NAICS Demand Lane
Latest federal solicitations for NAICS 21231.
AI Summary
The Department of Defense is seeking small business firms for a Sources Sought Notice regarding levee rehabilitation materials for maintenance and repair across five Washington State river basins. The anticipated completion date is 1 October 2026, and responses will inform potential acquisition strategies.
WA
AI Summary
The Bureau of Land Management is seeking quotations for chip aggregate in the Roseburg District, Oregon. This opportunity includes additional evaluation factors and vendor Q&A. The due date for quotations has been extended, and it is classified as a combined synopsis/solicitation. Interested vendors should review the d…
OR
AI Summary
The Department of Agriculture's Forest Service is seeking a contractor for gravel crushing and development at the Columbine Gravel Pit in Montrose County, Colorado. The project includes excavation, drainage, and stockpiling of aggregate materials. A site visit is scheduled for May 15th, 2026, and interested bidders mus…
UT
AI Summary
This opportunity is a combined synopsis/solicitation for a Multiple Award BPA for various types of aggregate materials at Ottawa NWR in Oak Harbor, Ohio. Vendors must provide a price schedule for the specified materials and delivery details. Interested parties should email their proposals to the designated contact.
VA
AI Summary
The opportunity involves the procurement of rock materials, specifically rip rap and aggregate, for the UT Jones Hole National Fish Hatchery. Interested bidders should prepare to submit proposals in response to this solicitation by the specified deadline.
VA
AI Summary
The U.S. Army Corps of Engineers is seeking bids for an emergency procurement of Type 1 River Rock at Missouri River Mile 52.8. This opportunity is a 100% Total Small Business Set-Aside under NAICS 212319. Bidders must provide suitable loading facilities and meet specific durability requirements for the stone. Please r…
MO
AI Summary
The Western Area Power Administration Upper Great Plains Region is soliciting for the delivery of clean crushed rock to the Eagle Butte Substation. This opportunity is classified under NAICS code 212312 and is a product-focused request. Interested bidders should note that this solicitation falls under Simplified Acquis…
MT
AI Summary
The Department of Defense, specifically the Department of the Army, is seeking proposals for rip rap materials through a combined synopsis/solicitation. This opportunity is classified under NAICS code 212319 and is not set aside for simplified acquisition procedures. Bidders should prepare to meet the requirements outl…
NY
AI Summary
This opportunity involves aggregate delivery or pickup services for various locations in the NRV Ranger District, as part of a modification to solicitation 12444026Q0039. The pricing structure has been updated to reflect price per load for stone delivery. Interested bidders should note the changes in the statement of w…
GA
AI Summary
This opportunity is a Request for Quotation (RFQ) for the delivery or pickup of various types of stone in the NRV Ranger District. It is set aside for small businesses, and all responsible sources may submit a quotation for consideration.
GA
How this NAICS code is represented across indexed contract sources.
Stone Mining and Quarrying involves the extraction of dimension stone, crushed and broken stone, riprap, sand, gravel, and clay from the earth. This industry includes operations that quarry stone for use in construction, landscaping, and other applications.
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