Description
The Navajo Nation Division of Transportation is seeking a qualified contractor to replace the existing bridge on Route 108 at Tohatchi, NM. The work includes full bridge reconstruction, associated earthwork, pavement, drainage, guardrail, erosion control, traffic‑control planning, and permanent signing/striping, all performed under federal FHWA Tribal Transportation Program specifications and Navajo tribal regulations. The contract is a fixed‑price, sealed‑bid award with a 240‑working‑day performance period after issuance of the Notice to Proceed.
• Rebuild a 0.249 km (0.155 mi) single‑span bridge with prestressed concrete beams and steel piles.
• Perform extensive site work: excavation, back‑fill, aggregate base, asphalt concrete pavement, guardrail (SGR‑20B), drainage structures, and erosion‑control measures (rip‑rap, straw mulch, seeding).
• Provide traffic‑control plans, permanent signage, pavement markings, and utility coordination; comply with Davis‑Bacon wage rates, 6 % Navajo sales tax, and Buy‑America requirements.
• Contractor must self‑perform at least 40 % of the work, submit a subcontracting plan favoring Navajo‑owned businesses, and furnish performance, payment, and bid bonds (10 % of bid price).
• The bid schedule lists unit‑price items; total contract value is not disclosed but is expected to be in the multi‑million‑dollar range.