWISE SPECIFIED. OVERCURRENT DEVICE •DO NOT COVER EXISTING MANUFACTURER LABELS. LABEL LOCATION: ADJACENT TO PV BREAKER(IF APPLICABLE). PER CODE(S):NEC 2017:705.12(B)(2)(3)(b) INVERTER 1 PHOTOVOLTAIC DC DI RATED MAXIMUM POWER-POINT 9.05 •D DUAL POWER SUPPLY SOLAR PV SYSTEM EQUIPPED RATED MAXIMUM POWER-POINT V• 3s3VDC SOURCES: UTILITY GRID WITH RAPID SHUTDOWN MAXIMUM • AGE: VDC AND PV SOLAR ELECTRIC MAXIMUM •- 1z.1a ADC sunrun SYSTEM LABEL LOCATION: INVERTER(S),DC DISCONNECT(S). LABEL LOCATION: PER CODE(S):CEC 2016:690.53,NEC 2017:690.53,NEC UTILITY SERVICE METER AND MAIN TURN RAPID SHUTDOWN 2014:690.53,NEC 2011:690.53 SERVICE PANEL. SWITCH TO THE"OFF" #180120 PER CODE(S):NEC 2017:705.12(13)(2)(3)(b), POSITION TO SHUTDOWN NEC 2014:705.12(D)(3),NEC 2011: CONDUCTORS OUTSIDE 734 FOREST STREET NW,MARLBOROUGH,MA 01752 705.12(D)(4) PHONE 866.657.6527 THE ARRAY. FAX 605.528.9701 CONDUCTORS WITHIN CUSTOMER I FTHIS ARRAY REMAIN SARAH E PEERSRESIDENCE: ENERGIZED IN SUNLIGHT. 279 STATE STREET,MEQUIPMENT FED BY NORTHAMPTON, MA,01060 MULTIPLE SOURCES. TOTAL RATING OF ALL TEL.(413)341-3410 LABEL LOCATION: APN#:NHAM-0000241)-000109-000001 OVERCURRENT DEVICES ON OR NO MORE THAT 1 M(3 FT)FROM THE SERVICE EXCLUDING MAIN SUPPLY DISCONNECTING MEANS TO WHICH THE PV SYSTEMS ARE CONNECTED. P2201 R-279PEJECT ME ER: OVERCURRENT DEVICE SHALL PER CODE(S):NEC 2017:690.56(C)(1)(b) NOT EXCEED AMPACITY OF DESIGNER: (805)540-0307 JEAN BOSCO NIZEYIMANA BUSBAR. SHEET LABEL LOCATION: SIGNAGE UTILITY SERVICE METER AND MAIN SERVICE PANEL. SIGNAGE PER CODE(S):CEC 2016:705.12(D)(2)(3)(c),NEC 2017: 705.12(13)(2)(3)(b),NEC 2014:705.12(D)(2)(3)(c),NEC REV:Al 08/28/2018 2011:705.12(D)(4) PAGE PV-5.0 ROOF TYPE MOUNTING DETAIL ROOF HEIGHT JROOF FRAME FRAME TYPE FRAME MAX FRAME OC ROOF EDGE MAX PEN MAX MOD. DESIGN CRITERIA EXPOSURE MATERIAL SIZE SPAN SPACING ZONE SPACING OVERHANG MODULES: AR-01 COMP SHINGLE FLASHED L FOOT. SEE PEN D03. 2 STORY VAULTED WOOD RAFTER 2 X 8 10'- 10" 24" 3' 4'-0' 2'-0" REC SOLAR: REC290TP2 BLK MODULE DIMS: D1 -AR-01 -SCALE: 1/2"= V-0" 65.94"x 39.25"x 1.49"(38mm) PITCH: 35° MODULE CLAMPS: AZIM: 1970 Portrait:8.2"- 16.4" ® Landscape:4.9"-9.8" MAX DISTRIBUTED LOAD: 3 PSF SNOW LOAD:40 PSF WIND SPEED: 117 MPH 3-SEC GUST. LAG SCREWS: 5/16"x3.5":2.5"MIN EMBEDMENT NOTE: 2'-11" 19'-101, —1'-3"—� INSTALLERS T ANDVERIFY OD ER SPANS,AND NOTIFY E.O.R. OF 6" ANY DISCREPANCIES BEFORE PROCEEDING. �— 4'TYP y –fl PENETRATION SPACING: FULLY STAGGERED 11' sunrun #180120 734 FOREST STREET NW.MARLBOROUGH,MA 01752 PHONE 888.857.6527 FAX 805.528.9701 CUSTOMER RESIDENCE: SARAH E PETERS 279 STATE STREET, NORTHAMPTON, MA,01060 TEL.(413)341-3410 APN#:NHAM-000024D-000109-000001 PROJECT NUMBER: 221 R-279PETE M s.94 DESIGNER: (805)540-6307 16'-6' —1`► s��+ti: JEAN BOSCO NIZEYIMANA � G � P Z SHEET 'v' LAYOUT A L;) -- No. 47a GO '$y,�FGJSTEP � REV:Al 08/28/2018 ��►�F� �'q lglq PAGE PV-3.0 120/240 VAC SINGLE PHASE SERVICE OMETER#: M NATIONAL GRID 93 345 802 UTILITY GRID EXISTING 1 100A MAIN C BREAKER (END FED) EXISTING 125A NINGBO GINLONG MAIN (N)LOCKABLE (N)SUN RUN TECHNOLOGIES: PANEL BLADE TYPE CENTRON 4G SOLIS-1 P3K-4G-US (1)RSD 1:1 RAPID •-- FACILITY AC DISCONNECT METER 3000 WATT INVERTER JUNCTION BOX SHUT DOWN DEVICE, PV MODULES LOADS 4 4 4 3 OR EQUIVALENT 2 NEMA 4X,soov 1 REC SOLAR: REC290TP2 BLK ���• / (11)MODULES 0 ---e - - - + �j (1)STRING OF(11)MODULES .___moi• `II'' 20A PV GROU o SQUARE D 240V METER SOCKET LOAD RATED DC DISCONNECT BREAKER AT DU221 RB 125A CONTINUOUS& WITH AFCI, RAPID SHUTDOWN OPPOSITE END 3R,30A,2P 240V METER COMPLIANT OF BUSBAR 120/240VAC 200A, FORM 2S CONDUIT SCHEDULE NOTES TO INSTALLER: 1. 427 VDC EXPECTED OPEN CIRCUIT STRING VOLTAGE. # CONDUIT CONDUCTOR NEUTRAL GROUND 2. ADD 20 AMP PV BREAKER TO MAIN PANEL. 1 NONE (2) 10 AWG PV WIRE NONE (1)6 AWG BARE COPPER 3. CONNECT THE RAPID SHUTDOWN SIGNAL CIRCUIT CONNECTORS PER (2) 10 AWG PV WIRE MANUFACTURER SPECIFICATION. sunrun 2 NONE (2) 18 AWG SIGNAL CIRCUIT NONE (1)6 AWG BARE COPPER WITHIN TC-ER (2) 10 AWG THHN/THWN-2 3 3/4"EMT OR EQUIV. (2) 14 AWG THHN/THWN-2 NONE (1)8 AWG THHN/THWN-2 #180120 SIGNAL CIRCUIT 734 FOREST STREET 11400,MARLBOROUGH,MA 01752 4 3/4" EMT OR EQUIV. (2) 10 AWG THHN/THWN-2 NONE (1)8 AWG THHN/THWN-2 PHONE X805.58.857. 6527 FAX 805.528.9701 7 CUSTOMER RESIDENCE: SARAH E PETERS 279 STATE STREET, NORTHAMPTON, MA,01060 MODULE CHARACTERISTICS TEL.(413)341-3410 REC SOLAR: REC290TP2 BLK: 290 W APN#: NHAM-000024D-000109-000001 OPEN CIRCUIT VOLTAGE: 38.8 V PROJECT NUMBER: MAX POWER VOLTAGE: 32.1 V 221 R-279PETE SHORT CIRCUIT CURRENT: 9.71 A DESIGNER: (805)540-0307 SYSTEM CHARACTERISTICS-INVERTER 1 JEAN BOSCO NIZEYIMANA SYSTEM SIZE: 3190 W SHEET SYSTEM OPEN CIRCUIT VOLTAGE: 481 V SYSTEM OPERATING VOLTAGE: 353 V ELECTRICAL MAX ALLOWABLE DC VOLTAGE: 600 V SYSTEM OPERATING CURRENT: 9.05 A REV:Al 08/28/2018 SYSTEM SHORT CIRCUIT CURRENT: 12.14 A PAGE PV-4.0