Infrastructure Improvements in the Dupont-Wappoo Watershed

The City of Charleston’s Department of Stormwater Management is soliciting sealed construction bids for a comprehensive watershed improvement project in the Dupont‑Wappoo area. The scope includes demolition of existing storm‑drain infrastructure, installation of new storm‑drain pipes and structures, extensive site grading, utility relocation, curb and gutter, sidewalk, driveway, and pavement work, as‑built drawings, erosion and sediment control, traffic control, and site restoration. Bidders must hold a valid South Carolina contractor’s license, provide a bid bond (≥5 % of bid), and be prepared to furnish performance and payment bonds equal to the contract price. Small Business Enterprise (SBE) participation of at least 20 % is required. All contract documents, specifications, and drawings are available online. The bid deadline is 2 pm on 16 Oct 2026, with award to the lowest responsive and responsible bidder. • Location: Eastern side of Orleans Road, Charleston, SC (between Hazelwood Dr. and Florence Ln.) • Major work items: demolition, storm‑drain installation, utility relocation, curb & gutter, sidewalks, pavement milling & resurfacing, fencing, erosion control, traffic control, as‑built documentation • Required licenses: SC General Contractor license (primary and subcontractors) • Bonds: 5 % bid bond; 100 % performance & payment bonds after award • SBE requirement: Minimum 20 % participation, documented via SBE compliance forms • Submission address: 2 George St., Suite 2100, Charleston, SC 29401 • Contact for questions/addenda: Jordyn Mallett (mallettj@charleston‑sc.gov, (843) 579‑6419) • No fee to obtain documents; all specifications downloadable from the city website.