26-108 Duello Road Phase II Reconstruction

The County of St. Charles is seeking a qualified contractor to reconstruct approximately 0.41 mile of Duello Road (Phase II) from the south side of the bridge over Peruque Creek to about 300 ft south of Columbia Downs Drive. The work includes full‑depth reconstruction, grading, asphalt paving, curb and gutter installation, ADA‑compliant 5‑ft sidewalk, drainage structures, and related appurtenances. The contract will be awarded to the lowest responsive and responsible bidder and requires a performance bond, payment‑and‑materials bond, and a bid guarantee of at least 5 % of the base bid. Prevailing‑wage rates, Buy‑America compliance, OSHA 10‑hour safety training, and E‑Verify enrollment are mandatory. No second‑tier subcontracting is allowed, and a DBE goal of 0 % is noted. The bid opening is scheduled for 10:00 AM on 7 Oct 2026, with notice to proceed expected around 18 Nov 2026. • Scope: 0.41 mi road reconstruction (grading, asphalt, curb/gutter, sidewalk, drainage). • Location: St. Charles County, Missouri (Duello Road). • Contract type: Invitation for Formal Bid (IFB). • Bid deadline: 7 Oct 2026 10:00 AM CST. • Performance period: 300 calendar days. • Bonds required: Performance, payment & materials, and 5 % bid guarantee. • Compliance: Prevailing‑wage, Buy‑America, OSHA 10‑hr, E‑Verify, DBE (0 %). • No second‑tier subcontracting; all work must be performed by the prime contractor. • Award expected: 18 Nov 2026; work to start shortly thereafter.