Project Information

Bid Title

WWTP Anaerobic Digester System Improvements

Issuing Agency

City of Pasco

Location

Washington

Published Date

Mar 8, 2026

Closing Date

Mar 26, 2026

Government Level

State & Local

Status

Closed

Original Source

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Bid Documents

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Project Description

Bid Title:	WWTP Anaerobic Digester System Improvements
Category:	Public Works - Current Bids
Status:	Open

Description: CITY OF PASCO – REQUEST FOR QUALIFICATIONS (RFQ) WWTP Anaerobic Digester System Improvements The City of Pasco is soliciting Statements of Qualifications from qualified consulting engineering firms to provide professional services for the evaluation, design, and preparation of construction documents for improvements to the City’s anaerobic digester gas storage and gas handling systems at the City’s Wastewater Treatment Plant (Facility). The selected consultant will assist the city in developing a comprehensive project to address aging and beyond useful life equipment, including digester cleaning, valve replacement, gas system upgrades, and replacement of the digester gas storage membrane (Dyster membrane or equivalent system). The complete RFQ and full scope of work may be obtained via the City website – http://www.pasco- wa.gov/Bids.aspx. It is the sole responsibility of the Consultant to obtain any RFQ updates or addenda from the City’s website. Responses shall be submitted electronically via e-mail only. One electronic copy, including attachments, shall be transmitted to Dustin Wittman at For security reasons, you must enable JavaScript to view this E-mail address.. E-mail Subject shall be: WWTP Anaerobic Digester System Improvements – SOQ with a maximum size of 20MB. The due date is Thursday, March 26, 2026, no later than 11:00AM PDT. Technical questions regarding the scope of this project should be put in writing and directed to both City Representatives listed in Section 1.9 of the RFQ, no less than three (3) working days prior to the time that submittals are due. There is no pre-proposal site meeting for this project. This project is funded by the 2025-2026 local budget. The City of Pasco, in accordance with the provisions of Title VI of the Civil Rights Act of 1964 (78 Stat. 252,42 U.S.C. 2000d to 2000d-4) and the Regulations, hereby notifies all bidders that will affirmatively ensure that any contract entered into pursuant to this advertisement, disadvantaged business enterprises will be afforded full and fair opportunity to submit bids in response to this invitation and will not be discriminated against on the grounds of race, color, or national origin in consideration for an award. Projects funded wholly or in part by Federal appropriations must comply with Code of Federal Regulations; 24 CFR 570.502, 24 CFR 85.36, 2 CFR 200. All federally-funded projects will be held to federal Equal Employment Opportunity (EEO) requirements.  The City of Pasco is an equal opportunity and affirmative action employer. Small, minority, and women-owned businesses are encouraged to submit bids.  The City of Pasco in accordance with Section 504 of the Rehabilitation Act and the Americans with Disabilities Act (ADA), commits to nondiscrimination on the basis of disability, in all of its programs and activities.  This material can be made available in an alternate format by e-mailing Dustin Wittman at For security reasons, you must enable JavaScript to view this E-mail address. or calling (509) 545-3447. Those submitting Firms determined to be best qualified to undertake the services required under this Request for Qualifications (RFQ) may be invited to make a presentation to the City’s interview team. The City reserves the right to reject any and all responses and to waive technicalities or irregularities, and after careful consideration of all submissions and factors involved make the award best serve the interests of the City of Pasco. Para más información o para solicitar un intérprete, favor de comunicarse con Litzy Olivera al 509-544-4135 o For security reasons, you must enable JavaScript to view this E-mail address.. Publication Date/Time: 3/8/2026 8:00 AM Publication Information: Tri-City Herald Closing Date/Time: 3/26/2026 11:00 AM Submittal Information: Electronic Submittal - submit to: [email protected] Bid Opening Information: Statement of Qualification Pre-bid Meeting: None Contact Person: Steve Brewer - Public Works Service Manager - [email protected] Kent McCue - Operations Manager - [email protected] Dustin C Wittman, CPSM - Project Support Specialist - [email protected] General Inquiries: [email protected] & 509-544-4135 Download Available: City of Pasco Website Fee: No fee to download or submit Plan & Spec Available: N/A Business Hours: Mon-Fri: 8:00a-5:00p Fax Number: N/A Plan Holders List: N/A Related Documents: City of Pasco -- WWTP Anaerobic Digester System Improvements RFQ

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Public Works Department – Engineering

525 N Third Avenue

Pasco, WA 99301

Phone 509.544.4135

REQUEST FOR QUALIFICATIONS

Engineering Services for

WWTP Anaerobic Digester System Improvements

Project No. TBD

RESPONSE DUE: Thursday, March 26, 2026 at 11:00AM

March 2026

CITY OF PASCO, WASHINGTON

WWTP Anaerobic Digester System Improvements RFQ

TABLE OF CONTENTS

1 INFORMATION AND INSTRUCTIONS ..............................................................................................................3

1.1 INVITATION TO PROPOSE.......................................................................................................................3

1.2 INTENT OF THE CITY ...............................................................................................................................5

1.3 QUESTIONS...............................................................................................................................................5

1.4 SUBMISSION PROCEDURES...................................................................................................................5

1.5 LATE SUBMITTALS AND MODIFICATIONS.............................................................................................5

1.6 WITHDRAWAL OF SUBMITTALS .............................................................................................................5

1.7 CONDITIONS AFFECTING THE WORK ...................................................................................................6

1.8 RFQ CONTENTS .......................................................................................................................................6

1.9 CITY REPRESENTATIVES........................................................................................................................6

1.10 FORMAT OF SUBMITTALS .......................................................................................................................7

1.11 BASIS FOR SELECTION ...........................................................................................................................7

1.12 PROFESSIONAL SERVICES AGREEMENT.............................................................................................8

2 SCOPE OF WORK .............................................................................................................................................8

2.1 BACKGROUND ..........................................................................................................................................8

2.2 PURPOSE ..................................................................................................................................................9

2.3 SCOPE OF WORK .....................................................................................................................................9

2.4 CITY RESPONSIBILITIES....................................................................................................................... 10

3 SELECTION CRITERIA................................................................................................................................... 10

3.1 SUBMITTAL REQUIREMENTS .............................................................................................................. 10

3.2 CONSULTANT QUALIFICATIONS ......................................................................................................... 11

3.3 INTERVIEW PROCESS .......................................................................................................................... 12

APPENDIX A: PROFESSIONAL SERVICES AGREEMENT

Page 2 of 12

1 INFORMATION AND INSTRUCTIONS

CITY OF PASCO, WASHINGTON

WWTP Anaerobic Digester System Improvements RFQ

1.1 INVITATION TO PROPOSE

The City of Pasco is soliciting Statements of Qualifications from qualified consulting engineering firms to provide

professional services for the evaluation, design, and preparation of construction documents for improvements to

the City’s anaerobic digester gas storage and gas handling systems at the City’s Wastewater Treatment Plant

(Facility).

The selected consultant will assist the city in developing a comprehensive project to address aging and beyond

useful life equipment, including digester cleaning, valve replacement, gas system upgrades, and replacement of

the digester gas storage membrane (Dyster membrane or equivalent system).

Responses shall be submitted electronically via e-mail only. One electronic copy, including attachments, shall be

transmitted to Dustin Wittman at wittmand@pasco-wa.gov. E-mail Subject shall be: WWTP Anaerobic Digester

System Improvements – SOQ with a maximum size of 20MB. The due date is Thursday, March 26, 2026, no

later than 11:00AM PDT.

Technical questions regarding the scope of this project should be put in writing and directed to both City

Representatives listed in Section 1.9 below, no less than three (3) working days prior to the time that submittals

are due.

There is no pre-proposal site meeting for this project. This project is funded by the 2025-2026 local budget.

The City of Pasco, in accordance with the provisions of Title VI of the Civil Rights Act of 1964 (78 Stat. 252,42

U.S.C. 2000d to 2000d-4) and the Regulations, hereby notifies all bidders that will affirmatively ensure that any

contract entered into pursuant to this advertisement, disadvantaged business enterprises will be afforded full and

fair opportunity to submit bids in response to this invitation and will not be discriminated against on the grounds of

race, color, or national origin in consideration for an award.

Projects funded wholly or in part by Federal appropriations must comply with Code of Federal Regulations; 24

CFR 570.502, 24 CFR 85.36, 2 CFR 200. All federally-funded projects will be held to federal Equal Employment

Opportunity (EEO) requirements. The City of Pasco is an equal opportunity and affirmative action employer.

Small, minority, and women-owned businesses are encouraged to submit bids. The City of Pasco in accordance

with Section 504 of the Rehabilitation Act and the Americans with Disabilities Act (ADA), commits to

nondiscrimination on the basis of disability, in all of its programs and activities. This material can be made

available in an alternate format by e-mailing Dustin Wittman at wittmand@pasco-wa.gov or calling (509) 545-

3447.

Those submitting Firms determined to be best qualified to undertake the services required under this Request for

Qualifications (RFQ) may be invited to make a presentation to the City’s interview team.

The City reserves the right to reject any and all responses and to waive technicalities or irregularities, and after

careful consideration of all submissions and factors involved make the award to best serve the interests of the

City of Pasco.

Para más información o para solicitar un intérprete, favor de comunicarse con Litzy Olivera al 509-544-

4135 o oliveral@pasco-wa.gov.

Page 3 of 12

City of Pasco, Washington

CITY OF PASCO, WASHINGTON

WWTP Anaerobic Digester System Improvements RFQ

____________________________________________

Prepared by Steve Brewer – PW Service Manager

____________________________________________

Prepared by Kent McCue – Operations Manager

____________________________________________

Reviewed by Dustin Wittman, CPSM – Project Support Specialist

____________________________________________

Reviewed by Andrey Avetisyan, PE – Engineering Manager

____________________________________________

Approved by Mary Heather Ames, PE – Deputy Public Works Director

Page 4 of 12

1.2 INTENT OF THE CITY

CITY OF PASCO, WASHINGTON

WWTP Anaerobic Digester System Improvements RFQ

The objective of this RFQ is to provide sufficient information to enable qualified Consultants to submit a single,

written SOQ. The Consultant’s SOQ shall demonstrate their recent and relative engineering experience in the

design of Dystor Membrane and Verec Gas Flare System improvements. As part of the project team, the selected

Consultant is expected to work closely with City Engineering and Operations staff, sub-consultants, contractors,

and construction management firms to successfully complete the projects.

This RFQ is not a contractual offer, nor is it a commitment to purchase services. Contents of this RFQ and the

Consultant’s submittal will be used as the basis to determine final contractual obligations. It is understood that this

RFQ and the successful Consultant’s submittal may be attached or included by reference, in part or in whole, to

any agreement regarding the services included in this RFQ between the City and said Consultant.

1.3 QUESTIONS

Any explanation desired by a submitting Consultant regarding the meaning or interpretation of the RFQ, or any part

thereof, must be submitted in writing (via e-mail) and directed to both City Representatives listed in Section 1.10,

no less than three (3) working days prior to the time that submittals are due.

Any interpretation made will be in the form of an addendum to the RFQ, issued by the City and will be posted to the

City Website – http://www.pascowa.gov/Bids.aspx. It is the sole responsibility of the Consultant to obtain any RFQ

updates or addenda. Please include “WWTP Anaerobic Digester System Improvements – RFQ” in the subject

line for all emails and correspondence related to this project.

1.4 SUBMISSION PROCEDURES

For consideration, Consultants shall submit an electronic copy of their SOQ. Failure to provide the submittal in the

appropriate manner will result in disqualification. Hard-copy, fax, or file-share submittals are not permitted and will

not be accepted. One electronic copy, including attachments, shall be transmitted to Dustin Wittman at

wittmand@pasco-wa.gov. Receipt time of submittal will be considered the time-stamp of the incoming email created

automatically by the City’s email server. Consultants are encouraged to submit the SOQ’s with adequate time for

the email to be processed by the City’s email server, with a maximum size of 20MB.

Email Subject shall be:

WWTP Anaerobic Digester System Improvements – SOQ

Due Date:

Thursday, March 26, 2026, no later than 11:00AM PDT

1.5 LATE SUBMITTALS AND MODIFICATIONS

Submittals and modifications thereof received after the stated time of closing will not be considered. The City is not

responsible for late deliveries. In accordance with the Due Date from Section 1.4 of this RFQ, the time of closing

will be determined per the Pacific Time Clock at http://www.time.gov/.

1.6 WITHDRAWAL OF SUBMITTALS

Submittals may be withdrawn by written request up to one (1) hour after the stated time of closing, as mentioned

above. Determination of the one-hour grace period shall be calculated based on the same reference as identified

in Section 1.5.

Page 5 of 12

Commodity Codes

• NAICS 541330Engineering Services

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