Bid guide

How to bid on the 2025 AC Water Main Replacement for the City of Mercer Island, WA

City of Mercer Island, WA Mercer Island, WACloses September 17, 2026

What the agency is buying

The City of Mercer Island, WA, is seeking qualified contractors for construction services related to the 2025 AC Water Main Replacement project. This is an opportunity for construction firms to secure a contract with a local government agency.

Key dates and deadlines

The deadline for submitting bids is September 17, 2026, at 5:00 PM ET. Bids must be received electronically by this time. Late submissions will not be accepted. There will be no public bid opening; bid results will be posted on the procurement portal.

Who this opportunity suits

This opportunity is suitable for construction firms with experience in water main replacement projects. Contractors specializing in infrastructure and utility work will find this relevant. The project falls under the construction category.

How to respond

To respond, you need to access the opportunity on OpenGov Procurement, the City of Mercer Island's procurement portal. You can sign in or create a free vendor account to download plans, ask questions, join the planholders list, and submit your electronic bid. Addenda notices will also be managed through OpenGov.

Tips for preparing a competitive response

Ensure your electronic submission is complete and submitted well before the deadline to account for any transmission delays. Carefully review all provided documents, including plans and specifications, to fully understand the scope of work. Pay close attention to any specific requirements for qualifications or experience outlined in the solicitation.

Formulate a clear and detailed proposal that highlights your firm's relevant experience and capabilities in water main replacement projects. Double-check all pricing and ensure it is accurate and competitive. If you have questions, submit them through the OpenGov portal to receive official clarifications, which may also benefit other bidders.

See the live bid — deadline, agency details, and how to respond

Dates and requirements can change via addenda; always verify on the bid page and at the original source before responding.

View this bid on BiddingSimple

This guide was prepared by BiddingSimple from the solicitation’s public posting. It is not official guidance from City of Mercer Island, WA; the original posting controls.