91ST_AVENUE_WASTEWATER_TREATMENT_PLANT_PROCESS_CONTROL_PIPELINE_REHABILITATION_ENGINEERING_SERVICES.pdf

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91ST AVENUE WASTEWATER TREATMENT PLANT PROCESS CONTROL PIPELINE REHABILITATION ENGINEERING SERVICES
Solicitation number
WS90100101
Issued by
Maricopa County, Phoenix City, Arizona

About this file

This is a Request for Qualifications (RFQ) issued by the City of Phoenix, Arizona, Office of the City Engineer for engineering services related to the 91st Avenue Wastewater Treatment Plant Process Control Pipeline Rehabilitation Program. The City seeks a qualified consultant team to provide condition assessment, engineering analyses, design, permitting, programming, and construction administration and inspection services for process control pipelines and systems throughout the 91st Avenue Wastewater Treatment Plant, a 560-acre facility with a treatment capacity of 230 million gallons per day located in Tolleson, Arizona. The scope includes updating a previously completed assessment report, prioritizing rehabilitation and replacement recommendations, conducting field reviews, developing design and construction documents, obtaining required permits, providing cost estimates, and coordinating with City staff and contractors throughout multiple fiscal years with multiple design and construction packages. A pre-submittal meeting is scheduled for 10:00 am on Wednesday, September 9, 2026, both in-person at City Hall and via Microsoft Teams. Statements of Qualifications must be submitted electronically through the City's Procurement Portal by 12:00 pm, Phoenix time, on Friday, September 18, 2026. The City expects to notify the selected team in early October 2026, with a scope meeting anticipated for early November 2026.

The RFQ utilizes a qualifications-based selection process with evaluation criteria totaling 1,021 points, weighted across design experience of the prime firm (150 points), construction administration and inspection experience of the prime firm (150 points), design experience of key personnel and subconsultants (125 points), construction administration and inspection experience of key personnel and subconsultants (125 points), project understanding and approach (300 points), staffing information for key personnel (150 points), and reference checks (21 points). Submitted Statements of Qualifications are limited to ten pages in PDF format with minimum 10-point font, and must address all evaluation criteria. The City will select one to three teams based on SOQ evaluations; no formal interviews will be conducted. Once a team is selected, the City will negotiate fees and contract terms for City Council approval. The consultant team will be required to maintain project records electronically and utilize UNIFIER, the City's web-based project management database. The construction delivery method will utilize Job Order Contracting (JOC). Contact with City employees outside of designated channels is prohibited and will result in disqualification. All firms must be registered in the City's Vendor Management System prior to submitting a proposal.

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CITY OF PHOENIX, ARIZONA

OFFICE OF THE CITY ENGINEER

DESIGN AND CONSTRUCTION PROCUREMENT

REQUEST FOR QUALIFICATIONS

91ST AVENUE WASTEWATER TREATMENT PLANT PROCESS

CONTROL PIPELINE REHABILITATION ENGINEERING SERVICES

OPENGOV ID NO. WS90100101

RFQ Rev. 1/25 Page | 2

The City of Phoenix is seeking a qualified consultant team to provide Engineering services for the

Sub-Regional Operating Group (SROG) 91st Avenue Wastewater Treatment Plant Process

Control Pipeline Rehabilitation Program. Services may include condition assessment, engineering analyses, design, permitting, programming, and construction administration and inspection services. The project is located at the 91st Avenue Wastewater Treatment Plant at

5615 S. 91st Avenue, Tolleson.

Project Description

The 91st Avenue Wastewater Treatment Plant (WWTP) is located on a 560-acre site just east of

91st Avenue, south of Broadway Road and north of Southern Avenue. The plant is owned by

SROG and operated by the City of Phoenix. The facility has the capacity to treat 230 million gallons per day. Portions of the facility were built in the early 1960’s, and the facility has been expanded and modified since then. The facility treats wastewater with various processes consisting of:

• Screening

• Grit removal

• Primary sedimentation

• Activated sludge with nitrification-denitrification

• Secondary Sedimentation

• Disinfection by chlorine

• Dechlorination (sodium bisulfite)

Both primary and secondary solids are thickened using centrifuges in the Solids Thickening

Facility prior to digestion in sixteen anaerobic digesters using multi-phase digestion. Solids are fed to an acid-phase digester then to multiple methane phase digesters. Digested sludge is dewatered using centrifuges in the Solids Handling Facility and then hauled off-site for land application.

Wastewater is treated at the 91st Avenue WWTP in one of seven treatment trains, or plants.

Contained within each treatment train is primary sedimentation, activated sludge aeration, secondary sedimentation and effluent disposal.

The City intends to engage the services of a consultant team to provide condition assessment, risk analysis/planning, design, and construction administration and inspection services for the process pipelines and systems throughout the 91st Avenue WWTP. This rehabilitation or replacement program includes pipes up to 84 inches.

It is anticipated the design, construction administration and inspection, and construction necessary to complete the project scope will occur over multiple fiscal years with multiple design, construction, equipment procurement and equipment installation packages being required. The

City intends to utilize the Job Order Contracting (JOC) delivery method to complete construction of these projects.

Scope of Work

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Based on the 91st Avenue WWTP Process Control Pipeline Rehabilitation Study and

Assessment: Summary Report previously completed, the selected consultant team will review, and update the report to prioritize the project scope items and make recommendations for the rehabilitation and replacement of equipment, facilities, and systems necessary to meet the project goals. Subsequently it is anticipated that design, and construction administration and inspection services will be provided to complete rehabilitation or replacement of assets as needed.

91st Avenue WWTP Process Control Pipeline Rehabilitation Study and Assessment: Summary

Report is available for review by appointment only on Mondays, Wednesdays, and Thursdays from 8:00am - 3:00pm throughout the duration of the advertisement period. To make an appointment, please contact Allison Gonzalez at allison.gonzalez@phoenix.gov to schedule a two hour document viewing appointment. Due to space limitations, a maximum of two individuals from each firm will be allowed to attend a viewing appointment.

Services by the consultant team may include, but are not limited to, the following:

• Prepare an update to the 91st Avenue WWTP Process Control Pipeline Rehabilitation

Study and Assessment: Summary Report with the inclusion of the unified plants, UP01, and UP05 facilities.

o In conjunction with City engineering, operations and maintenance staff, and the

Contractor, the consultant team will develop an initial schedule for the rehabilitation and replacement of the assets. Schedule shall be prioritized based on the results of the field review(s), shall include and be cognizant of plant operations and maintenance schedules, and incorporate input from the Contractor regarding need for detailed design packages, equipment procurement schedules, and construction timeframes.

o Including life-cycle cost analyses to determine whether replacement or rehabilitation should be implemented to address deficiencies.

• The consultant team will be expected to be knowledgeable in regulatory requirements associated with the operation and maintenance of the 91st Avenue WWTP.

• In conjunction with City engineering, operations, maintenance staff, and the Contractor, the consultant team will conduct field review(s) of the equipment, facilities and systems as needed.

• In conjunction with City engineering, operations, maintenance staff, and the selected

Contractor, the consultant team will identify the scope, level and detail of construction drawings necessary to accomplish the project objectives.

• Develop contract documents including construction plans and specifications adhering to current City standard format and content requirements.

• Provide independent cost estimates of work to be completed by Job Order.

• Obtain all required permits for the construction and operation of the modifications.

mailto:allison.gonzalez@phoenix.gov

Page | 4

• Attend regular meetings with the project team to discuss, coordinate, and review the work progress and budget, resolve design issues, and document meeting minutes.

• In conjunction with City engineering, operations, maintenance staff, Work and Asset

Management (WAM) Core Team and the Contractor, the consultant team will coordinate the updating of the WAM system and database and ensure the completeness and accuracy of information provided to the WAM system.

• In conjunction with City engineering, operations, maintenance staff, the consultant team will provide necessary programming services to update and modify the facility’s computer control and information systems as a result of work within this project as needed.

• Perform on-site examination of materials, equipment, and workmanship.

• Keep the City informed of the progress of the work, and will guard the City against defects and deficiencies in such work and will disapprove or reject work failing to conform to the contract documents.

• Provide quality control services during the course of construction to assure that the overall technical correctness of the construction phase services is being followed and that construction schedule is being met.

• Arrange and coordinate special inspection for structural, mechanical, and electrical work, as required.

• In conjunction with City engineering, operations, maintenance staff, and the selected

Contractor, the consultant team will coordinate the tagging of rehabilitated or replaced assets and with the WAM Core Team, to update the WAM system and database and ensure the completeness and accuracy of information provided to the WAM system.

• Review operations and maintenance manuals for completeness and adherence to City standards and requirements.

• Prepare and review project documents (e.g. correspondence, schedules, submittals, shop drawings, test data, project data; etc.).

• Prepare and submit updates to the facility’s Information Access System (IAS) as needed.

• Represent the City’s interest in construction related matters. This includes preparation of

Maintenance of Plant Operation Plans (MOPOs) to coordinate plant equipment and process shutdowns with the contractor's work during construction in order to avoid disruption of the treatment process.

• Coordinate with appropriate agencies as necessary.

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• At any given time, the consultant team may have any number of projects in various stages of implementation and will be required to coordinate with City staff and the City’s

Contractor(s) on the status of these projects

Use of UNIFIER, an Application Service Provider (ASP) web-based project management database, may be required. The following information provides a guideline for utilization. Any questions related to the requirements of UNIFIER should be directed to the Project Manager.

• The Consultant will be required to maintain all project records in electronic format.

• The City provides an ASP web-based project management database which the Consultant will be required to utilize in the fulfillment of the contract requirements.

• The Consultant shall provide a computerized networked office platform with broadband internet connectivity.

• UNIFIER training will be provided through the City of Phoenix to firms under contract.

Pre-Submittal Meeting

A pre-submittal meeting will be held at 10:00 am, Phoenix time on Wednesday, September 9, 2026, at 200 W. Washington Street, City Hall, 8th Floor, East Conference Room AND via Teams.

At this meeting, City staff will discuss the scope of work, general project requirements, and respond to questions from the attendees. It is strongly recommended that interested firms attend the pre-submittal meeting. Inquiries regarding the project scope outside of this pre-submittal meeting must be directed to the Contracts Specialist.

Pre-Submittal Meeting Information:

Microsoft Teams meeting

Join: https://teams.microsoft.com/meet/299524002442791?p=30J2YomDIOx0RtLch2

Meeting ID: 299 524 002 442 791

Passcode: DS7hH9Qh

Statement of Qualifications Evaluation Criteria

A firm will be selected through a qualifications-based selection process based on the criteria below. Subcriteria are listed in order of importance in relation to project services. City of Phoenix project experience is not required.

No. Evaluation Criteria Scoring Method Weight (Points) https://teams.microsoft.com/meet/299524002442791?p=30J2YomDIOx0RtLch2

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1. Design Experience of the Prime Firm

Describe the experience and qualifications of the prime firm in providing design services for similar projects. Identify projects the submitting firm has completed in the last three years. For each project listed, provide:

A. Description of the project including scope and project owner

B. Role of the firm and explain how this relates to the services being solicited

C. Project’s original contract value, final contract value, and reason for variance

D. Project’s start date and completion date

Points Based 150 (14.7% of Total)

2. Construction Administration and

Inspection Experience of the Prime Firm

Describe the experience and qualifications of the prime firm in providing construction administration and inspection (CA&I) services for similar projects. Identify projects the submitting firm has completed in the last three years. Include assigned

CA&I personnel if different from personnel performing design services. For each project listed, provide:

A. Description of the project including scope and project owner

B. Role of the firm and explain how this relates to the services being solicited

C. Project’s original contract value, final contract value, and reason for variance

D. Project’s start date and completion date

Points Based 150 (14.7% of Total)

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3. Design Experience of the Key Personnel and Subconsultants

Describe the experience and qualifications of the specific project team expected to be assigned to this project in providing design services for similar projects. For each key person identified, list their length of time with the firm. List each key person’s role in the projects provided. If a project selected for a key person is the same as one selected for the firm, provide just the project name and the role of the key person. For each project listed, provide:

A. Description of the project including scope and project owner

B. Role of the team or team member and explain how this relates to the services being solicited

C. Project’s original contract value, final contract value, and reason for variance

D. Project’s start date and completion date

Points Based 125 (12.2% of Total)

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4. Construction Administration and

Inspection Experience of Key Personnel and Subconsultants

Describe the experience and qualifications of the project team expected to be assigned to this project in providing construction administration and inspection services for similar projects. For each key person identified, list their length of time with the firm. List each key person’s role in the projects provided. If a project selected for a key person is the same as one selected for the firm, provide just the project name and the role of the key person. Include assigned CA&I personnel if different from personnel performing design services. For each project listed, provide:

A. Description of the project including scope and project owner

B. Role of the team or team member and explain how this relates to the services being solicited

C. Project’s original contract value, final contract value, and reason for variance

D. Project’s start date and completion date

Points Based 125 (12.2% of Total)

5. Project Understanding and Approach

Describe your firm’s understanding of the

City’s need for this project, including important considerations such as project issues and challenges. Describe the team’s approach to the project, including important considerations such as scope, schedule, and budget, MOPOs, and managing a wide variety of tasks in different stages of implementation.

Points Based 300 (29.4% of Total)

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6. Staffing Information for Key Personnel

Provide the following:

A. Team’s availability and commitment to the project, including subconsultants

B. Team’s plan to maintain continuity of the proposed services

C. Organization chart showing key personnel, current professional licenses or certifications, and assigned roles for both Design and Construction Administration and Inspection Services for the project

D. Identify the location of the lead firm’s principal office and the home office location of key staff on this project.

Points Based 150 (14.7% of Total)

7. Reference Checks

Use the form provided in the Attachments section to obtain at least three references.

It is preferred no more than one be a City of Phoenix project. If your firm has not completed prior projects with other agencies, you will not be penalized. It is recommended there be references outside the City of Phoenix.

*These points are in addition to the 1,000 points for the SOQ.

Points Based 21 (2.1% of Total)

Submittal Requirements

Electronic Submittal Process: Firms interested in this project must submit a Statement of

Qualifications (SOQ) electronically through the City's Procurement Portal at https://procurement.opengov.com/portal/phoenix.

Submittal requirements are as follows:

Vendor Information: All firms must be registered in the City’s Vendor Management System prior to submitting a proposal. The vendor number should be included on the cover of the

SOQ. Information on how to register with the City is available at:

https://www.phoenix.gov/financesite/Pages/EProc-help.aspx https://procurement.opengov.com/portal/phoenix https://www.phoenix.gov/financesite/Pages/EProc-help.aspx

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If your firm is already registered with the City of Phoenix’s Procurement system, please visit https://procurement.opengov.com/portal/phoenix to login and access the electronic solicitation.

Submittals:

• Submit only one SOQ electronically, in .PDF format only, addressing all evaluation criteria. No hard copies will be accepted.

• Clearly display the firm legal name, vendor number, project title, and project number on the cover of the SOQ.

• A maximum of 10 pages is permitted to address all content in the SOQ submittal.

(Maximum page limit includes evaluation criteria and all additional content. It does not include information sheet.)

• Submit electronically the Statement of Qualifications by 12:00 pm, Phoenix time, on

Friday, September 18, 2026.

• Page size must meet requirements of 8½” x 11”.

• Font size must not be less than 10 point.

• Content count:

o Each side of a page containing evaluation criteria and additional content will be counted toward the maximum page limit noted above.

o Pages that have project photos, charts and/or graphs will be counted towards the maximum page limit noted above.

o Front and back covers, information sheet, Table of Contents pages, and divider (tab) pages will NOT be counted toward the maximum page limit noted above, unless they include evaluation criteria and additional content that could be considered by the selection panel.

Information Sheet: Provide an information sheet that includes project title, OpenGov ID number, legal firm name (not a trade name), address, phone number, vendor number, and the name, title, email address and signature of your contact person for the project. Do not include any additional information.

Evaluation Criteria: Address the SOQ evaluation criteria.

Note: All pages exceeding the specified maximum page limit will be removed from the submittal and not considered in evaluating a submitted SOQ.

Grounds for Disqualification

Please be advised that the following will be grounds for disqualification, and will be strictly enforced:

• Submitting a Statement of Qualifications for a different project.

Page | 11

• Violating the “Contact with City Employees” policy contained in this RFQ.

Selection Process and Schedule

Interested teams will submit a Statement of Qualifications (SOQ). The team will be selected through a qualifications-based selection process. A Selection Panel will evaluate each SOQ per the criteria set forth in Section 5 above.

The City will select a team based on the SOQ’s received; no formal interviews will be conducted.

The City may conduct a due diligence review on the team receiving the highest evaluation.

The City expects to create a final list of at least one, but not more than three teams for this project.

The City will enter into negotiations with the selected team and execute a contract upon completion of negotiation of fees and contract terms for City Council approval.

The following tentative schedule has been prepared for this project.

Pre-submittal Meeting 10:00 am on Wednesday, September 9, 2026

SOQs Due 12:00 pm on Friday, September

18, 2026

Selection Notification Early October 2026

Scope Meeting Early November 2026

If the City is unsuccessful in negotiating a contract with the best-qualified team, the City may then negotiate with the next most qualified team until a contract is executed, or the City may decide to terminate the selection process. Once a contract is executed with the successful firm, the procurement is complete.

The firm selected for this project will be notified directly by the City. Notification to all other firms on the status of a short list for this project will be posted on the City of Phoenix’s Procurement

Portal:

https://procurement.opengov.com/portal/phoenix

General Information

Citywide Capital Improvement Projects. Consulting and contractor services supporting the

City’s Capital Improvement Projects are procured under the authority of the City Engineer, currently located within the Street Transportation Department. Design and Construction

Procurement coordinates the citywide consulting and construction contracting procurement processes.

Changes to Request for Qualifications. Any changes to this Request for Qualifications

(RFQ) will be in the form of a Notification. The City of Phoenix shall not be held responsible for any oral instructions. Notifications are available on both the Current Opportunities and City's eProcurement Portal at https://procurement.opengov.com/portal/phoenix.

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It shall be the responsibility of the registered RFQ holder to determine, prior to the submittal of the Statement of Qualifications, if a Notification has been issued. Registered

RFQ holders may refer to the web page or call the Contracts Specialist (listed below) to ascertain if a Notification has been issued for this project.

Alternate Format. For more information or a copy of this publication in an alternate format, contact the Contracts Specialist (listed below) - Voice or TTY 711. Requests will only be honored if made within the first week of the advertising period.

Release of Project Information/Public Records Request. The City shall provide the release of all public information concerning the project, including selection announcements and contract awards. Those desiring to release information to the public must receive prior written approval from the City. To submit a Public Records Request, visit phoenix.gov/prr.

City Rights. The City of Phoenix reserves the right to reject any or all Statements of

Qualifications, to waive any informality or irregularity in any Statement of Qualifications received, and to be the sole judge of the merits of the respective Statements of Qualifications received.

Contact with City Employees. This policy is intended to create a level playing field for all

Proposers, assure that contracts are awarded in public, and protect the integrity of the selection process. OFFERORS THAT VIOLATE THIS POLICY WILL BE DISQUALIFIED.

Beginning on the date the RFQ is issued and until the date the contract is awarded or the RFQ withdrawn, all persons or entities that respond to the RFQ, including their authorized employees, agents, representatives, proposed partner(s), subcontractor(s), joint venture(s), member(s), or any of their lobbyists or attorneys (collectively the Proposer), will refrain from any direct or indirect contact with any person (other than the designated Contract Specialist) who may play a part in the selection process, including members of the evaluation panel, the City Manager, Assistant

City Manager, Deputy City Managers, Department heads, the Mayor and other members of the

Phoenix City Council. As long as the RFQ solicitation is not discussed, Proposers may continue to conduct business with the City and discuss business that is unrelated to this RFQ solicitation with City staff.

Commencing on the date and time a solicitation is published, potential or actual proposers

(including their representatives) will only discuss matters associated with the solicitation with the

Mayor, any members of City Council, the City Manager, any Deputy City Manager, or any department director directly associated with the solicitation (including in each case their assigned staff, except for the designated procurement officer) at a public meeting, posted under the Arizona

Revised Statutes, until the resulting contract(s) are awarded or all offers or responses are rejected and the solicitation is cancelled without any announcement by the procurement officer of the City’s intent to reissue the same or a similar solicitation.

Proposers may discuss their proposal or the RFQ solicitation with the Mayor or one or more members of the Phoenix City Council, provided such meetings are scheduled through the

Contract Specialist Alissa Bahr, conducted in person at 200 W. Washington, Phoenix, Arizona

85003, and are posted as open meetings with the City Clerk at least twenty-four (24) hours prior to the scheduled meetings. The City Clerk will be responsible for posting the meetings. The posted notice shall identify the participants and the subject matter, as well as invite the public to participate.

https://phoenix.gov/prr

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Conflict of Interest. The City reserves the right to disqualify any Proposer on the basis of any real or apparent conflict of interest that is disclosed by the proposal submitted or any other data available to the City. This disqualification is at the sole discretion of the City. Any Proposer submitting a proposal herein waves any right to object now or at any future time, before any body or agency, including but not limited to, the City Council of the City of Phoenix or any court.

Protest Procedures. Firms responding to disqualification or a procurement outcome are referred to the Code of the City of Phoenix Chapter 2, Article XII, Section 2-187 to 2-190.4, which governs protest procedures utilized throughout the selection process. The procedures may be reviewed through the City of Phoenix website at:

http://www.codepublishing.com/az/phoenix/

A copy of the Protest Policy is also available online at:

https://www.phoenix.gov/administration/departments/streets/careers/business-opportunities.html

Questions - Questions pertaining to this selection process or contract issues should be submitted via the Procurement Portal.

Vendor Questionnaire

*Response required http://www.codepublishing.com/az/phoenix/ https://www.phoenix.gov/administration/departments/streets/careers/business-opportunities.html

REQUEST FOR QUALIFICATIONS
Project Description
Scope of Work
Pre-Submittal Meeting
Statement of Qualifications Evaluation Criteria
Submittal Requirements
Grounds for Disqualification
Selection Process and Schedule
General Information
Vendor Questionnaire

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