Description
The City of Thornton is seeking a qualified contractor to perform on‑call sludge removal and disposal for the Wes Brown Water‑Treatment Plant’s three ponds. The work will be performed as individual task assignments over a five‑year period (through Dec 31 2031) and compensated via unit‑price, time‑and‑material, lump‑sum, or sealed‑bid pricing. The contractor must provide all labor, equipment, permits, and analysis, and must comply with all federal, state, and local environmental regulations.
• Remove sludge (primarily PAC, aluminum, iron, calcium, ferric‑sulfate residues) from three ponds each season, as directed by the City.
• Offer disposal options: composting, beneficial land‑application, or landfill, with unit rates to be proposed in Exhibit C.
• Provide required insurance (CGL $2 M aggregate minimum), performance and labor‑&‑material bonds for tasks > $50 K, and all necessary permits.