Description
The Navajo Nation Division of Transportation is seeking qualified contractors to reconstruct the Tohatchi Bridge (Route N108) and associated roadway improvements within the Navajo Nation in McKinley County, NM. The project includes full bridge demolition, installation of a new prestressed‑concrete beam bridge, extensive earthwork, drainage, pavement, erosion‑control, traffic control, permanent signage, guardrails, sidewalks, and utility coordination. The work must comply with Federal Highway Administration FP‑14 specifications, Navajo procurement statutes, and environmental regulations (NEPA, NPDES, archaeological protection).
• Bridge replacement: new 34 m prestressed‑concrete beam structure with steel piles, precast members, railing, and bearing systems.
• Roadway and site work: clearing & grubbing, excavation, embankment, aggregate base, asphalt pavement, sidewalks, curbs, gutters, drainage structures, and erosion‑control measures.
• Supporting services: traffic‑control plan, storm‑water pollution prevention plan, archaeological monitoring, safety program, and full “as‑built” documentation.
• Mandatory pre‑proposal virtual meeting (July 15 2026) and a bid submission deadline of July 30 2026 (sealed physical proposals).