This Solicitation opportunity from Illinois was posted on July 28, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Diaphragm Mounting Frame and Buffer Assembly

Closed

IFB No. 211984State & Local

Submission Closed08/20/2026, 07:00:00 PM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

Active Opportunities Like This One

NAICS: 336510

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Federal

Refurbished and Used Boxcars

Solicitation # RFI-DOT-VOLPE-2026-001

The U.S. Department of Transportation, Volpe National Transportation Systems Center, is conducting market research via Request for Information RFI-DOT-VOLPE-2026-001 to determine the availability of refurbished and used 50-foot standard railway boxcars. These vehicles are required to safely transport ammunition and explosives in accordance with strict military safety regulations. The equipment must meet Association of American Railroads (AAR) standards, specifically mechanical designation XM, car type B314 or equal, and AAR Plate-C dimensions. Key technical requirements include a weathertight roof, AWS D15.1 welding standards, and specific painting specifications utilizing urethane paint in yellow for the carbody and black for the underframe, with red stenciling for the United States Army. Interested respondents under NAICS code 336510 must submit a written Statement of Capabilities and estimated unit costs for orders up to 500 boxcars by October 21, 2026. The scope of work includes the delivery of cars to a CONUS U.S. Army rail base and the registration of all cars in the AAR UMLER files. Quality assurance is paramount, requiring a formal plan from the rail shop and rigorous testing of air brake systems, hand brakes, and side bearings. Final acceptance will occur at the destination following an inspection for carrier damage. This RFI is for planning purposes only and does not constitute a formal solicitation or a commitment of government funds.

6913G6 Volpe National Transportation System Cntr

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C-25-040 Supply of Two (2) Road-Rail Vehicles (RRVs) for the South Yorkshire Supertram Network

Solicitation # DN834055

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Railcar Fabrication & AssemblyThis subcontract for Railcar Fabrication and Assembly supports NSWC Crane strategic weapons transport projects under the Department of Defense. The scope of work involves the manufacture of physical flatcar structures for prime contractors, specifically focusing on the fabrication of railcar frames and decks. Utilizing industrial machining and heavy-duty welding, the contractor must ensure deliverables meet a maximum weight of 99,200 lbs and a gross rail load of 286,000 lbs. The final objective is the delivery of fully assembled and commissioned flat railcars that are approved for operation on U.S. rail networks. This opportunity falls under NAICS code 336510, with a response deadline set for November 25, 2026.

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N0016426RGW20-PROCUREMENT OF DESIGN AND PRODUCTION OF FLAT RAILCARS-PSC 2220- NAICS 336510

Solicitation # N0016426RGW20

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Solicitation # SPE4A6-27-T-5596

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Ballast Hopper Conveyor Car Manufacturing and SupplyThis subcontract involves the manufacturing and supply of six Ballast Hopper Conveyor Cars for prime contractors working on MTA Long Island Rail Road projects. The scope of work includes the fabrication and assembly of the hopper cars, the integration of conveyor systems for ballast movement, and the use of industrial drive mechanisms and railway-grade steel in strict accordance with LIRR Specifications. The final deliverables consist of six fully operational units to be delivered to the MW Repair Shop located in St. Albans, New York. This procurement falls under NAICS code 336510, with a response deadline set for November 6, 2026.

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Railcar and Locomotive Wheel/Axle SupplyThis subcontract for the Virginia Railway Express involves the supply of new, certified forged steel axles and wheels for passenger railcars and locomotives. The selected provider will manufacture components that strictly adhere to AAR Specifications M-101 and M-107, ensuring all items are delivered FOB destination to prime contractors working on VRE rail projects. Key compliance requirements include the provision of detailed material certifications and strict adherence to Buy America regulations for any procurements exceeding 150,000 dollars. The opportunity is categorized under NAICS code 336510, with a response deadline set for November 17, 2026.

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POSTED

14 days ago

DEADLINE

in 21 days

AI Contract Overview

The solicitation for the Diaphragm Mounting Frame and Buffer Assembly, identified as IFB No. 211984, is issued by Metra under the NAICS code 336510 for transportation equipment manufacturing and is open for bids until August 20, 2026. The contract is governed by a Lowest Price Technically Acceptable award methodology, wherein responsiveness—full compliance with all technical, regulatory, and certification requirements—is a mandatory threshold before price becomes the deciding factor. The scope requires the fabrication of diaphragm mounting frames, buffer side stem assemblies, and bottom face plates in specified quantities, with accompanying certified welding inspections for three rail lines, all to be performed in accordance with ASTM A36 and ASTM A519 material standards, AWS C1.1M/C1.1:2000 welding requirements, and Metra’s internal specification M-13-010. Compliance with federal statutes including the Buy America Act, Clean Air and Water Acts, RCRA, CERCLA, and NEPA, along with Environmental Justice under Executive Order 12898, is mandatory. All items must be delivered FOB destination to Metra’s facility at 147 W. 47th St, Chicago, IL 60609, within the Chicagoland Six County Area, with pricing inclusive of all shipping, handling, and packaging costs. The contract has a five-year performance period with orders placed on an as-needed basis and a total ceiling value of $3,000,000, subject to permitted price escalations in years two through five. Required certifications include a Buy America Certificate, Debarment and Suspension Certification, DBE participation commitments under 49 CFR Part 26, Non-Collusion Affidavit, and certifications regarding lobbying and international boycott compliance. Subcontracting plans must document DBE utilization with full flow-down of nondiscrimination and DBE requirements to lower-tier vendors. Partial deliveries are permitted, but the first set of completed units must be submitted for Metra evaluation prior to full-scale shipment. No barcoding or RFID labeling is mandated, though all packages must bear the purchase order number. Invoices must be submitted to Metra’s Office of Diversity & Business Enterprise and copied to Accounts Payable, with no electronic invoicing system specified. There are no identified contracting officer, technical representative, or COR contact details provided, and no formal FAR clauses are included—instead