Unconfined compressive strength
TJ Melendy, research civil engineer in the Force Projection and Sustainment Branch at CRREL, tests the unconfined compressive strength of a novel cold weather concrete developed for the US Air Force Civil Engineering Center (AFCEC) as part of its Rapid Runway Repair Modernization Program.

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Photo by: Jared Oren, ERDC-CRREL |  VIRIN: 141110-A-CE999-013.JPG