Thirty South Carolina Army National Guard dump trucks support hauling operations in response to a request by the S.C. Department of Transportation to transport 600 tons of road salt from the Charleston sea salt plant to Columbia, following the ice storm that impacted the state Feb. 11-12. More than 180 soldiers were put on state active duty to respond to the winter storm following the declaration of state of emergency by Gov. Nikki Haley Feb. 11, 2014