2026-78 BID Tri-City Water Resource Recovery Facility (WRRF) Aeration Basin Improvements

CLACKAMAS COUNTY NOTICE OF PUBLIC IMPROVEMENT CONTRACT OPPORTUNITY INVITATION TO BID #2026-78 Tri-City Water Resource Recovery Facility (WRRF) Aeration Basin Improvements October 7, 2026 Clackamas County (“County”) on behalf of Water Environment Services through its Board of County Commissioners is accepting sealed bids for the Tri-City Water Resource Recovery Facility (WRRF) Aeration Basin Improvements Project until November 10, 2026, 2:00 PM, Pacific Time, (“Bid Closing”) at the following location: Bidding Documents can be downloaded from the state of Oregon procurement website (“OregonBuys”) at the following address:

, Document No.S-C01010-00018145.

Prospective Bidders will need to sign in to download the information and that information will be accumulated for a Plan Holder's List. Prospective Bidders are responsible for obtaining any Addenda from Website listed above.

Submitting Proposals: Bid Locker Proposals will only be accepted electronically thru a secure online bid submission service, Bid Locker . Email submissions to Clackamas County email addresses will no longer be accepted. A.

Completed proposal documents must arrive electronically via Bid Locker located at

. B. Bid Locker will electronically document the date and time of all submissions. Completed documents must arrive by the deadline indicated in Section 1 or as modified by Addendum.

LATE PROPOSALS WILL NOT BE ACCEPTED. C. Proposers must register and create a profile for their business with Bid Locker in order to submit for this project. It is free to register for Bid Locker. D. Proposers with further questions concerning Bid Locker may review the Vendor’s Guide located at

. Engineers Estimate: $3,700,000.00 Contact Information Procurement Process and Technical

Questions: Tralee Whitley at TWhitley@clackamas.us A Mandatory

Pre-Bid Conference will be conducted on Wednesday, October 21 st , 2026 at 1:00pm. Bidders shall meet with County representatives at Tri-City WRRF Administration Building (15941 S Agnes Ave, Oregon City, OR 97045) for that purpose. Attendance will be documented through a sign-in sheet prepared by the County representative.

Prime bidders who arrive more than ten (10) minutes after the start time of the meeting (as stated in the solicitation and by the County’s watch) or after the discussion portion of the meeting (whichever comes first) shall not be permitted to sign in and will not be permitted to submit a bid on the project. Bids will be opened and publicly read aloud at the above Delivery address after the Bid Closing. Bid results will also be posted to the OregonBuys listing shortly after the opening.

State Prevailing Wage Prevailing Wage Rates requirements apply to this Project because the maximum compensation for all Owner-contracted Work is more than $50,000. Contractor and all subcontractors shall comply with the provisions of ORS 279C.800 through 279C.870, relative to Prevailing Wage Rates.

The Bureau of Labor and Industries (BOLI) wage rates and requirements set forth in the following BOLI booklet (and any listed amendments to that booklet), which are incorporated herein by reference, apply to the Work authorized under this Agreement: PREVAILING WAGE RATES for Public Works Contracts in Oregon, July 5, 2026 and amended on September 3, 2026, which can be downloaded at the following web address:

The Work will take place in Clackamas County, Oregon. Clackamas County encourages bids from Minority, Women, and Emerging Small Businesses.