Persigo Wastewater Treatment Plant Diffuser Outfall Improvements Project (RE-BID)

This opportunity is a re‑bid for upgrades to the diffuser outfall system at the Persigo Wastewater Treatment Plant. The work likely includes engineering design, procurement of equipment, civil and structural modifications, installation, testing, and related civil works to improve hydraulic performance and compliance. Three qualified contractors submitted bids ranging from roughly $5.1 M to $6 M, with United Companies offering the lowest price. The project is managed by the city’s Public Works department, and all bidders satisfied standard bid‑bond and pre‑bid requirements. • Scope: Design, supply, and installation of diffuser/outfall components and associated civil/structural work. • Estimated budget: $5‑6 million (based on submitted bids). • Competition: Three bidders (Claude H Nix Construction, ESCO Construction, United Companies). • Timeline: Bid opening was July 18 2018 at 3:30 PM; no further dates disclosed. • Agency: City of Grand Junction, Public Works/Water Services.