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26-557THA-ENGCO-B-51201 | Change Order Notice I-21-4809, Tri-State Tollway Roadway Reconstruction & Widening

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26-557THA-ENGCO-B-51201State & Local

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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The contract involves a Change Order Notice I-21-4809 related to the Tri-State Tollway Roadway Reconstruction and Widening project. It falls under solicitation number 26-557THA-ENGCO-B-51201 and was posted on March 17, 2026. The project is managed by the Illinois Construction agency headquartered in Downers Grove, Illinois, which is also the primary location for the project's performance. Ann Seagrave serves as the main contact person for this solicitation. This contract is part of a broader infrastructure effort focusing on enhancing and expanding the Tri-State Tollway, a crucial transportation corridor. The change order notice indicates modifications or additions to the original contract scope, which could involve adjustments to project timelines, costs, or specifications to address evolving needs or unforeseen conditions during construction. The solicitation does not specify set-aside categories or NAICS codes, suggesting broad eligibility. Interested parties can access further details and participate through the official Illinois bid platform.

General Info

Change Order I-21-4809 modifies Tri-State Tollway reconstruction, managed by Illinois Construction agency.

Agency

Illinois → ConstructionView Agency

NAICS

237310 - Highway, Street, and Bridge ConstructionView NAICS

Place of Performance

Central Administration, Downers grove, IL, 60515, US

Set-Aside

NONE

Documents

(1)

I-21-4809 Supplement Change Order Notice

PDF•1 page•other

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Timeline

PhaseSolicitation

PostedMar 17

Solicitation

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Organization & Contact Information

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AgencyIllinois → Construction

Contacts1 person available

OfficeDowners grove, IL, 60515, US

Organization / Agency

Illinois → Construction

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Office AddressDowners grove, IL, 60515, US

Contacts

Ann SeagravePurchaser

Interested Companies (1)

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Bowman Consulting Group

Chicago, Illinois

Full Description

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Change Order Notice I-21-4809, Tri-State Tollway Roadway Reconstruction & Widening

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