TUBA CITY WASTEWATER TREATMENT PLANT IMPROVEMENTS PROJECT

The Navajo Tribal Utility Authority (NTUA) seeks a qualified contractor to design‑build a new 1 MGD wastewater treatment plant at Tuba City, Arizona. The scope includes full construction of treatment facilities (headworks, aeration basin, digesters, UV disinfection, sludge handling, admin building, etc.), demolition of existing plant components, and all associated civil, mechanical, electrical, and instrumentation work required to deliver a fully operational plant. Preference will be given to Indian‑owned firms, and bidders must submit both electronic and optional hard‑copy bids by the stated deadline. • Full design‑build of a 1 MGD wastewater treatment plant with UV disinfection and sludge drying • Demolition of existing plant infrastructure and comprehensive site utility work • All civil, mechanical, electrical, and instrumentation services, plus commissioning support • Preference for qualified Indian‑owned businesses; certification required • Bids due 24 Nov 2026 (electronic preferred) to NTUA’s purchasing department.