U.S. Soldiers and dump trucks assigned to the South Carolina Army National Guard support hauling operations in Columbia, S.C., Feb. 13, 2014. The South Carolina Department of Transportation requested that the Army National Guard transport 600 tons of road salt from a sea salt plant in Charleston to Columbia after an ice storm. More than 180 Soldiers in South Carolina were put on state active duty. National Guard units in many eastern states were ordered to duty to assist after a major snowstorm affected most of the East Coast Feb. 11-14, 2014.