# Automatic Engine Start Stop (AESS) continuation and Air Leak Fuel Penalty Study

Canonical: https://abierto.us/opportunities/fr26rdi20000000033

- Solicitation number: FR26RDI20000000033
- Notice type: Justification
- Status: Awarded to Southwest Research Institute
- Department: Department of Transportation
- Agency: Federal Railroad Administration
- Contracting office: 693JJ6 Federal Railroad Admin (693JJ6)
- NAICS: 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- Product or service code: AJ12 General Science And Technology R&D Services; General Science And Technology; Applied Research
- Place of performance: San Antonio, Texas
- First posted: July 13, 2026
- Last posted: July 13, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/32dd6a46c8af4d17b9747ec4ed9364ae/view

## Award on USAspending

- Recipient: Southwest Research Institute (UEI PB11V1KH3KV4)
- Contract: 693JJ626C000015, definitive contract
- Obligated: $499,991.00
- Competition: Not Competed, 1 offers received
- Link: award number 693JJ626C000015 equals the contract number; same awarding office 693JJ6 (high confidence)
- Record: https://www.usaspending.gov/award/CONT_AWD_693JJ626C000015_6930_-NONE-_-NONE-/


## Publications

- July 13, 2026: Justification. Notice 32dd6a46c8af4d17b9747ec4ed9364ae. https://sam.gov/workspace/contract/opp/32dd6a46c8af4d17b9747ec4ed9364ae/view

## Points of contact

- Akwasi Kankam, akwasi.kankam@dot.gov

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Source: SAM.gov Contract Opportunities bulk extract and USAspending.gov award data. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/fr26rdi20000000033.