22 Open NAICS 212321 Solicitations — Dept Of Defense
Construction Sand and Gravel Mining
22 open NAICS 212321 solicitations are currently posted by Dept Of Defense. Over the past 12 months, 29 solicitations were posted in this category.
Top Award Winners (Last 12 Months)
- Renaissance Contracting Group LLC1 awards · $27K
Open Solicitations
See all →- 3,340 TONS OF 3" LIMESTONE MATERIAL
DEPT OF DEFENSEDue Sep 2, 2026
• The U.S. Army Corps of Engineers, Louisville District, solicits a commercial item offer for the procurement of 3,340 tons of 3" Minus Breaker Run limestone for HDPE Range operations. • The acquisition is set-aside for small businesses with an NAICS code of 212321 and a size standard of 500 Employees, but this requirement is not applicable in this case due to a different NAICS code (237990) being used. • The offer must include complete technical specifications to enable the Government's evaluation and determination of technical acceptability.
Recently Awarded (Last 90 Days)
- Class 5 Gravel - ND Army National Guard (164th RTI)
DEPT OF DEFENSE→ Renaissance Contracting Group LLC$27K
Frequently Asked Questions
What government contracts exist in mining and oil/gas (NAICS 21)?
NAICS sector 21 covers mining, oil and gas extraction, and support activities. Federal contracts include energy resource management, environmental remediation on federal lands, and research. Key agencies include the Department of Energy, Bureau of Land Management, and Army Corps of Engineers.
How do I find federal contracting opportunities?
Federal contracting opportunities are posted on SAM.gov (System for Award Management). You can search by keyword, NAICS code, set-aside type, agency, and response deadline. FedOps aggregates and enriches SAM.gov data daily so you can filter and track opportunities in one place.
What is a set-aside in federal contracting?
A set-aside is a procurement reserved for a specific category of small business. Common set-asides include SDVOSB (Service-Disabled Veteran-Owned), 8(a), WOSB (Women-Owned), HUBZone, and Small Business. Only businesses that meet the eligibility requirements can bid on a set-aside contract.
How do I register to bid on federal contracts?
You must register your business in SAM.gov (sam.gov), which is free. You'll need a DUNS/UEI number, NAICS codes for your business, bank account information for electronic funds transfer, and applicable certifications (8(a), SDVOSB, WOSB, etc.) if bidding on set-asides. Registration is renewed annually.