PRE-BLEND & SACK DRY MIX (GUNITE) - Colorado River

The Bureau of Indian Affairs Western Region seeks delivery of pre-blend 7 sack dry mix gunite (concrete) for the Colorado River Indian Tribal Irrigation Project, with quotes due September 22, 2026 at 5:00 PM Pacific Time. The procurement is a 100% set-aside for Indian Small Business Economic Enterprises (ISBEEs) under the Buy Indian Act, foreclosing competition outside that pool.

Place of performance is within the Colorado River Indian Tribe Reservation boundaries in Poston, Arizona, with delivery coordination at the Irrigation Office Building OT-1, 21051-3 E. Poston Road, Poston, Arizona 85371. The base required quantity is 1,088 cubic yards, ordered per truck load of approximately 8 cubic yards each. The gunite mix specification requires a 7:1 ratio of 7 parts gunite to 1 part Sand Mix Code 80015.

The contract vehicle is an Indefinite Delivery, Indefinite Quantity (IDIQ) purchase order on a Firm-Fixed-Price basis with an anticipated one-year period of performance. The contractor prepares, mixes, and delivers gunite to construction sites as needed; a separate government applicator handles spraying and application. The contractor must maintain active SAM.gov registration and be an authorized reseller of quoted products. Offerors must submit a completed, signed Indian Economic Enterprise Representation Form and DIAR 1452.280-4 certification with their quote or face disqualification.

Amendment No. 1, issued September 18, 2026, clarified that contractor responsibility is limited to preparation, mixing, and delivery only; application is the government's function. Evaluation uses Lowest Priced-Technically Acceptable methodology based on vendor ability to meet all specification elements and reasonable pricing. Payment is electronic through Treasury's Invoice Processing Platform upon government acceptance, with final invoices due within 60 calendar days of product acceptance. NAICS code is 327320, Ready-Mix Concrete Manufacturing, with a small business size standard of 500 employees.