CPA2022015-Z2022214 SECTION 2_PART2.PDF

Maricopa County — Formal (2023-05-24)

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Bob Fedorka, PE 
Planning & Development 
301 W. Jefferson St., Suite 170 
Phoenix, Arizona 85003 
Phone: (602) 506-7151 
www.maricopa.gov/planning 
Email address: 
bob.fedorka@maricopa.gov 
Planning & Development 
 
Engineering Plan Review 
Date:    
March 20, 2023 
 
Memo To: Darren Gerard, AICP, Planning Manager, Department of Planning & 
Development 
 
Attn: 
Adam Cannon, AICP, Sr. Planner, Planning & Development Services 
 
cc: 
Michael Norris P.E., Engineering Manager, Planning and Development 
 
From: 
Bob Fedorka, PE, Engineering Supervisor, Planning & Development 
 
Subject:   
Z2022214 – Harquahala Sun II (Utility Scale Solar) (E4 Memo) 
APN(s): 
Multiple 
Engineering Review has reviewed the 3rd plan and report routed for review on 
3/20/2023 and no objections subject to the following conditions. 
 
1. On-site retention basins must be designed to contain overflows/spillways 
designed to accommodate the unattenuated peak 100 year inflow to each 
respective basin, inclusive of offsite flows. 
 
2. Detailed grading and drainage plans must be submitted with building permit 
application(s) indicating that runoff from each solar field area will be directed 
to a retention basin. 
 
3. Any reduction in the 100 year, 2hr. retention volume requirement will require 
approval of a Drainage Waiver. The waiver application is a separate application 
and must demonstrate that there will be no increase in runoff from the site as 
a result of the proposed development. At a minimum, the first flush volume of 
runoff must be retained. The Drainage Waiver is a separate application must 
be approved prior to issuance of building permit(s). 
 
4. Existing contour lines must be annotated on the plans submitted for building 
permit(s). 
 
5. Any buildings located in a floodplain must be elevated to the RFE or otherwise 
floodproofed. 
 
6. Disturbance to floodplains will require a floodplain use permit (issued 
concurrent with building permit(s) by PND).  
 
7. The gen-tie line will require an FCD issued R/W permit where it crosses FCD 
encumbered properties (i.e. Saddleback FRS/Diversion Channel), prior to 
issuance of a building permit(s) involving this work.

Page 2 of 2 
 
 
 
 
 
 
 
 
8. Preservation of R/W is required as shown on the approved plans. 
 
9. Engineering review of planning and/or zoning cases is for conceptual design 
only. All development and engineering design shall be in conformance with 
Section 1205 of the Maricopa County Zoning Ordinance; Drainage Policies and 
Standards; Floodplain Regulations for Maricopa County; MCDOT Roadway 
Design Manual; and current engineering policies, standards and best practices 
at the time of application for construction. 
 
10. Based on the conceptual design nature of the information submitted, changes 
to the site layout and/or a reduction in the number of solar arrays or BESS may 
be necessitated by the final engineering design of the site’s drainage 
infrastructure. 
 
Please contact me with any questions.

MCDOT -- TRAFFIC ENGINEERING 
REVIEW COMMENT SHEET 
1 of 1
Project Name: Harquahala Sun Phase II 
Location:  Van Buren St. and 507th Ave. 
MCDOT File No.: Z2022214
Date: 03/10/2023 
Reviewer: Shannon Wood, P.E. 
Phone No.: (602) 506-2250  
Consultant: Kimley Horn 
Project No.:  291565006 
Plans Sealed By: Keith Christian II, P.E. 
Consultant Code: 
A = Will Comply        B = Deleted 
C = Consultant to Evaluate
Item 
Number
Page 
Number
 
Comments
Consultant 
Reply
 
 
 
 
 
 
 
 
=  =  = 
 
 
1 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
=  =  = 
 
 
General 
 
 
 
 
 
 
 
 
 
2nd REVIEW (TS) 
 
Consultant:  Please use the code and respond to each comment in the 
Consultant Reply Column.  This sheet is for our record, please answer every 
question and sign and date your acknowledgement or the plans will be 
sent back to complete the process.  Send back the marked-up plans and a 
new set of plans along with this comment sheet.  Thank you for your 
cooperation. 
=  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  = 
Review Comments: 
 
1st review comments have been addressed by the developer.  Therefore, 
County has no further comments on this traffic statement. 
 
 
 
 
 
The Traffic Statement is Approved. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Signature: _____________________________________ Date: ___________ 
 
 
Use CODE 
"A", "B","C" 
in this column 
next to every 
comment. 
 
 
 
=  =  =  =

MCDOT -- TRAFFIC ENGINEERING 
REVIEW COMMENT SHEET 
1 of 4
Project Name: Harquahala Sun Phase II 
Location:  Van Buren St. and 507th Ave. 
MCDOT File No.: Z2022214
Date: 12/27/2022 
Reviewer: Shannon Wood, P.E. 
Phone No.: (602) 506-2250  
Consultant: Kimley Horn 
Project No.:  291565006 
Plans Sealed By: Keith Christian II, P.E. 
Consultant Code: 
A = Will Comply        B = Deleted 
C = Consultant to Evaluate
Item 
Number
Page 
Number
 
Comments
Consultant 
Reply
 
 
 
 
 
 
 
 
=  =  = 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
=  =  = 
 
 
 
 
 
 
 
 
 
 
 
 
1st REVIEW (TS) 
 
Consultant:  Please use the code and respond to each comment in the 
Consultant Reply Column.  This sheet is for our record, please answer every 
question and sign and date your acknowledgement or the plans will be 
sent back to complete the process.  Send back the marked-up plans and a 
new set of plans along with this comment sheet.  Thank you for your 
cooperation. 
=  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  = 
General Project Summary: 
 
The proposed Harquahala Sun Phase II project is planned to include a ~300 
megawatt, alternating current (MWac) generating facility.  The site is 
approximately 3,414 acres, across 27 parcels.  The study is based on an 
opening year of 2024. 
 
Per the traffic statement, at full build-out, the proposed development is 
anticipated to generate up to 92 total weekday daily trips, 23 AM Peak Hour 
Trips and 23 PM Peak Hour Trips on a typical weekday. 
 
The development is proposing twenty-three (23) full-access points: 
• 
Proposed Driveway A: Harquahala Valley Rd. South of Van Buren St. 
• 
Proposed Driveway B: 507th Ave. South of Van Buren St. 
• 
Proposed Driveway C: Elwood St. East of 507th Ave. 
• 
Proposed Driveway D: Van Buren St. East of 507th Ave. 
• 
Proposed Driveway E: Van Buren St. between 499th Ave. and 507th 
Ave. 
• 
Proposed Driveway F: Buckeye Rd. East of 507th Ave. 
• 
Proposed Driveway G: Buckeye Rd. East of Driveway F 
• 
Proposed Driveway H: Buckeye Rd. East of Driveway G 
• 
Proposed Driveway I: South of Buckeye Rd. & East of 507th Ave. 
• 
Proposed Driveway J: Elwood St. West of 499th Ave. 
• 
Proposed Driveway K: Broadway Rd. East of 507th Ave. 
• 
Proposed Driveway L: Broadway Rd. East of Driveway K. 
• 
Proposed Driveway M: Broadway Rd. East of Driveway L. 
• 
Proposed Driveway N: 499th Ave. South of Elwood St. 
• 
Proposed Driveway O: 499th Ave. South of Lower Buckeye Rd. 
• 
Proposed Driveway P: 499th Ave. North of Driveway O 
• 
Proposed Driveway Q: 499th Ave. North of Lower Buckeye Rd. 
• 
Proposed Driveway R: 499th Ave. North of Driveway Q 
• 
Proposed Driveway S: 499th Ave. North of Driveway R 
• 
Proposed Driveway T: 499th Ave. South of Buckeye Rd. 
• 
Proposed Driveway U: 499th Ave. North of Buckeye Rd. 
• 
Proposed Driveway V: 499th Ave. North of Driveway U 
• 
Proposed Driveway W: 499th Ave. South of Courthouse Rd. 
Use CODE 
"A", "B","C" 
in this column 
next to every 
comment. 
 
 
 
=  =  =  =

MCDOT -- TRAFFIC ENGINEERING 
REVIEW COMMENT SHEET 
2 of 4
Project Name: Harquahala Sun Phase II 
Location:  Van Buren St. and 507th Ave. 
MCDOT File No.: Z2022214
Date: 12/27/2022 
Reviewer: Shannon Wood, P.E. 
Phone No.: (602) 506-2250
Consultant: Kimley Horn 
Project No.:  291565006 
Plans Sealed By: Keith Christian II, P.E.
Consultant Code: 
A = Will Comply        B = Deleted 
C = Consultant to Evaluate
Item 
Number
Page 
Number
 
Comments
Consultant 
Reply
 
 
 
 
 
 
 
 
=  =  = 
 
1 
 
 
 
 
2 
 
 
 
 
 
 
 
 
 
 
3 
 
 
4 
 
 
 
 
 
 
5 
 
 
 
 
 
6 
 
 
 
 
 
 
 
 
 
 
=  =  = 
 
General 
 
 
 
 
Site Plan 
 
 
 
 
 
 
 
 
 
 
General 
 
 
Site Plan 
 
 
 
 
 
 
Site Plan 
 
 
 
 
 
Site Plan 
 
 
1st REVIEW (TS) 
 
Consultant:  Please use the code and respond to each comment in the 
Consultant Reply Column.  This sheet is for our record, please answer every 
question and sign and date your acknowledgement or the plans will be 
sent back to complete the process.  Send back the marked-up plans and a 
new set of plans along with this comment sheet.  Thank you for your 
cooperation. 
=  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  = 
Review Comments: 
Revise and re-submit the study to Maricopa County Planning and 
Development Department as per the comments in this sheet. Use the code 
and respond to each comment in the Consultant reply column on this sheet 
and attach it along with your re-submittal. 
 
The project has site frontage along the following private roads:  
• 
Van Buren St.  
• 
Webb St.  
• 
Lincoln St.  
• 
Sherman St.  
• 
Tonto St.  
• 
Elwood St., also known as Broadway Rd. 
• 
These roads shall remain private.  MCDOT will not accept these 
roadways into the public system 
 
The review comments below are limited to roadways in the project vicinity 
under Maricopa County jurisdiction. 
 
The following roads have a future functional classification of Minor Arterial per 
latest MCDOT Roadway Design Manual cross-section figure 5.3.  
• 
Courthouse Rd. 
• 
Elwood St. 
• 
Harquahala Valley Rd.  
• 
499th Ave. 
 
The following roads have a future functional classification of Major Collector 
per latest MCDOT Roadway Design Manual cross-section figure 5.4.  
• 
Lower Buckeye Rd. 
• 
507th Ave. 
 
Buckeye Rd. has a future functional classification of Minor Collector per latest 
MCDOT Roadway Design Manual cross-section figure 5.5.  
 
 
Use CODE 
"A", "B","C" 
in this column 
next to every 
comment. 
 
 
 
=  =  =  =

MCDOT -- TRAFFIC ENGINEERING 
REVIEW COMMENT SHEET 
3 of 4
Project Name: Harquahala Sun Phase II 
Location:  Van Buren St. and 507th Ave. 
MCDOT File No.: Z2022214
Date: 12/27/2022 
Reviewer: Shannon Wood, P.E. 
Phone No.: (602) 506-2250
Consultant: Kimley Horn 
Project No.:  291565006 
Plans Sealed By: Keith Christian II, P.E.
Consultant Code: 
A = Will Comply        B = Deleted 
C = Consultant to Evaluate
Item 
Number
Page 
Number
 
Comments
Consultant 
Reply
 
 
 
 
 
 
 
 
=  =  = 
 
 
7 
 
 
 
8 
 
 
 
 
9 
 
 
 
 
 
 
 
10 
 
 
 
11 
 
 
 
 
12 
 
 
13 
 
 
 
 
 
 
 
 
 
 
 
 
=  =  = 
 
 
Site Plan 
 
 
 
General 
 
 
 
 
Site Plan 
 
 
 
 
 
 
 
General 
 
 
 
General 
 
 
 
 
Site Plan 
 
 
General 
1st REVIEW (TS) 
 
Consultant:  Please use the code and respond to each comment in the 
Consultant Reply Column.  This sheet is for our record, please answer every 
question and sign and date your acknowledgement or the plans will be 
sent back to complete the process.  Send back the marked-up plans and a 
new set of plans along with this comment sheet.  Thank you for your 
cooperation. 
=  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  = 
Review Comments: 
 
Huisman St. has a future functional classification of Local Road per latest 
MCDOT Roadway Design Manual cross-section figure 5.6.  
   
 
Setbacks shall be per Maricopa County Zoning Ordinance, Section 1105 
based on the Right-of-Way requirements of the future roadway classifications 
noted above and any additional setbacks required by the MCDOT Planning 
Department during the permit process. 
 
Developer shall ensure access in maintained to adjacent/adjoining parcels not 
included in this development such as but not limited to, parcels: 
• 
APN  506-29-016-E 
• 
APN  506-29-016-F 
• 
APN 506-29-016-G 
• 
APN 506-29-016-E 
• 
APN  506-29-031-C 
 
Update the Traffic Statement and site plan to address connections to County 
roadways at all applicable intersections including but not limited to 
Courthouse Rd. & 499th Ave. 
 
Please update the site plan to include at a minimum: location, size, and 
spacing of proposed driveways, along with driveways and access points 
adjacent to and opposite of the proposed development. Please refer to 
Typical-Site-Plan-Example-with-Checklist-PDF (maricopa.gov) for guidance. 
 
Driveway locations are conditionally approved.  Future modification to 
driveways may be required based on traffic warrants. 
 
Update Traffic Statement to identify whether a significant number of peak 
hour trips will be heavy trucks during construction.  If heavy construction 
traffic, discuss any mitigation measures that will be taken to accommodate 
traffic. 
Use CODE 
"A", "B","C" 
in this column 
next to every 
comment. 
 
 
 
=  =  =  =

MCDOT -- TRAFFIC ENGINEERING 
REVIEW COMMENT SHEET 
4 of 4
Project Name: Harquahala Sun Phase II 
Location:  Van Buren St. and 507th Ave. 
MCDOT File No.: Z2022214
Date: 12/27/2022 
Reviewer: Shannon Wood, P.E. 
Phone No.: (602) 506-2250
Consultant: Kimley Horn 
Project No.:  291565006 
Plans Sealed By: Keith Christian II, P.E.
Consultant Code: 
A = Will Comply        B = Deleted 
C = Consultant to Evaluate
Item 
Number
Page 
Number
 
Comments
Consultant 
Reply
 
 
 
 
 
 
 
 
=  =  = 
 
 
14 
 
 
 
15 
 
 
 
 
 
 
 
 
 
 
 
 
 
=  =  = 
 
 
General 
 
 
 
General 
 
 
 
 
 
1st REVIEW (TS) 
 
Consultant:  Please use the code and respond to each comment in the 
Consultant Reply Column.  This sheet is for our record, please answer every 
question and sign and date your acknowledgement or the plans will be 
sent back to complete the process.  Send back the marked-up plans and a 
new set of plans along with this comment sheet.  Thank you for your 
cooperation. 
=  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  =  = 
Review Comments: 
 
This review assumes no mixed-use land practice shall be allowed on this site.  
Any mixed-use activities shall require a new traffic statement be submitted for 
review and approval. 
 
Project resides in Flood zone AO, floodplain management standards apply. 
Submit the plans to Maricopa County Flood Control District for applicable 
review and approvals. 
 
 
 
 
 
The Traffic Statement is NOT Approved. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Signature: _____________________________________ Date: ___________ 
 
Use CODE 
"A", "B","C" 
in this column 
next to every 
comment. 
 
 
 
=  =  =  =

Page | 1  
 
 
 
 
Maricopa County 
Environmental Services Department 
Water and Waste Management 
 
 
 
 
 
 
 
 
 
 
 
The Maricopa County Environmental Services Department (MCESD) has completed review for the 
Harquahala Sun II planning case(s). Please note the following MCESD requirements for site 
development: 
Project Name: Harquahala Sun II 
Primary Contact Name:   
Garret Bean 
Planning Application Type: Zone Change 
APN(s):  506-28-022, 
 
506-28-023C, 506-28-024A, 506-28-024B,  
506-28-028B,  506-28-028E, 506-28-031C, 
506-28-031D,  
506-29- 
 
011A,  506-29-012A,  506-29-013A,  506-
29-013G,  506-29-015A,  506-29-015B,  
506-29-015C,   
506-29-015D, 
 
506-29-016A,  506-29-016K,  506-29-016L,  
506-29-017,  506-29-018B,  506-29-018E,  
506-29-024A,   
506-29- 
 
025A,  506-29-026A,  506-29-027D,  506-
29-027E,  506-29-027F,  506-29-027G,  
506-29-031D,   
506-29-031E  & 
 
506-29-031G. 
 
Reviewer: Souren Naradikian, P.E. 
Email: Souren.Naradikian@maricopa.gov 
Phone: 602-372-2907 
Planner Name: "[Insert Planner Name]"  
Planning Case #:  Z2022214  
Date: December 12, 2022 
 
Subdivision Infrastructure  
& Planning Program 
301 W. Jefferson St. 
Phoenix, AZ 85003 
 
Subdivision@maricopa.gov 
esd.maricopa.gov

Page | 1  
 
 
 
 
Maricopa County 
Environmental Services Department 
Water and Waste Management 
 
 
 
 
 
 
 
 
 
 
 
The Maricopa County Environmental Services Department (MCESD) has completed review for the  
Harquahala Sun II CPA planning case(s). Please note the following MCESD requirements for site 
development: 
Additional Notes –  
Environmental Services does not require these items for condition of approval of  CPA2022015, 
however these items must be addressed with the development of the site. Environmental Services 
does not require additional review of this case. 
 
*It should be noted that this document does not approve the referenced project. Comments are 
provided for the benefit of the applicant for MCESD permit requirements and as an advisory to 
Maricopa County Planning and Development Department. Other Maricopa County agencies may 
have additional requirements. Final review and approval will be made through Planning and 
Development Department procedures. Applicant may need to submit separate applications to the 
Maricopa County Environmental Services Department for approval of proposed facilities regulated 
by the Department. Review of any such application will be based on current regulations at the time 
of application. 
 
 
 
 
Project Name:  Harquahala Sun II CPA 
Primary Contact Name:  
 
Planning Application Type: CPA 
APN(s):  
 
Reviewer: Souren Naradikian, P.E. 
Email: Souren.Naradikian@maricopa.gov 
Phone: 602-372-2907 
Planner Name:  Adam Cannon, AICP 
Planning Case #:  CPA2022015 
Date: December 6, 2022 
 
Subdivision Infrastructure  
& Planning Program 
301 W. Jefferson St. 
Phoenix, AZ 85003 
 
Subdivision@maricopa.gov 
esd.maricopa.gov

Page | 2  
 
 
 
 
Maricopa County 
Environmental Services Department 
Water and Waste Management 
Drinking Water –  
For additional Drinking Water related questions, please contact the Drinking Water program at 
(602) 506-6935 or by email at sdwquestions@maricopa.gov. 
Additional Notes –  
Environmental Services does not require these items for condition of approval of  Z2022214 , 
however these items must be addressed with the development of the site. Environmental Services 
does not require additional review of this case. 
 
*It should be noted that this document does not approve the referenced project. Comments are 
provided for the benefit of the applicant for MCESD permit requirements and as an advisory to 
Maricopa County Planning and Development Department. Other Maricopa County agencies may 
have additional requirements. Final review and approval will be made through Planning and 
Development Department procedures. Applicant may need to submit separate applications to the 
Maricopa County Environmental Services Department for approval of proposed facilities regulated 
by the Department. Review of any such application will be based on current regulations at the time 
of application.

From:
Jon Fell
To:
Nichter, Keith
Cc:
Adam Cannon (PND); Bob Fedorka (PND)
Subject:
Re: FW: CPA2022015 - Comprehensive Plan Amendment for Harquahala Sun II
Date:
Friday, March 31, 2023 12:40:28 PM
Attachments:
image001.png
Yes, I agree. 
Jonathan Fell, PE, PTOE
Assistant District Engineer
ADOT Southwest District
GOOGLE GURU
2243 E Gila Ridge Road
Yuma, AZ 85365
928-317-2160
jfell@azdot.gov
azdot.gov
On Fri, Mar 31, 2023 at 12:05 PM Nichter, Keith <Keith.Nichter@kimley-horn.com> wrote:
Jon,
One thing you and I discussed was the flexibility of when these improvements occur.
Whether its before, during (depending on status of road quality) or after. If that still rings
true, could we revise it to say something like this?
At the time of application for building permits, plans shall indicate construction of
paved shoulders along the intersection of and extend through Salome Hwy and the
frontage road (Harquahala Valley Road) south of eastbound ramps within ADOT
ROW. Work shall also include replacement of the top 2" of the roadway surface and
re-striping at this location. Work within ADOT right-of-way shall require a permit
from ADOT. Timing of improvements shall be coordinated with ADOT prior to the
start of work.
Thanks,

Keith
 
From: Jon Fell <jfell@azdot.gov> 
Sent: Friday, March 31, 2023 11:29 AM
To: Adam Cannon (PND) <Adam.Cannon@maricopa.gov>
Cc: Bob Fedorka (PND) <Bob.Fedorka@maricopa.gov>; Nichter, Keith
<Keith.Nichter@kimley-horn.com>
Subject: Re: FW: CPA2022015 - Comprehensive Plan Amendment for Harquahala Sun II
 
I concur!
Thank you both.
 
 
Jonathan Fell, PE, PTOE
Assistant District Engineer
ADOT Southwest District
GOOGLE GURU
2243 E Gila Ridge Road
Yuma, AZ 85365
928-317-2160
jfell@azdot.gov
azdot.gov
 
 
On Fri, Mar 31, 2023 at 11:22 AM Adam Cannon (PND) <Adam.Cannon@maricopa.gov>
wrote:
Sure – I did a generic one covering it to start, but I’ll go ahead and do that.  Thanks.

Adam
 
From: Bob Fedorka (PND) <Bob.Fedorka@Maricopa.Gov> 
Sent: Friday, March 31, 2023 11:21 AM
To: Nichter, Keith <Keith.Nichter@kimley-horn.com>; Adam Cannon (PND)
<Adam.Cannon@maricopa.gov>
Cc: Jon Fell <jfell@azdot.gov>; Bob Fedorka (PND) <Bob.Fedorka@Maricopa.Gov>
Subject: RE: FW: CPA2022015 - Comprehensive Plan Amendment for Harquahala Sun
II
 
Adam – can you add a stipulation to Z2022214 so this does not get missed with
building permit submittals.
 
Something to the effect:
 
At the time of application for building permits, plans shall indicate construction of
paved shoulders along the intersection of and extend through Salome Hwy and
the frontage road (Harquahala Valley Road) south of eastbound ramps within
ADOT ROW. Work shall also include replacement of the top 2" of the roadway
surface and re-striping at this location. Work within ADOT right-of-way shall
require a permit from ADOT prior to the start of work.
 
Best Regards,
Bob Fedorka, PE
PLANNING & DEVELOPMENT
301 W Jefferson Street, Suite 170, Phoenix, AZ 85003
Engineering Supervisor
O:   602-506-7151   C:   602-689-2116
MARICOPA.GOV