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    SLED Opportunity · ILLINOIS · ILLINOIS

    I-16-4669 - CO #29 - ATP #35.1 - Rdwy and Bridge Construct,IL390 and I490 Intchange

    Issued by Illinois
    stateRFPIllinoisSol. 26-557THA-ENGCO-B-51532
    Closed
    STATUS
    Closed
    due Apr 15, 2026
    PUBLISHED
    Mar 17, 2026
    Posting date
    JURISDICTION
    Illinois
    state
    NAICS CODE
    237310
    AI-classified industry

    AI Summary

    State-level construction opportunity for roadway and bridge work at the IL390 and I490 interchange in Illinois, with a due date of April 15, 2026.

    Opportunity details

    Solicitation No.
    26-557THA-ENGCO-B-51532
    Type / RFx
    RFP
    Status
    OPEN
    Level
    state
    Published Date
    March 17, 2026
    Due Date
    April 15, 2026
    NAICS Code
    237310AI guide
    Jurisdiction
    Illinois
    State
    Illinois
    Agency
    Illinois

    Description

    Please refer to item and attachment tabs for additional information.

    Key dates

    1. March 17, 2026Published
    2. April 15, 2026Responses Due

    AI classification tags

    roadway constructionbridge constructionhighway interchangestate transportation projectsconstruction management

    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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