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Illinois THA - Toll Highway Authority·Illinois

ChangeOrderNotice I-21-4744Elgin O'Hare Western Access I-294 to 1-90 East of I-294 at Grand Ave CMS

Closes 11/3/2026$900k – $1.1MInvitation for Bid
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Description

The Illinois State Toll Highway Authority is issuing a supplemental change order for Contract I‑21‑4744 with STV Inc. This amendment adds $995,000 of Phase III construction‑management services, raising the total contract value to $5,617,000. The work includes on‑site inspections, layout reviews, geotechnical testing, preparation of records, pay estimates, change orders, documentation, and full project close‑out activities. The extended schedule now projects construction continuing through the summer of 2027 with final close‑out by the end of 2027. • Provide construction‑management and inspection services for the I‑21‑4744 project. • Supplemental funding of $995 k increases total contract to $5.617 M. • Scope covers geotechnical inspections, documentation, change‑order processing, and project close‑out through 2027.

Attached files

Contact

Ann Seagrave(Info Contact)

[email protected]

Key dates

Opened
10/13/2026
Closes
11/3/2026
Duration
18 months

Last updated

Details

Type
Invitation for Bid
Industry
Engineering Services
NAICS
541330
Solicitation №
26-557THA-PROCU-B-54613

Budget estimate

$900,000 – $1,100,000

The contract amendment adds $995,000 of construction‑management services. Assuming the contractor receives the full amount for performance, the anticipated budget lies around $1 million, with possible variation based on actual labor rates, overhead, and any change‑order adjustments during execution.

AI estimate from the solicitation

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