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Grants.govU.S. National Science Foundation

Strengthening American Infrastructure (SAI)

Posted Oct 5, 2026·open

AGENCY

NSF

PROGRAM

Discretionary

AMOUNT

$50K – $750K

CLOSES

Open-ended

Description

Strengthening American Infrastructure (SAI) is an NSF program seeking to stimulate human-centered, use-inspired, fundamental and potentially transformative research aimed at strengthening America’s infrastructure. Effective infrastructure provides a strong foundation for socioeconomic vitality and broad improvement in quality of life. Robust, reliable and effective infrastructure spurs private-sector innovation, grows the economy, creates jobs, makes public-sector service provision more efficient, strengthens communities, promotes equal opportunity, protects the natural environment, enhances national security and fuels American leadership. Achieving these objectives requires the integration of expertise from across all science and engineering disciplines. SAI focuses on how fundamental knowledge about human reasoning and decision-making, governance, and social and cultural processes enables the building and maintenance of effective infrastructure that improves lives and society and builds on advances in technology and engineering. Successful projects will represent a convergence of expertise in one or more social, behavioral or economic sciences, deeply integrated with other disciplines to support substantial and potentially pathbreaking fundamental research applied to strengthening a specific focal infrastructure.

General inquiries regarding this funding opportunity should be sent to NSF-SAI@nsf.gov.

Eligibility

Others (see text field entitled "Additional Information on Eligibility" for clarification)

Contact

U.S. National Science Foundation

grantsgovsupport@nsf.gov

703-292-4203

Additional details

Funding instrument
Grant
Cost sharing required
No
Archived
Oct 6, 2026

Opportunity number: 25-534

Search this number on Grants.gov for the official listing.