Full-Depth reclamation, HMA Binder and Surface, Aggregate Shoulder, Shared-use Path

The Illinois Department of Transportation (IDOT) is soliciting sealed bids for full-depth reclamation, hot-mix asphalt binder and surface course, aggregate shoulder, shared-use bike path, and storm sewer work on Marengo Road in Harvard, McHenry County, with bids due September 18, 2026 at 12:00 p.m. via the iCX electronic system.

The project spans 5,829 feet gross (1.104 miles) along Marengo Road from Illinois Route 23 to Airport Road. Scope includes bituminous removal, full-depth reclamation with nine inches of cement stabilization, HMA driveway pavement, Portland cement concrete sidewalk installation, drainage structure adjustments, new storm sewer installation, bituminous bike path, curb and gutter construction, mailbox relocation and replacement, landscaping with planting and supplemental watering, and incidental collateral work. Traffic control and protection requirements include a full detour limited to 40 calendar days during summer school break. Utility relocations from AT&T and NiCor Gas are required, with estimated durations of 1 to 5 days. The contractor must maintain property access and coordinate with the concurrent Marengo Road Bridge replacement project (Section 22-00070-00-BR) scheduled for a January 15, 2027 letting.

The contract specifies detailed quality control and quality assurance testing requirements for cement stabilization, compaction density verification, and gradation compliance. Liquidated damages apply for failure to complete plant care and establishment work on schedule, ranging from $20 to $50 per item per day depending on vegetation type.

The project is federally funded through Federal-Aid funds. Contract will be awarded to the lowest responsive and responsible bidder in compliance with state and federal requirements. Electronic bids must be submitted to iCX; bids will be publicly opened at the stated time.