Portland Water District, Maine. The Portland Water District will be issuing a Request for Qualifications (RFQ) for a Progressive Design-Build-Operate team to support the preliminary design of a regional biosolids handling facility in Southern Maine. Open — accepting responses.
The Portland Water District will be issuing a Request for Qualifications (RFQ) for a Progressive Design-Build-Operate team to support the preliminary design of a regional biosolids handling facility in Southern Maine. The facility is intended to provide advanced treatment ... Published in Portland Press Herald.
Portland Water District issued this engineering opportunity in Maine. It was published on June 10, 2026.
Portland Water District in Maine is using this solicitation to procure engineering work. Public agencies typically advertise this kind of work as a Request for Quote (RFQ), with award decisions driven primarily by price among pre-qualified bidders. Bidders responding to a engineering solicitation in Maine are generally expected to provide proof of liability insurance and workers' compensation coverage, hold any state license or trade certification required for the scope of work, and post performance and payment bonds for contracts above the agency's threshold.
Federal-aid funding flowing through programs such as the Federal Highway Administration, FEMA, or the Infrastructure Investment and Jobs Act brings additional compliance requirements on solicitations like this one, including Davis-Bacon prevailing wage, Buy America provisions where applicable, and Disadvantaged Business Enterprise (DBE) participation goals set by the issuing agency. PublicBidSearch indexes this solicitation alongside other open bids in Maine so contractors and vendors can compare active opportunities by category, agency, or location without monitoring each procurement portal individually.
To submit a quote for this RFQ, review the full solicitation documents for Portland Water District's exact scope of work, submission format, and any mandatory pre-bid meeting or site visit. Confirm how the agency accepts responses — through an electronic procurement portal, as a sealed hard-copy bid, or by email — because the required method varies by agency and a non-conforming submission can be disqualified. Vendors that have not previously contracted with Portland Water District should confirm whether registration on the agency's vendor system is required to be eligible for award.
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