Microsilica Concrete Overlays on IL 99 North of the Brown County line

The Illinois Department of Transportation is requesting bids for bridge deck microsilica concrete overlays, miscellaneous bridge repairs, and guardrail removal and replacement on IL 99 north of the Brown County line under Contract 72J76 (Project STP-XJJJ(487)), with electronic bids due June 12, 2026 at 12:00 p.m. via the iCX system.

The project spans three structures (SN 085-0031, 085-0030, and 085-0029) at Cedar Creek 0.5 miles north of Camden and Missouri Creek and Little Missouri Creek 1 mile and 0.3 miles north of the Brown County line in Schuyler County, District 6. Work includes bridge deck scarification and microsilica concrete overlay installation, HMA paving and shoulder work for staging, and traffic control. The contract incorporates the Standard Specifications for Road and Bridge Construction (Adopted January 1, 2022, Revised January 1, 2026) and recurring special provisions applicable to federal-aid contracts, including EEO and subletting restrictions.

The contract is funded with federal-aid construction funds and will be awarded to the lowest responsive and responsible bidder at unit prices for each bid item. At least one lane of IL 99 must remain open to traffic at all times during construction. From December 1, 2026 through March 1, 2027, no temporary barriers, lane drop-offs, or open holes are permitted. Contractors must provide the District 6 Bureau of Operations with a minimum 72-hour advance notice before beginning work and three weeks' notice prior to implementing traffic control. The Department reserves the right to reject any or all proposals and determine responsibility at the time of award.