Aggregate and Crushed Stone Supply

Boulder County is soliciting bids for the supply of crusher fines, angular aggregate, and rip-rap to support trail construction, road base development, and erosion control initiatives. The procurement is structured as a subcontract under NAICS code 324121, with submissions due by May 27, 2026, and the opportunity posted on May 6, 2026. Materials must meet specified quality standards suitable for heavy-duty civil infrastructure applications, ensuring durability and performance in outdoor environmental conditions. The exact quantities and delivery schedules are to be determined based on project needs, with performance expected across unspecified locations within Colorado. Bidders must be prepared to coordinate logistics and compliance with local regulations for material transport and placement.