HomeMy WebLinkAboutSOLR-20-2148 City of Arcadia, CA Permit NO. SOLR-20-2148
Development Services Department Permit Type:Solar
240 West Huntington Drive,Post Office Box 60021
Arcadia,CA 91066-6021 Work Classification:Solar-Residential
(626)574-5416 Permit Status:Issued
ARCADIA Issue Date: 12/23/2020 Expiration: 12/23/2021
Addr NO. Dir Prefix Street Name Street Suffix Unit City,State,Zip Parcel Number
184 W DUARTE RD Arcadia,CA 91007-6920 5782004001
Contacts
ZHANG,BOTAO AND WU,YUQIN Owner True Power Solar Contractor
184 W Duarte RD,Arcadia,CA 91007 201 Clark AVE, Pomona,CA 91767
(626)446-9532 (714)676-8888 970591
�.y
Description: ROOF MOUNTED SOLAR SYSTEM 18 Valuation: $ 0.00 Tenant
MODULES/OPTIMIZERS AND 1 INVERTER
Total Sq Feet: 0.00 Plan Check# Plan#
Fees Amount Payments Amount Paid
Building Plan Check Fee Residential $100.00 Total Fees $324.72
Distribution Panel $16.48 Cash/Receipt#REC-06394-20 $324.72
Electrical Permit Issuance Fee $47.01 -
Amount Due: $0.00
Inverters $77.78
Panels $82.45
Solid Waste Management Fee 2 $1.00
Total: $324.72
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CALLS FOR INSPECTIONS
1„ Request for inspection by telephone at 626-574-5450. Leave a message
requesting the address,timeframe and what inspection item is needed.
This permit/plan review expires by time limitation and becomes null and
void if the work authorized by the permit is not commenced within 180 days
from the date of issuance or if the permit is not obtained within 180 days
from the date of plan submittal.This permit expires and becomes null and
void if any work authorized by this permit is suspended or abandoned for 180
consecutive days or if no progressive work has been verified by a City of
Arcadia building inspector for a period of 180 consecutive days.
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COMPLETED
December 23, 2020
Issued By: Date
December 23,2020 Page 1 of 1
OF AI
Gp.S,FOR,y,1
PERMIT/PLAN REVIEW APPLICATION
441.1' Development Services Department, 240 West Huntington Drive,Post Office Box 60021
'0�° „°tN Arcadia, CA 91066-6021, (626)574-5416,Fax (626)447-9173
City of
Arcadia
LICENSED CONTRACTOR'S DECLARATION WORKERS'COMPENSATION DECLARATION
❑ I hereby affirm under penalty of perjury that I am licensed under provisions of I hereby affirm under penalty of perjury one of the following:
Chapter 9(commencing with Section 7000,of Division 3 of the Business and
Professions Code,and my license is in full force and effect. ❑ I have and will maintain a certificate of consent to self-insure for workers'
License Class License No. Exp. Date compensation, as provided for by Section 3700 of the Labor Code, for the
Signature of Contractor performance of the work for which this permit is issued.
OWNER-BUILDER DECLARATION ❑ I have and will maintain workers'compensation insurance,as required by Section
❑ I hereby affirm under penalty of perjury that I am exempt from the Contractors 3700 of the Labor Code,for the performance of the work for which this permit
License Law for the following reason(Section 7031.5,Business and Professions is issued.My workers'compensation insurance carrier and policy numbers are:
Code.Any city or county which requires a permit to construct,alter,improve, Carrier
demolish,or repair any structure,prior to its issuance,also required the applicant
for such permit to file a signed statement that he or she is licensed pursuant to the Policy Number
provisions of the Contractors License Law(Chapter 9(commencing with Section (This section need not be completed if the permit is for one hundred dollars or less)
7000)of Division 3 of the Business and Professions Code)or that he or she is
exempt there from and the basis for the alleged exemption. Any violation of ❑ I certify that in the performance of the work for which this permit is issued,I shall
Section 7031.5 by any applicant for a permit subjects the applicant to a civil not employ any person in any manner so as to become subject to the workers'
penalty of not more than five hundred dollars($500)): compensation Laws of California,and agree that if 1 should become subject to the
workers'compensation provisions of Section 3700 of the Labor Code,I shall
❑I, as owner of the property, or my employees with wages as their sole forthwith comply with those provisions.
compensation,will do the work,and the structure is not intended or offered for
sale(Section 7044,Business and Professions Code:The Contractors License Date Signature
Law does not apply to an owner of property who builds or improves thereon,
or who does such work himself or herself or through his or her own
employees,provided that such improvements are not intended or offered for WARNING: Failure to secure Workers'Compensation coverage is unlawful,
sale.If,however,the building or improvement is sold within one(1)year of and shall subject an employer to criminal penalties and civil fines up to one
completion,the owner-builder will have the burden of proving that he or she hundred thousand dollars($100,000),in addition to the cost of compensation,
did not build or improve for the purpose of sale). damages as provided for in Section 3706 of the Labor Code, interest, and
attorney's fees.
❑I, as owner of the property, am exclusively contracting with licensed
contractors to construct the project(Section 7044,Business and Professions
Code:The Contractors License Law does not apply to an owner of property CONSTRUCTION LENDING AGENCY
who builds or improves thereon, and who contracts for such projects with a I hereby affirm under penalty of perjury that there is a construction lending agency
contractor(s)licensed pursuant to the Contractors License Law). for the performance of the work for which this permit is issued (Section 3097,
Civil Code).
❑ I am exempt under Section 7044,Business and Professions Code,for this reason:
Lender's Name
Date Signature Lender's Address
IMPORTANT: APPLICATION IS HEREBY MADE TO THE BUILDING OFFICIAL FOR A PERMIT SUBJECT TO THE CONDITIONS AND
RESTRICTIONS SET FORTH ON THIS APPLICATION AND THE FOLLOWING:
1. The City's approved plans and permit inspection card must remain on the job site for use by City inspection personnel.
2. Final inspection of the work authorized by this permit is required.A Certificate of Occupancy must be obtained prior to use and occupancy of new buildings
and structures.
3. Per South Coast Air Quality Management District(AQMD)regulations,renovation and remodeling work that results in the removal,stripping,or altering
of asbestos containing materials requires an asbestos survey and removal prior to disturbing the asbestos. Please contact AQMD at(909)396-2000 for
further information.
Name Title
PRINT NAME
I certify that I have read this application and state that the above information is correct and that I am the owner or duly authorized agent of the owner.
I agree to comply with all City ordinances and State Laws relating to building construction. I hereby authorize representatives of the City of
Arcadia to enter upon the above-mentioned property for inspection purposes.
Signature Date
BOTAO ZHANG-6.660kW DC, 6.000kW AC, 6.128kW CEC AC RATING
ROOF PLAN
NOTE:ALL EXPOSED EQUIPMENT/CONDUIT SHALL BE PAINTED TO MATCH FROM JUNCTION BOX TO ROOF EAVE EMT TYPE CONDUIT WILL RUN OVER THE ROOF AT 3 1/2"
THE ROOF OR WALL HEIGHT,THEN UNDER THE EAVE TO PV EQUIPMENT
NOTE:EXISTING ROOF TILE TO BE MAINTAINED
PHOTOVOLTAIC SYSTEM _
W P.OOUp0.TE ___----
18 SUNPOWER SPR X22-370 DC
1 SOLAREDGE TECHNOLOGIES ; 18"FIRE SETBACKS
SE6000H-US(240V) /
/ I
FIRE SPRINKLERS NO
PROPERTY UNE
43'
TOTAL AREA OF ROOF (SQ.FT) 1758
TOTAL ARRAY AREA(SQ.FT) 315.6950
TOTAL AREA OF ARRAY COVERED
IN THE ROOF(%) 17.96
I II:Ar ' TRUE POWER
S O L A R
I 121 :11i
ADOREf5:201 CLARK AVE,POMONA,U 91767
PHONE NUNUER:(71/(676-8888
CI
CUB:/970591
LICENCE TYP 6C46
f I CUSTOMER INFORMATION
36"FIRE SETBACKS 154'-6"
El
NAME:BOTAO ZHANG
El
CI
SOLAR ARRAY:1 B ADDRESS:184 W.DUARTE ROAD,
(18)SUNPOWER SPR X22-370 DCMODULES `� ARCADIA,CALIFORNIA 91007
(18)SOLAREDGE P400 POWER OPTIMIZER I 1T-3" pp. 0 -2'-4"
ROOF PITCH:20° 34.128152,-118.038479
ORIENTATION:268" El APN:578-200-4001
DRIVE WAY " 13 AHI:CA-CITY OF ARCADIA
PHOTOVOLTAIC ARRAY ON THE ROOF .�.
_ //,Ar A.-i:•, I PRN NUMBER:TPW-20198
-- - l I CONTRACTOR SIGNALT/U/IRr�tEr:�t�-
I STRING CONFIGURATION � � //
(E)SUB PANEL(INTERIOR) 25' BRANCH DETAILS
CONDUIT RUN A 9 MODULES
ROOF PLAN
(N)PV INVERTER(EXTERIOR) - B 9 MODULES
DESIGNER/CHECKED BY:
(N)AC DISCONNECT(EXTERIOR) SRI/BH
\\\
60'-30'
(E)MAIN SERVICE PANEL(EXTERIOR) POOL SCALE:AS NOTED REV:A
SCALE:1"=20'-0" ,
DATE:11/30/20 T-2
SAM ENGINEERING
3333 S.BREA CANYON RD.STE 104
DIAMOND BAR,CA 91765
Structural Calculations for:
Botao Zhang Residence
6.66 kW DC Photovoltaic Array Addition
184 W. Duarte Rd.
Arcadia, CA 91007
Owner/Developer:
True Power Solar
201 Clark Ave.
Pomona, CA 91767
December 2, 2020
Job#: 20-1241
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Page 1 of 4
SAM ENGINEERING
3333 S.BREA CANYON RD.STE 104
DIAMOND BAR,CA 91765
SOLAR RESIDENTIAL ROOF/BUILDING CHECK
Check Photovoltaic Array Addition-2019 California Building Code(CBC)
Gravity Design Loads:
Roof Type: Comp shingle over 1/2"sheathing over rafters over 5/8"gypsum board
Live Load: 20.0 psf
Dead Load:
Roofing Material: 2.0 psf
Sheathing: 1.5 psf
Roof Framing Members: 2.5 psf
Drywall: 1.5 psf
Insulation: 1.0 psf
Miscellaneous: 1.5 psf
Solar Array&Rack System 2 68 psf ----Additional Load Applied
Roof Dead Load w/o Solar Array= 10.00 psf Over<50%of Roof Area
Roof Dead Load at Solar Array= 12.68 psf
Total Roof Load w/o Solar Array= 30.0 psf
Total Roof Load at Solar Array= 32.7 psf
Area of Solar Array Addition(for gravity check)= 316 ft2(324 sqft of existing panels)
Total Area of Affected Rafters(for gravity check)= 2376 ft2
Area of Solar Array Addition(for seismic check)= 316 ft2
Total Area of Affected Roof(for seismic check)= 2376 ft2
Check Additional Gravity Loads on Rafters:
Total Load Increase at Affected Rafters= 0.36 psf
%of Total Load Increase= 1.19% < 5.0% OK
Per CBC 3403A.3 Additional Solar Array Weight is Structurally
Acceptable
Check Additional Gravity Loads on Lateral Resisting System:
Dead Load Increase at Entire Roof= 0.36 psf
%Dead Load Increase on Entire Roof= 3.56% < 10.0% OK
Per CBC 3403A.4 Additional Solar Array Lateral Load is Structurally
Acceptable
Page 2 of 4
Sht: El
SAM ENGINEERING Date:
3333 S.BREA CANYON RD.STE 104 #:
DIAMOND BAR,CA 91765 A:
ROOF MOUNTED SOLAR PANELS
Earthquake Design per ASCE 7-16- 13.3.1
Design Parameters
Site Class= D Per Table 1613A.3.2 Latitude,deg Longitude,deg
Short Period S.A.,SS= 1.957 2015 NEHRP Provisions 34.1281 -118.0384
Site Coefficient,Fa= 1.20 Table 1613A.3.3(1)
Sms=FaSs= 2.35 EQ 16A-37
SDs=2/3 Sms= 1.57 EQ 16A-39
Importance Factor,1p= 1.00 Section 13.1.3
Height of Equipment,z= 12.00 ft
Height of Roof,h= 12.00 ft
Weight of Panels to each Mount,Wp= 41.00 lbs
a = 1.00 Table 13.6-1
Rp= 2.50 Table 13.6-1
Determine Fp,Seismic Design Force(STRENGTH LEVEL1
Fp=(0.4apSDSWp)(1+2z/h)/(Rp/Ip)= 31 lbs EQ 13.3-1
[Not Greater Than:] Fp=1.6SosWplp= 103 lbs EQ 13.3-2
[Not Less Than:] Fp=0.3SDSWPIp= 19 lbs EQ 13.3-3
Use Fp= 31 lbs at each Roof Mount Bracket
Page 3 of 4
-
SAM ENGINEERING She: W,
Date:
3333 S.BREA CANYON RD.STE 104 _ #:
DIAMOND BAR,CA 91765 A: -
ROOF MOUNTED SOLAR PANELS
Components and Cladding-Wind Load Design per ASCE 7-16, 29.4.4- h<60 ft
Design Parameters
Design Wind Velocity(3s Gust),V= 110 mph
Wind Exposure= C
Mean Panel Height= 12.00 ft
Total Effective Area of Typical Array= 316 ft2
Panel Area to Each Support= 12.00 ft2
Angle of Panels= 20 degrees(worst case)
a= 3 ft(3ft.Min.)
Determine Wind Force at Each Roof Mount
qh=0.00256 K,K11 Kd V2 I= 13.4 psf Load case 0.6•11h
K,= 0.85 Table 26.10-1,Page 268
K„= 1.0 Figure 26.8-1,Page 267
Kd= 0.85 Table 26.6-1,Page 266
1= 1.00
Y=U" v=180"
GCp(Zone 1)= 0.50 -2.00 Per Figures 30.3-2A thru 30.3-2AI
GCP(Zone 2)= 0.50 -2.80 Per Figures 30.3-2A thru 30.3-2A
GCP(Zone 3)= 0.70 -3.60 NO PANELS IN ZONE 3
YE= 1.50 29.4-7 page 327
Ya 0.70 Figure 29.4-8 Page 331
(+)P=qh(GCp)(YE)(Y,)= 10.0 -39.5 psf,Positive Wind(10 psf min)-Worst Case
Lateral Load at Each Mount= 41 -162 lbs
Compression/Uplift at Each Mount= 113 -445 lbs
Roof Mount is attached to roof sheathing&roof members w/(1)5/16"x 3.5" Lag Screw at 48" Max.on center w/
Min.2.5"thread embed per TRUE POWER SOLAR.
Allowable Loads for 5/16" Diameter Lag Screw per the 2018 NDS:
(Table 11.2A) Withdrawl= 266 lb/in x 2.5"embed x (Cd=1.6)= 1064 lbs
(Table 11K) Shear= 120 lb x (Cd=1.6)= 192 lbs
SOLAR ARRAY ATTACHMENT METHOD IS STRUCTURALLY ACCEPTABLE.
Page 4 of 4
• i
SUNP WERTM
11/19/2020
Attn.: To Whom It May Concern
re: Job EDWARD SHYU: 29 EAST ORANGE GROVE AVENUE, ARCADIA, CALIFORNIA 91006
The following calculations are for the structural engineering design of the photovoltaic
panels.
After review, I certify that the roof structure has sufficient structural capacity for the
applied PV loads.
All PV mounting equipment shall be designed and installed per manufacturer's approved
installation specifications.
If you have any questions, don't hesitate to contact.
Sincerely,
Heinrich A. Villanueva, PE Heinric
MNmkfi A
Vlllanuevs
Of.E
`gyp. VIL/e"
Design Criteria: g
Code: 2019 California Building Code NO. 80828 - m
ASCE 7-16 \°- Ea3.31-21
Live Load: 20 psf � •� �;
Ult Wind Speed: 110 mph
Exposure Cat: C
Ground Snow: 0 psf
2125 E Katella Ave#220,Anaheim, CA 92806 1714.787.3850
-Date :11/19/2020
Job Code: EDWARD SHYU
SUN PC WE R2of6
Structrure Geometry:
Mean Roof Height, hn = 13 ft
Eave Height, he = 8 ft
Buiding Length, L = 106 ft
Building Width, B = 79 ft
Module Area = 17.5 ft2
Roof Properties:
Roof 1
Roof Pitch (deg) = 15
Roofing Type= Clay Tile
Sheathing Type= 5/8 OSB Sheathing
Wood Species= Doug Fir-Larch#2
Wood Fb (psf) = 129600
Wood Fv(psf) = 25920
Wood E (psf) = 230400000
Wood Lag Withdrawal (lb/in) = 266
Framing Type= 2x10 Rafter
Framing OC Spacing(in.) = 24
Section Thickness, b(in.) = 1.50
Section Depth, d (in.) = 9.25
Section Modulus,Sx (in.^3) = 21.39
Beam Span (ft) = 8
Pen Trib Width (ft) = 2.55
Rail Span (ft) = 4.00
CD (Wind) = 1.6
CD (Snow) = 1.15
Cts= 1.10
CM= 1.0
Ct= 1.0
Ct= 1.0
CF = 1.1
CfU = 1.0
Ci= 1.0
C = 1.15
Mallowable wind (Ib-ft) = 3572
Mallowable snow(Ib-ft) = 2567
2125 E Katella Ave#220,Anaheim, CA 92806 1714.787.3850
Date :11/19/2020
Job Code: EDWARD SHYU
SUNP W 3 of
Dead Load:
Clay Tile 12.0
5/8 OSB Sheathing 2.0
2x10 Rafter @ 24" OC 1.6
Misc(Insulation etc) 1.0
Total Roof 1 DL 16.6 psf
PV DL 2.8 psf
Roof 1
Roof_Dist_DL= 32
M Roof Dist DL= 256
Def Roof Dist DL= 0.0016
PV_uni Dist DL= 5
M_PV_uni_Dist_DL= 43
Def PV uni Dist DL= 0.0003
Total uni DL= 37
M Total uni_DL= 300
Def Total uni DL= 0.0018
Rail Down DL= 7
Rail_M_DL= 14
Pens_Down_DL= 28
Pens Side DL= 7
Wind Load:
Ultimate Wind Speed = 110 mph
Directionality Factor, kd = 0.85
Topographic Factor, kzt = 1
Velocity Pressure Exposure Factor, kz= 0.85
Ground Elevation Factor, ke = 1.00
Velocity Pressure, qz= 22.35
Array Edge Factor, yE = 1.5
2125 E Katella Ave#220,Anaheim,CA 92806 1714.787.3850
Date :11/19/2020
Job Code: EDWARD SHYU
SUNP W4of6
Solar Equalization Factor,ya = 0.75
Roof 1
External Pressure Up,GCp_1= -2.00
External Pressure Up,GCp_2= -2.60
External Pressure Up,GCp_3= -3.10
External Pressure Down, GCp= 0.60
Design Pressure Up, p_1= -50.29
Design Pressure Up, p_2 = -65.38
Design Pressure Up, p_3 = -77.95
Design Pressure Down, p= 16.00
uni_Dist_W_up= -101
M_uni_Dist_W_up= -805
Def uni_Dist_W_up= -0.0049
uni Dist Wdown = 32
Muni Dist Wdown = 256
Def uni Dist Wdown = 0.0016
Module_Up_W1= -50
Module_Up_W2 = -65
Module Down W= 16
Rail_Up_W1= -128
Rail_Up_W2= -167
Rail Down W= 41
Rail_M_Up_W1= -257
Rail_M_Up_W2 = -334
Rail M Down W= 82
Pens_Up_W1= -514
Pens_Up_W2= -668
Pens Down W= 163
Module Check(Service Level):
Roof 1 Down = 16 psf < 125 psf OK
Roof 1 Up z1 = 30 psf < 62 psf OK
2125 E Katella Ave#220,Anaheim, CA 92806 1714.787.3850
Date :11/19/2020
Job Code: EDWARD SHYU
SUNP W5of6
Roof 1 Up z2 = 39 psf < 62 psf OK
Rail Check(LRFD):
Roofl 1.4D : 19 lb-ft < 548 lb-ft OK
Roof1 1.2D+ 1.65+0.5W : 58 lb-ft < 548 lb-ft OK
Roof1 1.2D+0.5S+ 1.0W : 98 lb-ft < 548 lb-ft OK
Roof1 0.9D+ 1.0W (Up z1) : 244 lb-ft < 548 lb-ft OK
Roofl 0.9D+ 1.0W(Up z2) : 321 lb-ft < 548 lb-ft OK
Attachment Check(ASD):
Roofl 1.0D+0.6W : 126 lbs < 829 lbs OK
Roof1 1.0D+0.75*[1.0S+0.6W] : 101 lbs < 829 lbs OK
Roof1 1.0D+ 1.05 : 28 lbs < 829 lbs OK
Roof1 0.6D+0.6W (Up z1) : 292 lbs < 681 lbs OK
Roof1 0.6D+0.6W (Up z2) : 384 lbs < 681 lbs OK
Attachment Lateral Check(ASD):
Roof1 1.0D+ 1.0S : 7 lbs < 533 lbs OK
Lag Screw Uplift Check(ASD):
5/16" Lag Screw Withdrawl Value= 266 lbs
Lag Screw Penetration = 2.5 in.
Roof1 0.6D+0.6W (Up zl) : 292 lbs < 665 lbs OK
Roof1 0.6D+0.6W(Up z2) : 384 lbs < 665 lbs OK
Framing Check(ASD):
Roof1 uni 1.0D+0.6W : 453 lb-ft < 3572 lb-ft OK
Roof1 uni 1.0D+0.75*[1.05+0.6W] : 415 lb-ft < 3572 lb-ft OK
Roof1 uni 1.0D+ 1.0S : 300 lb-ft < 2567 lb-ft OK
Roof1 uni 0.6D+0.6W (Up z1) : 303 lb-ft < 3572 lb-ft OK
2125 E Katella Ave#220,Anaheim, CA 92806 1714.787.3850
Date :11/19/2020
Job Code: EDWARD SITYU
SUN PC W E R 6of6
Seismic Check:
Stucco 10.0 psf
2x4 Studs @ 16" 2.0 psf
Gypsum 3.0 psf
Misc. (Insulation, etc.) 2.0 psf
Total Wall DL= 17 psf
Total Wall Area = 2960 ft^2
Total Wall W= 50320 lbs Existing Weight
Total Roof DL= 17 psf
Total Roof Area = 8374 ft^2
Total Roof W= 138923 lbs Existing Weight
PV Panel W= 46 lbs
Number of Panels = 12
Total PV W= 546 lbs Additional Weight
%increase= (Wexisting+Wadditional)/Wexisting = 0% OK
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
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.
2125 E Katella Ave#220,Anaheim, CA 92806 1714.787.3850