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INTERGOVERNMENTAL AGREEMENT
BETWEEN THE COUNTY OF DU PAGE AND THE COUNTY OF COOK
FOR THE ELGIN O’HARE/I-390 CORRIDOR ENHANCEMENTS
PHASE III CONSTRUCTION-SECTION NO. 14-00245-05-LS
(DUPAGE COUNTY TO BE REIMBURSED $55,236.60)
resolution
WHEREAS, the Illinois State Toll Highway Authority (hereinafter referred to as "TOLLWAY") in order to facilitate the free flow of traffic and ensure safety to the motoring public, has improved the existing Elgin O'Hare Expressway, extended the expressway from its eastern terminus at Rohlwing Road (Illinois Route 53) to Illinois Route 83, known in its entirety as Illinois Route 390, and intends to further extend Illinois Route 390 to O'Hare International Airport (ORD) and construct the Western Access corridor connecting the Jane Addams Memorial Tollway (I-90) with the Tri-State Tollway (I-294), to be known in its entirety as I-490 (hereinafter referred to as "EOWA"), and included in multiple TOLLWAY construction contract(s). The TOLLWAY will implement, operate and maintain the mainline improvements as tolled facilities; and
WHEREAS, the County of DuPage (“DUPAGE”) has agreed through a Memorandum of Understanding with the TOLLWAY, dated December 9, 2014, to assume a lead role in developing and refining corridor and location specific aesthetic, architectural and/or enhancement features and improvements and to work closely with the TOLLWAY, partner agencies and corridor communities on design and implementation (hereinafter the “PROJECT”); and
WHEREAS, DUPAGE has secured Illinois Transportation Enhancement Program (“ITEP”) funding for certain corridor enhancements along Route 390; and
WHEREAS, DUPAGE and the County of Cook (“COOK”) have previously entered into an intergovernmental agreement (DuPage Resolution DT-R-0123-16) to share professional Phase I engineering costs of the PROJECT, which reimbursement has been made in full by COOK; and
WHEREAS, DUPAGE and COOK (“PARTIES”) have previously entered into an intergovernmental agreement (DuPage Resolution DT-R-0138-18) to share professional Phase II design engineering costs of the PROJECT, which reimbursement has been made in full by COOK; and
WHEREAS, DUPAGE and COOK have previously entered into an intergovernmental agreement (DuPage Resolution DT-R-0285-19 hereinafter referred to as “PREVIOUS AGREEMENT”) to share construction and construction engineering costs of the PROJECT; and
WHEREAS, the PREVIOUS AGREEMENT expired on December 31, 2022 with no invoicing or payments between the PARTIES for construction and construction engineering costs; and the PARTIES still intend to share construction and construction engineering costs in this new agreement (hereinafter “AGREEMENT”); and
WHEREAS, DUPAGE and COOK by virtue of their powers as set forth in the Counties Code, 55 ILCS 5/1-1001 et seq., are authorized to enter into this AGREEMENT; and
WHEREAS, this cooperative AGREEMENT is appropriate and such an agreement is authorized by Article VII, Section 10 of the Illinois Constitution and the Intergovernmental Cooperation Act, 5 ILCS 220/1 et seq.
WHEREAS, DUPAGE is the lead agency for construction for the PROJECT and the PARTIES have each agreed to pay fifty percent (50%) of the final construction and construction engineering costs, estimated to be $162,876.75, less any federal or Illinois Tollway share, with an estimated cost to be $55,236.60 for each of the PARTY’s share; and
WHEREAS, DUPAGE has prepared the attached Intergovernmental Agreement (hereinafter referred to as IGA) with COOK for the PROJECT.
NOW, THEREFORE, BE IT RESOLVED by the DuPage County Board that the DuPage County Chair is hereby authorized and directed to sign on behalf of DUPAGE and the DuPage County Clerk is hereby authorized to attest thereto, the attached IGA between the County of DuPage and the County of Cook; and
BE IT FURTHER RESOLVED that the DUPAGE County Clerk shall transmit a copy of this Resolution and one (1) executed duplicate original IGA to the County of Cook, by and through the DUPAGE Division of Transportation.
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Enacted and approved this 9th day of September, 2025 at Wheaton, Illinois.
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DEBORAH A. CONROY, CHAIR
DU PAGE COUNTY BOARD
Attest: ___________________________________
JEAN KACZMAREK, COUNTY CLERK