Current Projects

  1. Bid Opportunities
  2. Active Projects
  3. Upcoming Projects
  4. Completed Projects
  5. Utility Plans

2023-2026 Transportation and Land Application of Biosolids

Due: January 24, 2023 at 4:00 PM PST

Description: This service contract requires a Vendor with the qualifications, permits and experience necessary to receive, transport and perform beneficial land applications of the City’s biosolids in accordance with WAC 173-308-310.

Request for Proposals (.pdf)
Addendum 01 - Contract Updates (.pdf)
Addendum 02 - RFP Text Updates (.pdf)

Selection: Kissler / BPI
Selection Scoring Breakdown (.pdf)

Request For Proposals- Managed Information Technology Services

Due: January 23, 2023 at 3:00 PM PST

Description: Managed Information Technology Services including day to day operations, IT security, network and device management, disaster recovery, IT procurement, software and application management and strategic planning. RFP Proposal Info.

2022 Duvall Wastewater Treatment Plant Improvements

Due: December 22, 2022 at 2:00 PM PST (CHANGED**)

Prebid Meeting: November 29, 2022

Bidding Documents: Please find Project and Bidding Documents on the City's Builder's Exchange site. Project documents below may be incomplete or outdated. Please reference Builder's Exchange for the latest project documents.

Description: Mobilization, demolition, construction of 4th MBR train and ancillary equipment; construction of UV disinfection system, piping and ancillary equipment; construction of centrifuge dewatering system, conveyors and ancillary equipment; construction of slide gates and ancillary equipment; and installation of pumps, electrical, instrumentation associated with these improvements.

WWTP Plan Set
WWTP Contract Documents
Appendix C - Suez MBR
Addendum 01
Addendum 02
Addendum 03

Public Bid Opening Viewing - Zoom Meeting Link

Topic: City of Duvall - 2022 Duvall Wastewater Treatment Plant Improvements Bid Opening

Time: Dec 22, 2022 02:00 PM Pacific Time (US and Canada)


Join Zoom Meeting


Meeting ID: 750 1289 9004

Passcode: 1LRfb5

Note: Contractors can view the bid opening in person at Duvall's Visitor's Center.