Florida Rock & Tank Lines, a subsidiary of Patriot Transportation Holding, serves the southeast United States as a premiere bulk tank carrier. The company specializes in freight consisting mainly of petroleum products and chemicals. It maintains a tank fleet comprised of more than 500 company-owned power units. Florida Rock & Tank has approximately 20 terminal locations throughout the southeast that include Jacksonville, Orlando, Port Everglades, White Springs, Tampa, Pensacola and Panama City, Fla.; Charleston and North Augusta, S.C.; Charlotte and Wilmington, N.C.; Montgomery and Birmingham, Ala.; Knoxville, Tenn.; and Albany, Atlanta, Bainbridge, Columbus, Macon, Augusta, Dalton and Savannah, Ga. Florida Rock & Tank Lines has corporate headquarters in Jacksonville.