Lone Mountain Material Source Site Development and Stockpiling on Coronado NF

The Department of Agriculture Forest Service is seeking construction services for the Lone Mountain Material Source Site Development and Stockpiling project on the Sierra Vista Ranger District of the Coronado National Forest. The scope of work includes mobilization, clearing and grubbing, material extraction through blasting or excavation, and crushing and stockpiling of aggregate materials across a 13.9-acre site in accordance with detailed plans and specifications. Contractors must comply with Forest Service specifications, obtain necessary permits including an ADEQ Air Quality Permit, maintain on-site spill kits, and provide professional engineer overload permits for bridge crossings. The aggregate production must meet specific grading standards with a maximum of 10% flat and elongated particles, and contractors are required to submit a pit plan for Contracting Officer's Representative review with proposed grades not exceeding 2:1 slopes. A mandatory site visit was conducted on September 8, 2025, at coordinates 3122'48.96"N, 11024'8.61"W, and the solicitation closing date is October 2, 2025.

This opportunity is designated as a Total Small Business set-aside under NAICS code 237310 for Highway, Street, and Bridge Construction. The project magnitude is estimated between $250,000 and $500,000 in accordance with FAR 36.204. The work will be performed in Sierra Vista, Arizona, specifically at the Lone Mountain site on the Coronado National Forest. Amendment 1 has been issued providing additional clarifications including restrictions on water sources from border wall construction wells and requirements for contractor coordination with the COR regarding approved water sources from nearby wells. The project allows for on-site camping and permits contractors to rework existing access roads as needed for the construction operations.