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16B-026 (3) 105 FERN ST BP-2019-0813 GIs#: COMMONWEALTH OF MASSACHUSETTS Map:Block: 16B-026 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-2019-0813 Project# JS-2019-001343 Est.Cost: $8171.00 Fee: $75.00 PERMISSION IS HEREBY GRANTED TO: Const.Class: Contractor., License: Use Group: SUNRUN INC 080034 Lot Size(sq. ft.): 10018.80 Owner: WOLFSON BETTY Zoning:URB(100)/ Applicant. SUNRUN INC AT: 105 FERN ST Applicant Address: Phone: Insurance: 734 FOREST ST STE 400 (978) 793-8584 WC MARLBOROMA01752 ISSUED ON.1/31/2019 0:00:00 TO PERFORM THE FOLLOWING WORK.-ROOFTOP PV SYSTEM 3300KW, 10 PANELS 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 Occupancy Signature: FeeTyne: Date Paid: Amount: Building 1/31/2019 0:00:00 $75.00 212 Main Street,Phone(413)587-1240,Fax:(413)587-1272 Louis Hasbrouck—Building Commissioner SOzAe-- Department use only City of Northampton Status of Permit: Building Department Curb Cut/Driveway Permit 212 Main Street Sewer/Septic Availability Room 100 Water/Well Availability Northampton, MA 01060 Two Sets of Structural Plans phone 413-587-1240 Fax 413-587-1272 Plot/Site Plans --- RTOWFSpecify APPLICATION TO CONSTRUCT,ALTR,R OLIS A ONE OR TWO FAMILY DWELLING SECTION 1 -SITE INFORMATION �J Q N 1 6 2019 9P-le- Z13 1.1 Property Address: 105 Fern Street This iection to be completed by office te DEPT OF GUII-DIAkIi7P N of 04 Unit N0R1HA%1r1( N,PAAOtU60 Zone Overlay District Elm St District CB District SECTION 2-PROPERTY OWNERSHIP/AUTHORIZED AGENT 2.1 Owner of Record: Betty Wolfson 105 Fern Street Name(Print) Current Mailing Address: 413-320-1721 Telephone Signature 2.2 Authorized Ascent: Craig Orn 734 Forest St STE 400 Marlborough,MA 01752 Name(Print) Current Mailing Address: 978-793-8584 Stns<n Telephone SECTION 3-ESTIMATED CONSTRUCTION COSTS Item Estimated Cost(Dollars)to be Official Use Only completed by permit applicant 1. Building 3,852 (a)Building Permit Fee 2. Electrical (b)Estimated Total Cost of 4,319 Construction from 6 3. Plumbing Building Permit Fee 4. Mechanical(HVAC) 5.Fire Protection 6. Total=(1 +2+3+4+5) 8,171 Check Number a This Section For Official Use Only Building Permit Number- Date Issued: Signature: Building Commissioner/Inspector of Buildings Date Section 4. ZONING All Information Must Be Completed.Permit Can Be Denied Due To Incomplete Information Existing Proposed Required by Zoning This 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 parking) #of Parking Spaces _ Fill: volume&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 ® DONT KNOW ® YES I IF YES: enter Book Page and/or Document# B. Does the site contain a brook, body of water or wetlands? NO ; DONT KNOW Q YES IF YES, has a permit been or need to be obtained from the Conservation Commission? Needs to be obtained ® 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 1F YES, describe size, type and location: E. Will the construction 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 © NO 0 IF YES,then a Northampton Storm Water Management Permit from the DPW is required. SECTION 5-DESCRIPTION OF PROPOSED WORK(check all applicable New House ❑ Addition ❑ Replacement Windows Alterations) ❑ Roofing ❑ Or Doors ❑ Accessory Bldg. ❑ Demolition ❑ New Signs [0] Decks [❑ Siding[Cp) Other[ Brief Descri ti n of Pr sGd Work: Ins iPal�ation of an Interconnected rooftop PV system 3.300 KW DC 10 LG (330w) Panels with 1 LG CHEM Battery Alteration of existing bedroom Yes No Adding new bedroom Yes No Attached Narrative Renovating unfinished basement Yes No Plans Attached Roll -Sheet sa. If New house and or addition to existing housing, complete the following: a. Use of building:One Family 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? f. 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 ft.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 CitySewer Private well City water Supply SECTION 7a-OWNER AUTHORIZATION-TO BE COMPLETED WHEN OWNERS AGENT OR CONTRACTOR APPLIES FOR BUILDING PERMIT I Betty Wolfson as Owner of the subject property hereby authorize Craig Orn to act on my behalf,in all matters relative to work authorized by this building permit application. S(gnature of Owner Date I 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 pequry. Craig Orn Pe riarae y_ 1 I S Signatu of Owner Agent 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 1/22/21 Address Expiration Date C 978-793-8584 Signatu Telephone 9.Registered Home Improvement Contractor: Not Applicable ❑ Sunrun Installation Services 180120 Company Name Registration Number 734 Forest St STE 400 Marlborough,MA 01752 10/13/2020 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 Exemption 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 108.3.5.1. 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 a homeowner. Such"homeowner"shall submit to the Building Official,on a form acceptable to the Building Official,that he/she shall be resimasible 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 Gable 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 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: 105 Fern Street The debris will be transported by: Sunrun Installation Services 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 Date Signature of Permit Applicant \ The Commonwealth of Massachusetts 54 Department of IndustrialAccidents tx I Congress Street,Suite 100 Boston,MA 02114-2017 IV_ wwwmass.gov/dia Vorkers'Compensation Insurance Affidavit:Builders/Contractors/Electricians/Plumbers. TO BE FILED WITH THE PERMITTING AUTHORITY. AvOicant Information Please Print Leeibly 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): 1.0 I am a employer with 35 employees(full and/or part-time).* 7. ❑New construction 2.❑I 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.❑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.] 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:105 Fern Street City/State/Zip:Northampton,MAO 1062 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 andpenalties ofperjury that the information provided above is true and correct. Si nature:(fZ22 Date: / Phone#:978-54V-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#: • Craig Orn 734 Forest ST STE 400 Marlborough MA 01.752 978=793=8-584 -_ Email: mapermits@sunrun.com OR Craig.orn@sunrun.com Massachusetts Department of Public Safety Construction Supervisor �J 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. G CRAIG M ORN V' 73 WALNUT ST ,`j� OXFORD MA 01540 Failure to possess a current edition of the Massachusetts State Buckling Code is cause for revocation of this Ncense. Expiration: DPS Licensing Information visit:WMI111ASSGOV1DPS Commissioner 01/22/2019 &x"' cF".sonrueald-10,0 ratadru,14 Office of Consumer Affairs&Business Repulsdon HOME IMPROVEMENT CONTRACTOR Registration Valid for Individual use only TYPE:Supplement Card before the expiration date. If found return to: Office of Consumer Affairs and Business Regulation 18619d 10/13/2020 1000 Washington Street-Suite 710 SUNRUN INSTALLATION SERVICES INC. Boston,MA 02118 CRAIG ORN _ 775 FIERO LANE SUITE200. SAN LUIS OBISPO,CA s34o1 UndersecretaryN lid without signature 1/11/2019 Details UlgDemographic Information Full Name: CRAIG M ORN er Name: LicenseAddiress information ity: OXFORD tate: MA ipcode: 01540 o nt : Ll 'ted tates icense InTormation License No: CS-080034 License Type: Construction Supervisor Profession: Building Licenses Date of Last Renewal: 1/9/2019 Issue Date: Expiration Date: 1/22/2021 License Status: Active Today's Date: 1/11/2019 Secondary License Type: Doing Business As: atus Chane as License ftiewal Prerequisite InTormation No Prerequisite Information Close Window ©2011 Commonwealth of Massachusetts Site Policies Contact Us http://elicense.chs.state.ma.usNedfication/Details.aspx?agency_id=1&license_id=268982& 1/1 AC�® DATE(MM/DDNYYY) `� CERTIFICATE OF LIABILITY INSURANCE 911212016 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. PHONE .415-546-9300 A/c No):415-536-8499 Insurance Brokers of CA. Inc. License#0726293 EMAIL 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. INSURERC: 775 Fiero Lane,Suite 200 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. INSR TYPE OF INSURANCE ADDL SUBR POLICY NUMBER MM/DDS MM/DDS LIMITS LTR B X COMMERCIAL GENERAL LIABILITY LA18CGL2303211C 10/12018 10/12019 EACH OCCURRENCE $1,000,000 DAMAGE TO RENTED CLAIMS-MADE rill 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 rX JE� F—] LOCPRODUCTS-COMP/OP AGG $2,000,000 OTHER: Total Policy Limit $10,000,000 A AUTOMOBILE LIABILITY BAP915542505 10/12018 10/12019 COMBINEDSINGLELIMIT $2000000 Ea accident X ANY AUTO BODILY INJURY(Per person) $ OWNED SCHEDULED BODILY INJURY(Per accident) $ AUTOS ONLY AUTOS HIRED NON-OWNED PROPERTY DAMAGE $ AUTOS ONLY AUTOS ONLY Per accident UMBRELLA LIAB OCCUR EACH OCCURRENCE $ EXCESS LIAR HCLAIMS-MADE AGGREGATE $ DED I I RETENTION$ $ A WORKERS COMPENSATION WC013696004 10/12018 10/12019 X STATUTE EORH A AND EMPLOYERS'LIABILITY Y/N WC013696104 10N2o18 10/12019 ANYPROPRIETOR/PARTNER/EXECUTIVEN/A E.L.EACH ACCIDENT $1,000,000 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/VEHICLES (ACORD 101,Additional Remarks Schedule,maybe 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 REPRESENTATIVE Northampton MA 01060 ©1988-2015 ACORD CORPORATION. All rights reserved. ACORD 25(2016103) The ACORD name and logo are registered marks of ACORD structural March 15,2018 ENGINEERS Sunrun Inc. 133 Technology Dr,Suite 100 Irvine,CA,92618 Subject:Structural Certification for Installation of Solar Panels Job Number:18-01533 Client:Betty Wolfson-22111-105WOLF Address:105 Fern Street,Florence,MA 01062 Attn.:To Whom It May Concern A field observation of the condition of the existing framing system was performed by an audit team from Sunrun Inc.. From the field observation of the property,the existing roof structure was observed as follows: The existing roof structure consists of: • Composition Shingle over Roof Plywood is supported by 2x6 @ 16"o.c.SPF#2 at ARRAY 1.The rafters are sloped at approximately 25 degree and have a maximum projected horizontal span of 11 ft 6 in between load bearing supports. Design Criteria: • Applicable Codes=780 CMR,ASCE 7-10,and NDS-12 • Ground Snow Load=40 psf;Roof Snow Load=35 psf ARRAY 1 • Roof Dead Load=5.5 psf ARRAY 1 • Basic Wind Speed=117 mph Exposure Category C As a result of the completed field observation and design checks: • ARRAY 1:it is adequate to support the loading imposed by the installation of solar panels and modules.Therefore,no structural upgrades are required. I certify that the capacity of the structural roof framing that directly supports the additional gravity loading due to the solar panel supports and modules had been reviewed and determined to meet or exceed the requirements without structural upgrade in accordance with the 780 CMR. If you have any questions on the above,do not hesitate to call. IVA OF&466' PAUL K. Prepared By: ZACHER PZSE,Inc.-Structural Engineers 00 STRUCTURAL ca Roseville,CA N06/30/1 SS�ONAL 1478 Stone Point Drive,Suite 190, Roseville, CA 95661 916.961.3960 916.961.3965 www.pzse.com structural March 15,2018 ENGINEERS Sunrun Inc. 133 Technology Dr,Suite 100 Irvine,CA,92618 Attn.:To Whom It May Concern re:Job 18-01533 :Betty Wolfson-221R-105WOLF The following calculations are for the structural engineering design of the photovoltaic panels located at 105 Fern Street,Florence, MA 01062.After review, PZSE, Inc. certifies that the roof structure has sufficient structural capacity for the applied PV loads. If you have any questions on the above,do not hesitate to call. IN OFR4 PAUL K. ZACHER m{ Prepared By: U STRUCTURAL No.50100 PZSE, Inc. -Structural Engineers 06/30/2QA Roseville, CA S�ONAL 1478 Stone Point Drive, Suite 190, Roseville, CA 95661 916.961.3960 916.961.3965 www.pzse.com Project: Betty Wolfson --Job M 18-01533 � ® Date: 3/15/2018 Engineer: DN Gravity Loading Roof Snow load Cakulations pg=Ground Snow Load= 40 psf Ce=Exposure Factor= 0.9 (ASCE7-Table 7-2) C,=Thermal Factor= 1.1 (ASCE7-Table 7-3) 1=Importance Factor= 1 pf=0.7 Ce Ct I pg 35 psf (ASCE?-Eq 7-1) where p,:S 20 psf,Pf min=I x pg= N/A where pg>20 psf,Pf min=20 x I= N/A Per ASCE 7-10,minimum values of Pf shall apply to hip and gable roofs with slopes less than 15-. Therefore,pf=Flat Roof Snow Load= 35 psf P.=C:pf (ASCE7-Eq 7-2) Cs=Slope Factor= 1.000 ARRAY 1 Ps=Sloped Roof Snow Load= 35.0 psf ARRAY 1 PV Dead Load.3 psf(Per Sunrun Inc.) live toad• !ilJ19 psf ARRAY 1 Note:Roof live load is removed in area's covered by PV array. t Roof Dead toad ARRAY 1 Composition Shingle 2.00 Roof Plywood 1.50 2x6 Rafters @ 16"o.c. 1.13 Vaulted Ceiling 0.00 (Ceiling Not Vaulted) Miscellaneous 0.37 Total Roof DL ARRAY 1 5.0 psf DL Adjusted to 25 Degree Slope 5.5 psf 2of5 Project: Betty Wolfson--Job#: 18-01533 ® Date: 3/15/2018 Engineer: DN Wind Calculations Per ASCE 7-10 Components and Cladding Input Varlables Wind Speed 117 mph Exposure Category C Roof Shape Gable Roof Slope 25 degrees Mean Roof Height 13 ft Building Least Width 30 ft Effective Wind Area 10.9 sf Roof Zone Edge Distance,a 3.0 ft Controlling C&C Wind Zone Zone 3 Design Wlnd Pressure Calculations Wind Pressure P=qh*(G*Cp) qh=0.00256*Kz*Kzt*Kd*VA2 (Eq.30.3-1) Kz(Exposure Coefficient)= 0.85 (Table 30.3-1) Kzt(topographic factor)= 1 (Fig.26.8-1) Kd(Wind Directionality Factor)= 0.85 (Table 26.6-1) V(Design Wind Speed)= 117 mph (Fig.26.5-1A) Risk Category= II (Table 1.5-1) qh= 25.3 psf 0.6*qh= 15.19 { Standoff Uplift Callmlations Zone 1 Zone 2 Zone 3 Positive GCp= -0.90 -1.69 -2.59 0.50 Uplift Pressure= -13.66 psf -25.75 psf -39.41 psf 7.56 psf Attachment Dead Load= 3.00 psf 3.00 psf 3.00 psf Max Rail Span Length= 4.00 ft 4.00 ft 4.00 ft Longitudinal Length= 2.73 ft 2.73 ft 2.73 ft Attachment Tributary Area= 10.92 sf 10.92 sf 10.92 sf Attachment Uplift= -2291b -2611b -411 Ib { hag Sm w Uplift Cap"Clack Fastener= 5/16 inch Number of Fasteners= 1 Minimum Threaded Embedment Depth= 2.5 inch Withdraw Capacity Per Inch= 2051b (NDS Eq 11.2.1) Allowable Withdraw Capacity= 8201b (NDS Table 10.3.1) 820 Ib capacity>411 Ib demand Therefore,OK Log Soraw Shear Capadty Check Embedment Depth Reduction Factor 1 Snow Lateral Force= 176 lb Attachment Lateral Capacity= 2881b (NDS Table 11K) 287.5 Ib capacity>176 Ib demand Therefore,OK 3of5 Project: Betty Wolfson --Job#: 18-01533 ® Date: 3/15/2018 Engineer: DN Framing Check ARRAY 1 PASS w=58 plf Dead Load 5.5 psf PV Load 3.0 psf Snow Load 35.0 psf . ig -* r Member Span=11'-6" Governing Load Comb. DL+SL Note:Attachments shall be Staggered. Total Load 43.5 psf 1 Member Properties Member Size S(inA3) I(inA4) Lumber Sp/Gr Member Spacing 2x6 7.56 20.80 SPF#2 @ 16"o.c. Check Bending Stress Fb(psi)= f'b x Cd x Cf x Cr (NDS Table 4.3.1) 875 x 1.15 x 1.3 x 1.15 Allowed Bending Stress=1504.3 psi Maximum Moment = (wLA2)/8 = 958.813 ft# = 11505.8 in# Actual Bending Stress=(Maximum Moment)/S =1521.5 psi 101.2%Stressed -- Passes as less than 5%over per 780 CMR.Therefore,OK Check iDefiection Allowed Deflection(Total Load) = L/120 (E=1400000 psi Per NDS) = 1.15 in Deflection Criteria Based on = Simple Span Actual Deflection(Total Load) _ (5*w*LA4)/(384*E*I) =0.485 in = L/285 < L/120 Therefore OK Allowed Deflection(Live Load) = L/180 0.766 in Actual Deflection(Live Load) _ (5*w*LA4)/(384*E*1) 0.631 in L/219 < L/180 Therefore OK Check Shear Member Area= 8.3 in A2 Fv(psi)= 135 psi (NDS Table 4A) Allowed Shear = Fv*A = 1114 Ib Max Shear(V)=w*L/2 = 3341b Allowed>Actual--30%Stressed -- Therefore,OK 4of5 v . ® Project: Betty Wolfson --Job M 18-01533 Date: 3/15/2018 Engineer: DN Lateral Check:780 CMR Existing Weight of Effected Building Level Area Weight(psf) Weight(lb) Roof 1200 sf 5.5 psf 6600 Ib Ceiling 1200 sf 6.0 psf 7200 Ib Vinyl Siding 607 sf 2.0 psf 1213 Ib (8.75'Wall Height) Int.Walls 303 sf 6.0 psf 1820 lb Existing Weight of Effected Building 16833 ib Proposed Weight of PV System Weight of PV System(Per Sunrun Inc.) 3.0 psf Approx.Area of Proposed PV System 178 sf Approximate Total Weight of PV System 534 Ib 10%Cmgmrbon 10%of Existing Building Weight(Allowed) 1683 Ib Approximate Weight of PV System(Actual) 534 Ib Percent Increase 3.2% 1683 Ib>534 lb,Therefore OK Per IBC 3403.4&3404.4 and by inspection,portions of the roof that are impacted by installation of the array will be subject to a net reduction in design loading. Therefore,the existing structure may remain unaltered. 5of5 SCOPE OF WORK GENERAL NOTES LEGEND AND ABBREVIATIONS TABLE OF CONTENTS PAGE# DESCRIPTION SYSTEM SIZE:330OW DC, 760OW AC • ALL WORK SHALL COMPLY WITH NEC 2017, 2015 IBC, MUNICIPAL CODE,AND SE SERVICE ENTRANCE SOLAR MODULES PV-1.0 COVER SHEET ALL MANUFACTURERS' LISTINGS AND INSTALLATION INSTRUCTIONS. • MODULES: (10) LG ELECTRONICS: LG330N1C-A5 . PHOTOVOLTAIC SYSTEM WILL COMPLY WITH NEC 2017. (1)SOL RAIL PV-2.0 SITE PLAN ER(S): • • ELECTRICAL SYSTEM GROUNDING WILL COMPLY WITH NEC 2017. (1) OLAREDGE TECHNOLOGIES:SE7600A-USS2 WITH MP MAIN PANEL PV-3.0 LAYOUT REVENUE GRADE METERING • PHOTOVOLTAIC SYSTEM IS UNGROUNDED. NO CONDUCTORS ARE SOLIDLY GROUNDED IN THE INVERTER. SYSTEM COMPLIES WITH 690.35. PV-4.0 ELECTRICAL • RACKING: SNAPNRACK SERIES 100 UL; FLASHED L FOOT. MODULES CONFORM TO AND ARE LISTED UNDER UL 1703. SP SUB-PANEL SEE PEN D03. • INVERTER CONFORMS TO AND IS LISTED UNDER UL 1741. STANDOFFS& PV-5.0 SIGNAGE • BATTERY: (1) LG CHEM RESU 10H-SEG,9.8 KWh, 5KW • ENERGY STORAGE SYSTEM CONFORMS TO AND IS LISTED UNDER UL 9540. LC PV LOAD CENTER FOOTINGS LITHIUM-ION BATTERY(WEIGHT:214LB EACH). • RACKING CONFORMS TO AND IS LISTED UNDER UL 2703. CHIMNEY • SNAPNRACK RACKING SYSTEMS, IN COMBINATION WITH TYPE I,OR TYPE II SM SUNRUN METER MODULES,ARE CLASS A FIRE RATED. —] ATTIC VENT • RAPID SHUTDOWN REQUIREMENTS MET WHEN INVERTERS AND ALL IS DEDICATED PV METER CONDUCTORS ARE WITHIN ARRAY BOUNDARIES PER NEC 690.12(1). • ENERGY STORAGE SYSTEM LIVE PARTS ARE NOT ACCESSIBLE DURING INVERTER(S)WITH C] FLUSH ATTIC VENT ROUTINE MAINTENANCE. SYSTEM VOLTAGE IN ACCORDANCE WITH NEC 690.7 INV INTEGRATED DC 0 PVC PIPE VENT AND EXCEPTION 1 NEC 690.71(13)(1). DISCONNECT AND AFCI • ADDITIONAL DISCONNECTING MEANS SHALL BE INSTALLED WHERE ENERGY O AC DISCONNECT(S) ® METAL PIPE VENT STORAGE DEVICE INPUT AND OUTPUT TERMINALS ARE MORE THAN FT FROM CONNECTED EQUIPMENT, OR WHERE THE CIRCUITS FROM THESE TERMINALS �Al ® T-VENT PASS THROUGH A WALL OR PARTITION PER NEC 690.71(H) OR 706.7(E). DC DISCONNECT(S) For Structural Only SATELLITE DISH • LISTED,COMBINATION TYPE AFCI SHALL BE INSTALLED WHERE BACKED UP FC—BICOMBINER BOX (N oF�yq � CIRCUIT WIRING IS EXTENDED MORE THAN 6FT AND DOES NOT INCLUDE ANY FIRE SETBACKS ADDITIONAL OUTLETS OR DEVICES PER NEC 201.12(13). PAUL K. • CONSTRUCTION FOREMAN TO PLACE CONDUIT RUN PER 690.31(G)AND 2012 +��- BATTERY ZACHER IFC 605.11.2. El� HARDSCAPE O STRUCTURAL v, • 10.45 AMPS MODULE SHORT CIRCUIT CURRENT. No.50100 AT AUTOTRANSFORMER —PL— PROPERTY LINE 06i3°iz� Q. • 16.32 AMPS DERATED SHORT CIRCUIT CURRENT[690.8(a)&690.8 (b)]. • TOTAL DISTRIBUTED WEIGHT OF ALL RACKING AND PANELS DOES NOT BACKED UP LOADS �SS/p/,�AL F-1 �G EXCEED 5 LBS. PER SQUARE FOOT. PANEL LE a INTERIOR EQUIPMENT LE]J SHOWN AS DASHED SEM SOLAREDGE METER SCALE:NTS A AMPERE sunrun AC ALTERNATING CURRENT AFCI ARC FAULT CIRCUIT INTERRUPTER AZIMUTH VICINITY MAP COMP COMPOSITION Faw DC DIRECT CURRENT Ll** (E) EXISTING #180120 CO"$�w1°0 0 ^'«'-' v: 734 FOREST STREET"W,MARLBOROUGH,MA 01752 kao EXT EXTERIOR 7.6527 FRM FRAMING FAPHO80552289 1 Look - - INT INTERIOR CUSTOMER RESIDENCE: LBW LOAD BEARING WALL MAG MAGNETIC BETTY WOLFSON F,. s 105 FERN STREET, FLORENCE, EtWeili MSP MAIN SERVICE PANEL MA,01062 A Palk (N) NEW � r NTS NOT TO SCALE TEL. (413)320-1721 FLOklENCE '=` OC ON CENTER APN#: NHAM-0000168-000026-000001 zE r ® PRE-FAB PRE-FABRICATED PROJECT NUMBER: PSF POUNDS PER SQUARE FOOT _v r Childs pa,k PV PHOTOVOLTAIC 221R-105WOLF TL TRANSFORMERLESS TYP TYPICAL DESIGNER: 720.475.7995 _ s V VOLTS MARGARET CAULEY F. W WATTS SHEET © " REV NAME DATE COMMENTS COVER SHEET REV:A 3/15/2018 PAGE PV-1.0 SITE PLAN-SCALE=1/16"=1'-0" ARRAY TRUE MAG PV AREA PITCH AZIM AZIM (SQFT) ® AR-01 25° 175° 189° 1I P PL L 4.4 PL PL v r v r v r r r Ll___I v r v r SEM M� ° (E) RESIDENCE F70 INVAC SE sunrun _.--r .T 1 ° #180120 ;_.. ... 734 FOREST STREET#400,MARLBOROUGH,MA 01752 -- PHONE 888.857.8527 FAX 805.528.9701 a a a CUSTOMER RESIDENCE: e r BETTY WOLFSON ° 105 FERN STREET, FLORENCE, '6 d a. MA,01062 ° TEL.(413)320-1721 ° a APN#: NHAM-0000168-000026-000001 ° ° a PROJECT NUMBER: 221 R-105WOLF PL PL PL FERN STREET j%A OF*�9 DESIGNER: 720.475.7995 PAUL K. MARGARET CAULEY ZACHER ` SHEET (N)ARRAY AR-01 STRUCTURAL S No. 50100 SITE PLAN O6/30/ REV: A 3/15/2018 SS�CNA'- G PAGE PV-2.0 ROOF TYPE MOUNTING DETAIL ROOF HEIGHT ROOF 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. 1 STORY ATTIC WOOD RAFTER 2 X 6 1Z-6" 16" N/A 4'4" 1'-11" LG ELECTRONICS: LG330N1 C-A5 MODULE DIMS: D1 -AR-01 -SCALE: 1/8"=1'-0" 66.38"x 40"x 1.57"(40mm) PITCH:25° MODULE CLAMPS: AZIM: 1750 Portrait: 5.9"- 15.7" ® Landscape:0"-4.7" 12'-8" 16'-10" 11' MAX DISTRIBUTED LOAD:3 PSF SNOW LOAD:40 PSF WIND SPEED: F 7. __. 117 MPH 3-SEC GUST. 6„ e- - - q- - f - LAG SCREWS: 5/16"x3.5": 2.5"MIN EMBEDMENT - 4'TYP - � NOTE: INSTALLERS TO VERIFY RAFTER SIZE, SPACING AND SLOPED SPANS,AND NOTIFY E.O.R.OF o ANY DISCREPANCIES BEFORE PROCEEDING. PENETRATION SPACING: 3'-3" FULLY STAGGERED sunrun #180120 734 FOREST STREET NW,MARLBOROUGH,MA 01752 PHONE 888.657.6527 FAX 805.528.9701 CUSTOMER RESIDENCE: BETTY WOLFSON 105 FERN STREET, FLORENCE, MA, 01062 TEL.(413)320-1721 APN#:NHAM-000016B-000026-000001 PROJECT NUMBER: 221 R-105WOLF IN CFnt99DESIGNER: 720.475.7995 PAUL K. MARGARET CAULEY ZACHER SHEET v STRUCTURAL LAYOUT No.50100 Of./30/z �SS/ONAL�G REV:A 3/15/2018 PAGE PV-3.0 120/240 VAC SINGLE PHASE SERVICE OMETER#: M NATIONAL GRID 10917204 UTILITY (N)SOLAREDGE GRID (2)CURRENT TRANSFORMERS SOLAREDGE METER AUTOTRANSFORMER SE-ACT-0750-200 5b SE-MT R240-2-200-Sl 5a SEAUTO-TX-5000 C PV MODULES EXISTING O _ 6 200A MAIN 1 BREAKER SOLAREDGE TECHNOLOGIES: 2 1 LG ELECTRONICS: LG330N1C-A5 _ (END FED) I SE7600A USS2 WITH + /�� (10)MODULES I REVENUE GRADE METERING OPTIMIZERS WIRED IN: EXISTING EXIS MAIN (N)LOCKABLE 7600 WATT INVERTER v v L - (1)SERIES OF(10)OPTIMIZERS I JUNCTION BOX FACILITY PANEL BLADE TYPE s Smoo MIN RATED NEMA3R LOADS 15A BREAKER AC DISCONNECT 0° SOLAREDGE POWER OPTIMIZER .-- BATTERY P370 4 owe--o o®e% BACKUP LOADS aoa ce 125A FUSES 3 LG CHEM RESU 10H, 9.8 KWh, 5KW 41 ENERGY STORAGE SYSTEM LOAD RATED DC DISCONNECT, ( ) SQUARED520V MAX VOLTAGE, FAqurr 22AFCI, RAPID SHUTDOWN AND 40A PV GROUND DUDU 2RB 2RB FUSED BATTERY INPUTS 14.3A MAX CURRENT NEMA 3R BREAKER AT 120/240VAC ! (N)25A OPPOSITE END FEEDER OF BUSBAR ( BREAKER (N)100 AMP BACKED UP LOADS PANEL �- CONDUIT SCHEDULE NOTES TO INSTALLER: sunrun 1. 10 VDC EXPECTED OPEN CIRCUIT STRING VOLTAGE. # CONDUIT CONDUCTOR NEUTRAL GROUND 2. ADD 40 AMP PV BREAKER TO MAIN PANEL. 1 NONE (2) 10 AWG PV WIRE NONE (1)6 AWG BARE COPPER 3. ADD 15 AMP BREAKER TO MAIN PANEL FOR SOLAREDGE METER. 4. INSTALL BATTERY WITHIN 35FT OF THE INVERTER. 2 3/4"EMT OR EQUIV. (2) 10 AWG THHN/THWN-2 NONE (1)8 AWG THHN/THWN-2 3 3/4"EMT OR EQUIV. (2) 10 AWG THHN/THWN-2 NONE (1)8 AWG THHN/THWN-2 #180120 734 FOREST STREET#400,MARLBOROUGH,MA 01752 4-WIRE 24 AWG SHIELDED TWISTED PAIR CABLE,600 VOLT INSULATED PHONE 888.657.6527 FAX 805.528.9701 4 3/4" EMT OR EQUIV. (2)8 AWG THHN/THWN-2 (1)8 AWG THHN/THWN-2 (1)8 AWG THHN/THWN-2 CUSTOMER RESIDENCE: 5a 3/4"EMT OR EQUIV. RS485 24 AWG SHIELDED TWISTED PAIR,600 VOLT INSULATED BETTY WOLFSON CT SENSE-(2)22AWG SHIELDED TWISTED PAIR 105 FERN STREET, FLORENCE, 5b 3/4"EMT OR EQUIV. MA,01062 (2) 14 AWG THHN/THWN-2 (1) 14 AWG THHN/THWN-2 (1) 14 AWG THHN/THWN-2 TEL.(413)320-1721 (2) 10 AWG THHN/THWN-2 (1) 10 AWG THHN/THWN-2 (1) 10 AWG THHN/THWN-2 MODULE CHARACTERISTICS P370 OPTIMIZER CHARACTERISTICS: APN#:NHAM-0000166-000026-000001 6 3/4"EMT OR EQUIV. LG ELECTRONICS: LG330NlC-A5: 330 W MIN INPUT VOLTAGE: 8 VDC (2)24 AWG THHN/THWN-2,600 VOLT INSULATED OPEN CIRCUIT VOLTAGE: 40.9 V MAX INPUT VOLTAGE: 60 VDC PROJECT NUMBER: MAX POWER VOLTAGE: 33.7 V MAX INPUT ISC: 11 ADC 221 R-105WOLF SHORT CIRCUIT CURRENT: 10.45 A MAX OUTPUT CURRENT: 15 ADC DESIGNER: 720.47 5.7995 SYSTEM CHARACTERISTICS-INVERTER 1 MARGARET CAULEY SYSTEM SIZE: 3300 W SHEET SYSTEM OPEN CIRCUIT VOLTAGE: 10 V ELECTRICAL SYSTEM OPERATING VOLTAGE: 400 V MAX ALLOWABLE DC VOLTAGE: 500 V REV:A 3/15/2018 SYSTEM OPERATING CURRENT: 8.3 A SYSTEM SHORT CIRCUIT CURRENT: 15A PAGE PV-4.0 ' WARNING: PHOTOVOLTAIC PHOTOVOLTAIC AC DISCONNECT MAXIMUM •- - POWER • CE •MINAL•- -•TING AC •LTAGE: 240 VAC PHOTOVOLTAIC SYSTEM ELECTRICAL SHOCK HAMEZARD COMBINER PANEL LABEL LOCATION: DO NOT ADD LOADS LABEL LOCATION: AC DISCONNECT(S),PHOTOVOLTAIC SYSTEM POINT OF DO NOT TOUCH TERMINALS. INTERIOR AND EXTERIOR DC CONDUIT EVERY 10 FT,AT EACH TURN,ABOVE AND INTERCONNECTION. 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):CEC 2016: ENERGIZED IN THE OPEN 690.31(E)(4),IFC 2012:605.11.1.4 705.12(D)(2)(3)(c),NEC 2014: 705.12(D)(2)(3)(c),NEC 2011:705.12(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 PANEL 110.21(B),UNLESS SPECIFIC INSTRUCTIONS ARE REQUIRED BY SECTION 690,OR (IF APPLICABLE). 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 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 DUAL POWER SUPPLY SOUR PV. SYSTMEQU"EDRATED MAXIMUM POWER-POINT .• 3 SOURCES: UTILITY GRID RATED MAXIMUM POWER-POINT V• aooVDC AND PV SOLAR ELECTRIC T �' DOWN •. • iso sunrun SYSTEMCIRCUIT LABEL LOCATION: LABEL LOCATION: UTILITY SERVICE METER AND MAIN INVERTER(S),DC DISCONNECT(S). SERVICE PANEL. PER CODE(S):CEC 2016:690.53,NEC 2017:690.53,NEC TURN RAPID 2014:690.53,NEC 2011:690.53 #180120 PER CODE(S):CEC 2016:705.12(D)(3), NEC 2017:705.12(B)(3),NEC 2014: 705.12(D)(3),NEC 2011:705.12(D)(4) 734 FOREST STREET#400,MARLBOROUGH,MA 01752 SHUTDOWN SWITCH TO sc31�gR Et.ECTRIC 888.657.6527 80 FAX 5.528.97011 THE "OFF' POSITION TO CUSTOMER RESIDENCE: • BETTY WOLFSON THIS EQUIPMENT FED BY SHUT DOWN PV 105 FERN STREET, FLORENCE, MA, 01062 MULTIPLE SOURCES. TOTAL SYSTEM AND REDUCE G OF ALL TEL.(413)320-1721 RATIN OVERCURRENTGOF DEVICES SHOCK HAZARD IN THE APN#: NHAM-000016B-000026-000001 PROJECT NUMBER: EXCLUDING MAIN SUPPLY ARRAY. 221R-105WOLF OVERCURRENT DEVICE SHALL NOT EXCEED AMPACITY OF DESIGNER: 720.475.7995 MARGARET CAULEY BUSBAR. SHEET LABEL LOCATION: LABEL LOCATION: SIGNAGE UTILITY SERVICE METER AND MAIN SERVICE PANEL. ON OR NO MORE THAT 1 M(3 FT)FROM THE SERVICE PER CODE(S):CEC 2016:705.12(D)(2)(3)(c),NEC 2017: DISCONNECTING MEANS TO WHICH THE PV SYSTEMS 705.12(D)(2)(3)(c),NEC 2014:705.12(D)(2)(3)(c),NEC ARE CONNECTED. REV:A 3/15/2018 2011:705.12(D)(4) PER CODE(S):NEC 2017:690.56(C)(1)(a) PAGE PV-5.0