MARATHON HIGHWAY CROSSING IMPROVEMENTS, PHASE I

This opportunity is for the first phase of the Marathon Highway Crossing Improvements in Key West, Florida. The project entails design‑build work for major roadway, tunnel, and utility infrastructure upgrades, including viaducts and water system connections. The agency has released electronic plans and specifications, and a mandatory pre‑bid meeting is scheduled for late October. Bidders must submit their proposals by mid‑November. • Scope includes construction of streets, major and residential reconstruction, tunnel work, utility and underground projects, vaulted sidewalks, and a viaduct. • Required documents: full project specifications and plan sets (PDF). • Bid bond of 5% is required; submission is electronic download only.