Drainage Mitigation for Linden Trails

Navajo County Flood Control District in Arizona is requesting bids on drainage mitigation work in the Linden Trails Subdivision near Linden, with bids due September 23, 2026 at 3:00 p.m. local time and a mandatory pre-submittal conference on September 2, 2026 at 1:00 p.m. (in-person or via Zoom).

The scope comprises shotcrete channels, driveway replacement, culvert installation, asphalt replacement, and headwall and landscape-blocking installation per engineer design drawings. The work includes 1,293 square feet of driveway removal, 53 cubic yards of concrete channel bottom, 990 cubic yards of shotcrete channel, 24-inch and 36-inch diameter culvert pipe, 405 linear feet of concrete walls, and three headwall types. Bidders must submit unit prices for all 20 pay items on official forms.

Contractor qualifications require evidence of five similar projects completed within the past ten years. All personnel on site must wear high-visibility clothing. The contractor bears all material, labor, equipment, and service costs and must maintain insurance per ADOT Standard Specifications Section 107.14 and comply with prevailing wage and nondiscrimination requirements.

The contract term is 90 calendar days from Notice to Proceed, with liquidated damages of $500 per working day for failure to achieve substantial completion. Payment is made monthly at 90 percent of approved work value with 10 percent retained until final acceptance per Arizona Revised Statutes 34-221. Bidders must submit a proposal guaranty of not less than 10 percent of the total bid amount and performance and labor/materials bonds each equal to 100 percent of the contract amount.

Written requests for interpretation are due by September 10, 2026. The project is not eligible for cooperative purchasing. Contact Christina Tewa, Procurement Officer, at (928) 524-4100 or procurement@navajocountyaz.gov.