This Solicitation opportunity from Department Of Defense was posted on March 20, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Aberdeen Test Center Railcar Modification

Closed

W91CRB-Q-A004Federal

Submission Closed03/26/2026, 04:00:00 PM UTC

Contract Overview

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

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in 21 days

AI Contract Overview

This contract solicits proposals for a non-personal service to upgrade the cushioned draft gear on two Department of Defense railcars, specifically DODX 40061 and DODX 40020, converting them to a standard draft gear configuration. The solicitation, titled "Aberdeen Test Center Railcar Modification," is issued by the Department of Defense through the W6QK Acc-apg office located at Aberdeen Proving Ground, Maryland. The contract is a total small business set-aside under NAICS code 336510, ensuring that only small businesses may compete. The solicitation was posted on January 9, 2026, with a quotation due date of February 17, 2026, at 2:00 PM local time. Interested parties may direct questions via email to designated points of contact, with government responses made available on SAM.gov. Wage determinations consistent with federal labor standards apply to this contract, ensuring compliance with minimum wage requirements for labor classifications relevant to the project. The work location and performance will occur at Aberdeen Proving Ground, Maryland, supporting the Army's effort to maintain and improve railcar assets crucial to defense logistics operations.

General Info

Department of Defense solicits small businesses to upgrade two railcars at Aberdeen Proving Ground.

Agency

Department Of Defense → W6QK Acc-Apg

NAICS

336510 - Railroad Rolling Stock Manufacturing

Place of Performance

Aberdeen Proving Ground, MD, 21005, USA

Set-Aside

SBA

Documents

Amendment 0001 to Solicitation W91CRB26QA004

17 pages · amendment

High

Amendment 0002 to Solicitation W91CRB26QA0040002

2 pages · amendment

High

Amendment 0003 to Solicitation W91CRB26QA004

3 pages · amendment

High

Amendment 0004 to Solicitation W91CRB26QA004

2 pages · amendment

High

B08 Solicitation Questions and Answers

1 page · q-and-a

High

Cost Breakout Spreadsheet - Railcar Modification 12172025

6 pages · cost-breakout

High

Past Performance Questionnaire for RFQ W91CRB-26-Q-A001

6 pages · past-performance

High

PWS for ATC Railcar Modification at Aberdeen Test Center

3 pages · pws

High

PWS for ATC Railcar Modification at Aberdeen Test Center

3 pages · pws

High

Quality Assurance Surveillance Plan for ATC Railcar Modification

5 pages · qasp

High

Solicitation Amendment 0003 for W91CRB26QA004 Railcar Modification

70 pages · amendment

High

Solicitation Amendment 0004 W91CRB26QA004 Railcar Modification

70 pages · amendment

High

Solicitation Amendment W91CRB26QA0040001 Railcar Modification

77 pages · amendment

High

Solicitation Amendment W91CRB26QA0040002 for Railcar Modification

70 pages · amendment

High

Solicitation W91CRB26QA004 Professional Appearance

81 pages · rfq

High

Wage Determination 2015-4265 Maryland

10 pages · wage-determination

High

B08 Solicitation Questions and Answers

1 page · q-and-a

Low

Railcar+Photos.zip

AI Contract Breakdown

Uniform Contract Format

Timeline

7 updates

PhaseClosed

PostedJan 9

Solicitation

Notice updatedJan 22

The notice description changed.

Notice updatedFeb 6

The notice description changed.

Notice updatedFeb 12

Response deadline changed from Feb 17, 2026 to Feb 26, 2026. The notice description changed.

Notice updatedFeb 26

Response deadline changed from Feb 26, 2026 to Mar 2, 2026. The notice description changed.

Notice updatedMar 4

Response deadline changed from Mar 2, 2026 to Mar 11, 2026. The notice description changed.

Notice updatedMar 10

The notice description changed.

Deadline changedMar 20

Response deadline changed from Mar 11, 2026 to Mar 26, 2026.

Response DeadlineMar 26

Deadline has passed

Submission Closed

03/26/2026, 04:00:00 PM UTC

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Organization & Contact Information

AgencyDepartment Of Defense → W6QK Acc-Apg

Contacts2 people available

OfficeABERDEEN PROVING GROU, MD, 21005-5001, USA

Organization / AgencyDepartment Of Defense → W6QK Acc-Apg

Office AddressABERDEEN PROVING GROU, MD, 21005-5001, USA

Contacts

Noah Lane

contact@example.gov

Todd Strasavich

contact@example.gov

Full Description

This is a non-personal service(s) contract to update the cushioned draft gear on Department of Defense Railcar (DODX) 40061 and DODX 40020 to a standard draft gear.

Quotation due date is 26 February 2026 at 2:00 PM.

Questions may be sent by email to the points of contact listed below and the Government responses will be posted to SAM.gov.

Edit: January 22 2026. Solicitation Questions and Answers posted in Attachments/Links

Edit: February 6 2026. Image attahcments (ZIP File) of DODX 40061 and 39166.

The photographs of asset 39166 depict the existing test car designated for replacement. The accompanying photographs of DODX 40061 provide visual documentation of the railcar's A and B ends, its manufacturer stenciling, and its data plate.

AMENDMENT 1:

Amendment 1 will make the following changes to the solicitation:

1) Remove the cost breakout sheet and wage determination to allow for standard commercial price proposals to be submitted.
2) Make adjustments to Sections L&M to remove any conflicting information on how pricing should be submitted.
3) Extended to 26 February 2026 to allow additional time for adjustments to quotations.

AMENDMENT 2:

1) Extended to 02 March2026 to allow additional time for adjustments to quotations.

AMENDMENT 3:

1) Revised PWS section 4.0

2) Add section 3.7

3) Solicitation re-opened to 11 March 2026.

AMENDMENT 4:

1) Solicition attachment Questions and Answers Updated

2) Extend solicition to end 26 March 2026.