KS-flint hills NWR gravel IDIQ tour loop

The Department of the Interior Fish and Wildlife Service seeks aggregate and rock materials for road reconstruction and maintenance at Flint Hills National Wildlife Refuge in Kansas, with quotations due June 12, 2026 at 5:00 PM Central time. This is a Total Small Business set-aside.

Place of performance and delivery location is Flint Hills National Wildlife Refuge, Hartford, Kansas 66854, with FOB Destination terms. The procurement covers six line items: 1 inch Road Rock (estimated maximum 4,100 tons), 200 lb Rip Rap (1,000 tons), 100 lb Rip Rap (150 tons), 6-inch Ditch Liner (200 tons), 4-inch Ditch Liner (200 tons), and 4-inch Crusher Run (150 tons). The period of performance runs July 1, 2026 through September 30, 2026, with material deliveries extending through September 30, 2027. Pricing is firm-fixed-price, unit-price basis; unit prices remain fixed throughout the contract duration and payment is based on actual quantities delivered and accepted. The NAICS code is 238910, Site Preparation Contractors; PSC code is 5610, Mineral Construction Materials, Bulk.

Contractors must furnish materials from licensed quarries, deliver to designated locations, provide certified weight tickets for each load, and submit daily delivery documentation to the On-Site Inspector. Contractors shall coordinate all deliveries with the Government's designated Point of Contact prior to dispatch and must tailor spread 1 inch road rock to a maximum depth of six inches unless otherwise directed. Contractors are responsible for obtaining all necessary permits and licenses, paying associated fees and taxes, and maintaining liability for damages caused during operations. All materials are subject to inspection and acceptance upon delivery.