Description
This solicitation seeks a qualified contractor to fully reconstruct an 11.43 km (7.1 mi) tribal highway segment on the Navajo Nation (Cornfields to Burnside). The work includes complete earthwork, subgrade stabilization, drainage structures, aggregate base placement, hot‑mix asphalt paving, turnouts, fencing, cattle‑guards, gates, signage, pavement markings, and all related temporary traffic control and erosion‑control measures. The contract will be awarded on a fixed‑price, unit‑price basis and must comply with Federal Highway Administration FP‑14 specifications, Navajo Tribal procurement rules, Davis‑Bacon prevailing‑wage rates, and a 6 % Navajo sales tax.
• Heavy civil construction: excavation (130 000 m³), borrow material placement (≈ 91 000 m³), and drainage culverts.
• Pavement work: 36 500 t asphalt concrete, base course, prime/tack coats, and marking/rumble‑strip installation.
• Ancillary infrastructure: fencing, cattle‑guards, gates, sign systems, and temporary traffic control.
• Mandatory subcontracting plan to involve Navajo‑owned businesses; at least 40 % of the work must be self‑performed by the prime contractor.