# Tunnel Transfer Line (TTL) Module and TTL Warm Manifold

Canonical: https://abierto.us/opportunities/370471dsf

- Solicitation number: 370471DSF
- Notice type: Solicitation
- Status: Closed. Deadline was September 30, 2025 at 5:00 PM EDT
- Department: Department of Energy
- Contracting office: Fermilab - DOE Contractor (899034)
- NAICS: 332420 Metal Tank (Heavy Gauge) Manufacturing
- Product or service code: 6640 Laboratory Equipment and Supplies
- First posted: July 31, 2025
- Last posted: September 16, 2025
- SAM.gov: https://sam.gov/workspace/contract/opp/4632c3f25a244cb59720c32a99d45c6b/view

## Description

Fermi National Accelerator Laboratory (FNAL) is soliciting proposals for the fabrication of cryogenic Tunnel Transfer Line (TTL) modules and warm manifolds for the PIP-II project. Please review the requirements of the solicitation. Some attachments available by approved request only. Proposals can be submitted directly to the Primary Contact listed on this notice.

Amendment 1 extending the due date for proposal was issued on 08/07/2025. This amendment extends the due date from Aug 29, 2025 to September 19, 2025.

Amendment 2 extending the deadline to submit questions related to this solicitation was issued on 08/14/2025. This amendment extends the due date for questions to be submitted from Aug 11, 2025 to Aug 22, 2025.

Amendment 3 providing responses to questions submitted during the open Question and Answer period was issued on 08/28/2025.

Amendment 4 providing additional responses to questions and providing 2 additional Drawing Files was issued on 09/04/2025.

Amendment 5 extending the due date for proposals was issued on 09/16/2025. This amendment extends the due date from Sept 19, 2025 to September 30, 2025.

## Publications

- July 31, 2025: Solicitation, due August 29, 2025 at 5:00 PM EDT. Notice 86b5da3b1ddb44e3be4a029b4f766033. https://sam.gov/workspace/contract/opp/86b5da3b1ddb44e3be4a029b4f766033/view
- August 7, 2025: Solicitation, due September 19, 2025 at 5:00 PM EDT. Notice 111f81fb68bc4334a22ada03a969a5e7. https://sam.gov/workspace/contract/opp/111f81fb68bc4334a22ada03a969a5e7/view
- August 7, 2025: Solicitation, due August 19, 2025 at 5:00 PM EDT. Notice d0d6f567e9a64c26986891bc07338f3a. https://sam.gov/workspace/contract/opp/d0d6f567e9a64c26986891bc07338f3a/view
- August 14, 2025: Solicitation, due September 19, 2025 at 5:00 PM EDT. Notice 55b984a4e2a54719ae393a2f31d309fc. https://sam.gov/workspace/contract/opp/55b984a4e2a54719ae393a2f31d309fc/view
- August 28, 2025: Solicitation, due September 19, 2025 at 5:00 PM EDT. Notice 76b68032a0ea4da5868e4895f7f203b4. https://sam.gov/workspace/contract/opp/76b68032a0ea4da5868e4895f7f203b4/view
- September 4, 2025: Solicitation, due September 19, 2025 at 5:00 PM EDT. Notice 4740e0d9dc104ee2922d224197e1e9ec. https://sam.gov/workspace/contract/opp/4740e0d9dc104ee2922d224197e1e9ec/view
- September 16, 2025: Solicitation, due September 30, 2025 at 5:00 PM EDT. Notice 4632c3f25a244cb59720c32a99d45c6b. https://sam.gov/workspace/contract/opp/4632c3f25a244cb59720c32a99d45c6b/view

## Points of contact

- Seth Fryar, sfryar@fnal.gov, 630-840-3665

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/370471dsf.