antifreeze concrete 2
Contractors finish the surface of a concrete slab constructed with antifreeze concrete during a field demonstration at Fort Wainwright, Alaska, in March 2015. The air temperature was 14oF (−10oC).

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Tags: USACE, erdc, CRREL
Photo by: USACE ERDC |  VIRIN: 150409-A-CE999-008.JPG