NSF award 2534535 · George Mason University

Collaborative Research: Fungi-Based Biological Upcycling of Waste Concrete into Durable Infrastructure Materials

Final report due

29 December 2029

in 1,168 days · The award ends on 31 August 2029.

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award ending 2029-08-31 · Research.gov
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PAPPG 24-1: “at least 45 days prior to the end date”
No-cost extension notice21 Aug 2029in 1038 days
award ending 2029-08-31 · Research.gov
PAPPG 24-1: “at least ten calendar days prior to the end date”
Final report due29 Dec 2029in 1168 days
award ending 2029-08-31 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due29 Dec 2029in 1168 days
award ending 2029-08-31 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out29 Dec 2029in 1168 days
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PAPPG 24-1: “financially closed out 120 days after their expiration date”

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NSF lists this award's end date as 31 August 2029.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 29 December 2029.

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Award card

Award number: 2534535
Period of support: 1 Sep 2026 – 31 Aug 2029
Amount: $347,998
Awardee: George Mason University, Fairfax, VA
Program: ECI-Engineering for Civil Infr
Directorate: ENG

Abstract

Concrete demolition generates hundreds of millions of tons of waste in the United States each year. Although some demolished concrete is reused, much of it becomes low-value road base, fill, or discarded fine powder rather than a dependable ingredient for new concrete. This underuse increases disposal costs, consumes space, and sustains demand for newly quarried stone, dredged sand, and manufactured cement. This…

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