This solicitation calls for a single‑trade construction contract to perform drainage improvements at multiple public right‑of‑way sites in Miami‑Dade County. The contractor must provide all labor, materials, equipment, and supervision to install French drains, drainage structures, driveway restoration, grading, sodding, and roadway restoration (including concrete curbs, gutters, and sidewalks) in accordance with the provided plans. The County may add, delete, or substitute sites after award, and the work must be completed within 300 calendar days of start. The contract requires specialized licensing (Specialty Engineering Contractor or Underground Utility & Excavation Contractor) and demonstrable experience on similar public‑right‑of‑way projects.