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Item 8 - Plans N O � U al ID 0 Lo y NZ n W 0 o171 a I� w ® d d ce CL o a m j N D G N cm® dl O .N'O Ifl N CU 0 a C N ® N Y K E EC EE w o 3 v a a v �� U a'� N H a c � m R N U N C U7 N av N v � 111� N U •• ro. N • • ••• N r'kr• . co rU-• Y ' x: x a ®: w r G1 ; W 111t°.• . •f U n• Id '••••• W r•••• N O U 1p N LO L ~ W N Z W 0 Y O >LD S rn x Ln LU Q F" � O ® Q O ® ® ® p O z ® � J w N �00, F pZw o m 3 � `" a o 0 o66 � m G 33 0 � =GG � u ozi N QUO � � 8 �"•'`��`�� � 6 tilt --� ' s u " 's C,4 �r�• "" • u: z aj v 1jl�s•''••.:W :••'• Q4 w w 2 JURSIDICTION: DATE:REV: SHEET:OF DESC.: LOCATION: kW solar panel system 1309 Avon Terrace Southlake TX 1 1 Utility:Oncor City of Southlake 12.18.17 13.2 1 Install Map: Hugh Oser disc.Envoy SolaDeckSolaDeck SolaDeckSolaDeck Visible,lockable, and Labeled AC DISCONNECT LOCATED ON ACCESSIBLE EXTERIOR WALL WITHIN 10 FEET OF ONCOR METER Hardware: – LG 300 – Enphase IQ6meter NNN SolaDeckSolaDeck SolaDeckSolaDeck JURSIDICTION: DATE:REV: SHEET:OF DESC.: LOCATION: kW solar panel system 1309 Avon Terrace Southlake TX 1 1 Utility:Oncor City of Southlake 10.27.17 13.2 1 1-Line DiagramHugh Oser 13.2kWdc 10.12kWac (2) Branch circuit of 15 modules (1) Branch circuit of 14 modules Inverter output current: .96A Max system output current: 42A 2-Solar Array string of 15 modules Roof Mounted Junction Box (Soladeck model 0786-3R5) Outdoor mounted Combiner Box (ATTABOX model AH14126) 20A CB 60 A F u s e s AC Disconnect 60A Lockable and Fusible Main Service Panel 200 amp rated 200A Main Breaker 240v Bi-Directional Utility Meter 1-Phase 240v Enphase EnvoyS monitoring device 2 strings of 15 Enphase IQ6 Microinverters (located under each panel) NN NN NN 20A CB Solar Array string of 14 modules Enphase Engage Cable #12/3 THWN-2 1blk1red1wh1gr 240V Enphase Engage Cable #12/3 THWN-2 1blk1red1wh1gr 240V #12/3 Romex 1blk1red1wh1gr 240V AC #12/3 Romex 1blk1red1wh1gr 240V AC #6 THWN 240V AC Sch 80 PVC #6 THWN 240V AC Sch 80 PVC 14 Enphase IQ6 Microinverters (located under each panel) Service Side Tap Meter located on the North side of the home Visible,lockable, and Labeled AC DISCONNECT LOCATED ON ACCESSIBLE EXTERIOR WALL WITHIN 10 FEET OF ONCOR METER PV equipment located on roof PV Module: LG 300W Inverter: Enphase IQ6 (240v) Sch 80 PVC 20A CB Technician Morgan Morell ROOF: Name: Hugh Oser Sketch and Dimension Beloke! Gate` 11/06/2017 Deck(Y �I),Material= Plywood Project Numberof Layers= one Address: 1309 Avon Terrace Southlake TX 76092 ype of Material= Shingles FRAMING: Framing Material= Wood Total span (Peak to Eav+See attached CAD for measurements Member Size= 2 X 6 Intermediate Rafter Brace &), Location= Collar Ties Rafter spacing= 24" OC ADDITIONAL COMMENTS SKETCHES: See attached CAD for Roof Plan Roof Plan 4 (use reverse side if Necessary) Framing Elevation PRINCIPAL. Engineering 1011 N Causeway Blvd,Suite 19♦ Mandeville,Louisiana 70471. ♦Plione:985.624.5001♦Fax:985,61-45303 11 2017 Hugh Oser city of Southlake Office of Planning and Dvelopment RE: Structural Roof Inspection Address: 1309 Avon Terrace Southlake TX 76092 After review of the building and roof construction at the above reference property, I have determined that the structure is capable of supporting the additional dead and live loads resulting from the installation of a photovoltaic system installed per the attached plans and diagrams. The installation will comply with the required 115 mph wind loads in the City of Southlake To the best of my professional knowledge and belief,the subject construction and photovoltaic system installation will be in compliance with all state and local building codes and guidelines at the time of our review. F o j' tt it %*Ile HENRY1.DiFRANCO,JR. r...a q..........0...............#..... 106982 � 'P*% .. rl a�!e..r.s ..•Gti� tit �10HAL DESIGN PROFESSIONAL LIVE STAMP i nature Dat Principal Engineering, LLC Firm No.F-13180 PRINCIPAL Infrastructure TM Architecture ♦ Engineering ♦ Construction www.pi-aec.com ♦ info@pi-aec.coin wCij L(7 (2 w w x C/) Cl) CU Q 3 cv Z J W co cc)C� U1 —J \ �j Z Z J C� (� Cb co / 0 N W 0 X r co �... 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Description Variable Value Units Net Design Wind Pressure(Uplift) P-00(Uplift) -47.3 psf Net Design Wind Pressure(Downforce) P,13o(Downforce) 16.5 psf Adjustment Factor for Height and Exposure Category A 1 Importance Factor I 1 Design Wind Load(Uplift) Pee(Uplift) -47.3 psf Design Wind Load(Downforce) Prat(Downforce) 16.5 psf Load Combinations Calculations Description Variable Downforce Uplift Units Dead Load D 5 5 psf Total Design Wind Load Pnet 16.5 -47.3 psf Snow Load S 0 Total Load Combination 1 D+0.75Pnet+0.75S 17.375 psf Total Load Combination 2 D+Pnet 21.5 psf Total Load Combination 3 D+S 5 psf Total Load Combination 4 0.6D+Pnet -44.3 psf Max Absolute Value Load 44.3 psf Distributed Load Calculation Description Variable Value Units Maximum Absolute Value of Load Combinations P 44.3 psf Module Length Perpendicular to Rails B .�"w7��yi1 ft Distributed Load(Uplift) w �'ir�'�1 11 1�� plf Ifs" L..91H0f4b6O r 0-0 4�e •!we �4<®s1.ib®BAie000B6o A0e09®w4N4®W6�Nb� ;+ HENRY 1.DWRAN ,!1$. r...,,..............4...........,.,.. 106R2 f ?�tti�aQ 0 Ile, At.. rm No. F-1318 0 `t U Principal Engineering,LLC Unirac - Solarmount/ Sunframe Configurator-Project Specs Page 2 of 2 Distributed Load(Downforce) w 57.84 Of Rail Span Information Description Variable Value Units Racking Attachment Type Single L Racking Attachment Aluminum Flat Top Rail preference SM RAIL 168"CLR Revised Rail Span L 4 ft Allowable Spans Single L Foot SM 4 It Single L Foot SMHD 6.5 it Double L Foot SM 4 ft Double L Foot SMHD 6.5 ft Point Load Calculations(per Code,these are based on maximum allowable spans as shown in chart above) Description Variable Downforce Uplift Units Single SM Point Load Force R 231.4 -476.7 Ibs Single SMHD Point Load Force R 376.0 -774.7 Ibs Point Load Calculations for your span are: Rail preference SM RAIL 168"CLR Revised Rail Span L 4 ft Solar Mount Point Load Force R 231.4 -476.7 Ibs This engineering report and associated bill of materials is to be evaluated to Unirac SolarMount Code Compliant Installation Manual 227.3(Pub 110616.1cc)and SunFrame Code Compliant Installation Manual 809(Pub 110518-2cc)which references International Building Code 2003,2006,2009 and ASCE 7-05.ASCE 7-02 and California Building Code 2010. The installation of products related to this engineering report is subject to requirements in the above mentioned installation manual. Rev 3.2-8/2&2011 IDF 1 It A iB i •HEN RY 1.DiFRANCO,JR. rJ®era`ea...........w........... fn.a+o� �V -a 106982 Firm No. F-13180 Principal Engineeri.ng,LLC Installation Address: 1309 Avon Terrace Southlake TX 76092 The following components installed per the attached diagrams and plans will comply with the required 143 mph ultimate wind loads in the City of Seabrook. See attached plans labeled as follows;Quick Mount PV,L-Foot Layout,Rail Layout,Solar array Layout. 143 mph code Compliant Unirac Solar Installation Components. Unirac SolarMount Rail Components lo 0FM Ae Figure 4.SolarMount standard rail components. ORail —Supports PV modules. Use two per row of lock washer for attaching L-foot. Flashings: Use one per modules. Aluminum extrusion,anodized. standoff. Unirac offers appropriate flashings for both standoff types. © Rail splice —Joins and aligns rail sections into single O Lag screw For L-foot(5/16")—Attaches standoff to length of rail. It can form either a rigid or thermal rafter. See PV Quickmount Notes below. expansion joint, 8 inches long,predrilled. Aluminum extrusion,anodized. Top Mounting Clamps ® Self-drilling screw —(No. 10 x 3/a") —Use 4 per rigid Top Mounting Grounding Clips and Lugs splice or 2 per expansion joint. Galvanized steel. O L-foot—Use to secure rails either through roofing ADDITONAL NOTES: material to building structure or standoffs. Refer to loading tables for spacing. Note: Please contact Unirac PV QUICKMOUNT—AttachesL-foot or standoff to for use and specification of double L-foot. rafter. install per attached Quickmount PV detail;QMSC: Classic composition mount dated 7/19/2012. If lag screw © L-foot bolt (3/8" x 3/a") —Use one per L-foot to secure head is exposed to elements,use stainless steel. Under rail to L-foot. Stainless steel. flashings, zinc plated hardware is adequate. Waterproof roofing sealant —Use a sal ropriate O Flange nut(3/8")—Use one per L-foot to secure rail to �. to your roofing material.Consul t 3N L-foot. Stainless steel. �' J �tal currently providing warrant .•...... HENRY 1.DiFRANCO,J ♦l.e%.............i.......e".l.�.we..� 11 �9° 0692 Io�I°R a.e irm o. F-13180 Principal Engineering,LLC