CO #13 BOD CO FORM 2009C005.PDF

Maricopa County — Formal (2026-03-11)

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DISTRICT APPROVAL
I certify that this change is required to accomplish the overall task for which this contract is 
initiated.
Project Manager - Dave Degerness
Date
Division Manager - Don Rerick
Date
I certify that funds are available to accomplish this Change Order
I certify that this change is within the limits authorized by the Maricopa County 
Procurement Code
Finance Manager - Karen Scott
Date
Contracts Manager- Sharon Rogers
Date
Consultant CHANGE ORDER - BOD APPROVAL
Maricopa County Flood Control District
Date: 2/12/2026
Change Order Number:
13
Amount:
$50,000.00
Agenda Item No.
C-69-10-012-5-07
Contract No: 2009C005
Work Order No:
207.01.31
Consultant Name: Tetra Tech, Inc.
Project Name: Buckeye FRS #1 Rehabilitation Project
Intial Amount:
$2,000,000
 Contract Notice to Proceed Date:
9/9/2009
Total Prior Change Orders:
$4,470,000.00
Change order 13 will add $50,000 to the contract increasing its value from $6,470,000 to $6,520,000. It is needed to address ADWR comments on the 
construction completion report, as built drawings and the final assembly of the construction completion report for delivery to ADWR and NRCS.
With this Change Order, the total amount of this contract has increased 226.00%
With inclusion of this change, this contract has a revised cumulative performance period of 6322 days.
The contract completion date is: 12/31/2026
By reason of this change 0 days extension of time will be allowed.
By mutual agreement of the parties, the following contract change(s) are incorporated into the above-identified contract.  All other contract terms and conditions remain unchanged.
The following financial information is submitted:
Initial Contract Amount
$2,000,000.00
Amended Contract Amount w/ previous change orders
$6,470,000.00
Current Change Order Request
$50,000.00
Amended Contract Amount w/ current change order
$6,520,000.00
We, the undersigned Consultant, do hereby agree that upon execution of this Change Order that we will perform all work as identified above, and as may be 
described in attachment(s) and will accept the above specified amount(s) as full payment thereof.
IN WITNESS WHEREOF, the parties herein have executed this Contract Change Order:
Contractor Name: Tetra Tech, Inc.
Principal (Signature)
Address: 7061 N Camino Martin, Suite 140   
Printed Name
Title
City: Tucson 
State:AZ, 85741
Date
FLOOD CONTROL DISTRICT OF MARICOPA COUNTY
RECOMMENDED BY:
ACCEPTED AND APPROVED:
Flood Control Director - Paul Baughman
Date
Chair, Board of Directors- 
Date
LEGAL REVIEW
ATTEST:
Approved as to form and within the powers and authority granted under the laws of the 
State of Arizona to the Flood Control District of Maricopa County.
County Attorney - 
Date
Clerk of the Board - 
Date
Douglas Lantz, PE
Principal Project Manager
2-12-2026
Docusign Envelope ID: 9E8D95DA-8DCA-484E-BB94-ACF8CA754ADC
2/12/2026
2/12/2026
2/12/2026
2/12/2026
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2/12/2026