Description
The Navajo Nation is seeking a qualified contractor to provide complete graveling services for approximately two miles of Navajo Route 9659 in Coyote Canyon, NM. The work includes full road re‑conditioning, subgrade preparation, placement of an aggregate base course, and development and execution of a traffic control plan while keeping the road open to traffic outside of work hours. All materials, labor, equipment, and incidentals must be supplied by the contractor and the work must meet Federal Highway (FP‑14) specifications.
• Grade and shape the existing 24‑ft wide roadway, achieve ≥ 95 % compaction, and repair unstable sections.
• Process and compact the top 6 in of subgrade to ≥ 95 % moisture and density, with a 2 % cross‑slope to shoulders.
• Install a Type 1, FP‑14, 3‑in lift aggregate base course and attain ≥ 95 % compaction.
• Provide a Traffic Control Plan, signage, flaggers, and maintain traffic flow on non‑working hours/weekends.
• Coordinate all construction activities with the Navajo DOT Roads Department Manager and obtain water from an approved source.