NAICS 333131 - Mining Machinery and Equipment Manufacturing RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities

Browse open Mining Machinery and Equipment Manufacturing (NAICS 333131) RFPs, RFIs, RFQs, and Sources Sought on Bidscope. We aggregate active government contracting opportunities from federal, state, and local agencies, refreshed daily so you never miss a bid. Click any opportunity below for full solicitation details, due dates, and contacts.

About Mining Machinery and Equipment Manufacturing (NAICS 333131)

This U.S. industry comprises establishments primarily engaged in (1) manufacturing underground mining machinery and equipment, such as coal breakers, mining cars, core drills, coal cutters, and rock drills, and (2) manufacturing mineral beneficiating machinery and equipment used in surface or underground mines.

StatusTitleBuyerDue Date
OpenOther Manufacturing Technologies

The National Science Foundation is seeking proposals for research and development in other manufacturing technologies through its Small Business Innovation Research program.

United States•Request for Proposal (RFP)
United States of America > NATIONAL SCIENCE FOUNDATION7/7/2027
OpenCutting Machines

The Defense Logistics Agency is seeking 15 cutting machines for delivery to DLA Distribution, with quotes submitted electronically.

Philadelphia, PA, USA•Request for Quote/Qualifications (RFQ)Small Business
United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA TROOP SUPPORT (CONSTRUCTION & EQUIPMENT [MAT & ME])11/5/2026
OpenDistributed Manufacturing

The National Science Foundation is seeking proposals for distributed manufacturing research and development through its SBIR program.

United States•Request for Proposal (RFP)
United States of America > NATIONAL SCIENCE FOUNDATION7/7/2027
Open2026 Loader Equipment Proposal

Iowa County is seeking proposals for a 2026 Loader Equipment, with proposals due by a specified date.

Iowa County, WI, USA•Request for Proposal (RFP)
Iowa County-
OpenCompact Tracked Loader

Parks Canada Agency is seeking one Group 3, Configuration B compact tracked loader for delivery in Manitoba by March 31, 2027.

Manitoba, Canada•Request for Proposal (RFP)
Government of Canada > Parks Canada Agency10/31/2026
OpenHeavy and Compact Construction Equipment with Related Attachments and Services

Sourcewell, through the Canoe Procurement Group of Canada, is seeking proposals for heavy and compact construction equipment, related attachments, technology, leasing programs, maintenance services, parts, and complementary services for participating public agencies across Canada and the United States.

Canada•Request for Proposal (RFP)Small Business
Minnesota > Sourcewell11/3/2026
OpenWheel Loader Acquisition

The Portneuf Regional Residual Materials Management Board is seeking one wheel loader through an open supply tender.

1300 CH. Du Site, Neuville, QC, Canada•Request for Proposal (RFP)
Quebec > Régie régionale de gestion des matières résiduelles de Portneuf10/29/2026
Open34,000-Pound-Class Wheel Loader

The City of Tulsa is seeking sealed bids for one new current-year 34,000-pound-class wheel loader, such as a Komatsu WA320-8 or equivalent, for its Water and Sewer Department.

Tulsa, OK, USA•Invitation for/to Bid (IFB/ITB)
City of Tulsa > Water and Sewer Department10/28/2026
OpenEquipment Rental Program - Season 1

The Indiana Department of Transportation is seeking equipment rental services for Season 1.

Indiana, USA•Request for Proposal (RFP)
Indiana > Department of Transportation-
OpenEquipment Operations, Maintenance, and Repair Services

The U.S. Navy is planning to solicit a small-business contract for equipment operations, maintenance, repair, inspection, testing, and related work at Joint Base Pearl Harbor-Hickam, with a potential 66-month term.

Joint Base Pearl Harbor-Hickam, Honolulu, HI, USA•Request for Proposal (RFP)Small Business
United States of America > DEPT OF DEFENSE > DEPT OF THE NAVY > NAVFACSYSCOM HAWAII (NAVFAC HAWAII)10/20/2027
OpenMaterial Handling and Industrial Equipment Maintenance and Repair

The U.S. Army Corps of Engineers is seeking small businesses to provide maintenance and repair services for material handling and industrial equipment in South El Monte, California.

South El Monte, CA, USA•Request for Quote/Qualifications (RFQ)Small Business
United States of America > DEPT OF DEFENSE > DEPT OF THE ARMY > W075 ENDIST LOS ANGELES (KO CONTRACTING DIVISION)11/23/2026
Open10-Ton Wheeled Excavator

Parks Canada Agency is seeking the supply and delivery of one new, current-production wheeled excavator for delivery in Alberta.

Alberta, Canada•Request for Proposal (RFP)
Government of Canada > Parks Canada Agency10/30/2026
OpenWheel Loader Acquisition

The City of Saint-Joseph-de-Beauce is seeking bids to purchase a wheel loader, with a 10% bid guarantee and sealed-envelope submission required by November 17, 2026.

843 AV. Du Palais, Saint-Joseph-de-Beauce, QC, Canada•Request for Proposal (RFP)
Saint-Joseph-de-Beauce11/17/2026
OpenDeburring Machine

The U.S. Army is seeking a deburring machine for Pine Bluff Arsenal under a total small business set-aside.

Pine Bluff, AR, USA•Request for Quote/Qualifications (RFQ)Small Business
United States of America > DEPT OF DEFENSE > DEPT OF THE ARMY > W6QM MICC-FT DRUM (MICC FORT DRUM)10/28/2026
OpenMaterial Processing and Recycling Equipment With Related Products and Services

The Saskatchewan Association of Rural Municipalities, through its purchasing relationship with Sourcewell and Canoe Procurement Group of Canada, is requesting proposals for material processing and recycling equipment, related products, and ancillary services for Canadian public-sector organizations under an estimated 49-month contracting solution.

Canada•Request for Proposal (RFP)
Saskatchewan > Saskatchewan Association of Rural Municipalities11/24/2026
OpenCompact Track Loader

The City of Southaven is seeking specifications for one new compact track loader, with acceptable vendors invited to participate in an electronic reverse auction.

Southaven, MS, USA•Invitation for/to Bid (IFB/ITB)
City of Southaven10/30/2026
OpenNew Small Wheel Loader

Zone-Eco, the Brome-Missisquoi intermunicipal waste management authority, is seeking bids for a new small wheel loader.

Quebec, Canada•Request for Proposal (RFP)
Quebec > Régie intermunicipale de gestion des matières résiduelles de Brome-Missisquoi10/28/2026
OpenNew Mini/Compact Excavator

The City of Ringgold, Georgia, is seeking sealed bids for a new mini/compact excavator meeting specified performance, safety, equipment, warranty, and delivery requirements.

150 Tennessee Street, Ringgold, GA, USA•Invitation for/to Bid (IFB/ITB)
City of Ringgold11/4/2026
OpenMaterial Processing and Recycling Equipment

Canoe Procurement Group of Canada, on behalf of CivicInfo BC and participating Canadian public-sector and not-for-profit organizations, is seeking proposals for material processing and recycling equipment with related products and services under a national contracting solution.

Canada•Request for Proposal (RFP)
Canoe Procurement Group of Canada11/24/2026
OpenTracked Excavator Supply and Delivery

The City of Lachute is seeking bids for the supply and delivery of a tracked excavator under an approximately 90-day contract.

Lachute, QC, Canada•Request for Proposal (RFP)
Lachute11/10/2026
OpenCompact Electric Drive Wheel Loader

The Broader Public Sector is seeking a compact electric drive wheel loader under an estimated 24-month contract.

Canada•Request for Quote/Qualifications (RFQ)
Broader Public Sector11/9/2026
OpenCompact Track Loaders Buy-Back

The State of Louisiana is seeking compact track loaders through a buy-back procurement.

Louisiana, USA•Invitation for/to Bid (IFB/ITB)
Louisiana > Department of Transportation and Development > Office of State Purchasing-
OpenCartwright Abandoned Mine Closure Engineering and Construction

The State of North Dakota, through its Public Service Commission Abandoned Mine Lands Division, is seeking engineering and construction services to permanently close an abandoned underground coal mine entrance near Cartwright, North Dakota.

Cartwright, ND, USA•Request for Proposal (RFP)
North Dakota > Industrial Commission > Oil and Gas Division11/17/2026
Open0.60 m³ Tracked Excavator and Installation

The Government of Quebec's Ministry of Transport is seeking one 0.60 m³ tracked excavator, including installation, for delivery in the Outaouais region.

Outaouais, QC, Canada•Request for Proposal (RFP)
Quebec > Ministry of Transport11/9/2026
OpenMaterial Handling Equipment Inspection, Parts, and Repair Services

Arlington County Government is seeking annual inspection, parts, and repair services for material handling equipment.

Arlington County, VA, USA•Invitation for/to Bid (IFB/ITB)
Arlington County11/4/2026
Frequently Asked Questions
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What is NAICS code 333131 (Mining Machinery and Equipment Manufacturing)?+

This U.S. industry comprises establishments primarily engaged in (1) manufacturing underground mining machinery and equipment, such as coal breakers, mining cars, core drills, coal cutters, and rock drills, and (2) manufacturing mineral beneficiating machinery and equipment used in surface or underground mines.

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