SLED Opportunity · WASHINGTON · CITY OF MERCER ISLAND, WA

    City of Mercer Island Water Supply Pipeline: Subcontractor Bid Package 001 - 10” Watermain Installation

    Issued by City of Mercer Island, WA
    cityRFPCity of Mercer Island, WASol. 241877
    Closed
    STATUS
    Closed
    due Mar 25, 2026
    PUBLISHED
    Mar 9, 2026
    Posting date
    JURISDICTION
    City of
    city
    NAICS CODE
    237110
    AI-classified industry

    AI Summary

    City of Mercer Island seeks qualified contractors for the Replacement of the Water Supply Line project involving 10" watermain installation. Bids due electronically by 2:00 pm PST on March 24, 2026.

    Opportunity details

    Solicitation No.
    241877
    Type / RFx
    RFP
    Status
    open
    Level
    city
    Published Date
    March 9, 2026
    Due Date
    March 25, 2026
    NAICS Code
    237110AI guide
    Agency
    City of Mercer Island, WA

    Description

    The City of Mercer Island is soliciting bids from qualified contractors for construction services associated with Replacement of the Water Supply Line project, located on the City of Mercer Island near the I-90 EB on-ramp at East Mercer Way. The pipeline alignment proceeds west onto SE 36th Street and climbs Gallagher Hill Road. Sealed bids must be received electronically by the City no later than 2:00 pm on Tuesday, March 24, 2026.  Contractors are responsible for allowing sufficient time for electronic transmission to ensure timely receipt. Late submittals will not be accepted. There will be no public bid opening. Bid results will be posted on the Procurement Portal.

    Key dates

    1. March 9, 2026Published
    2. March 25, 2026Responses Due

    AI classification tags

    Frequently asked questions

    SLED stands for State, Local, and Education. These are solicitations issued by state governments, counties, cities, school districts, utilities, and higher education institutions — as opposed to federal agencies.

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