Removal of a Bridge and Replacement with Double 9'X9' Culverts, SN 053-0103

The Illinois Department of Transportation is soliciting electronic bids for Contract No. 66M78, a structure replacement on FAP Route 673 (IL 116) in Livingston County, with bids due through the iCX-Integrated Contractors Exchange before 12:00 p.m. on November 6, 2026, when they will be publicly opened. The contract includes disadvantaged business enterprise (DBE) participation provisions, and the award goes to the lowest responsive and responsible bidder.

The work removes the single-span bridge (SN 053-0103) carrying IL 116 over Short Point Creek and replaces it with a double 9'X9' box culvert (new SN 053-2043). Scope also includes roadway removal and reconstruction above the structure, roadway resurfacing, wider paved shoulders, guardrail upgrades with hot-mix asphalt stabilization, slope and ditch grading, and driveway and mailbox turnout improvements. Supplemental and recurring special provisions cover soil contamination monitoring at identified work areas, temporary pavement, traffic control devices, bridge traffic signals with microwave detectors, guardrail reflectors and linear delineator panels, temporary concrete barriers, and waterproofing for buried structures. Fuel cost adjustments, steel cost adjustments, and subcontractor mobilization payments apply. Construction follows IDOT's Standard Specifications for Road and Bridge Construction (effective January 1, 2022, revised January 1, 2026) and applicable federal and state regulations.

The project is funded with Federal-aid construction funds under Project STP-NVML(607), Section (111BR)BR. Utility relocations for ComEd and Frontier Communications facilities are anticipated to be complete by approximately December 12, 2026. The site is located approximately 5.4 miles east of IL 251 near Flanagan.