This U.S. Census Bureau NAICS-based industry comprises establishments primarily engaged in providing towing services on inland waterways.

Cross-References. Establishments primarily engaged in--

• Providing freight transportation in coastal waters, on the Great Lakes System, or deep seas between ports of the United States, Puerto Rico, and United States island possessions or protectorates--are classified in U.S. Industry 483113, Coastal and Great Lakes Freight Transportation;
• Transporting freight on all inland waterways, except the Great Lakes-St. Lawrence Seaway; also included are the intracoastal waterways on the Atlantic and Gulf coasts--are classified in U.S. Census Bureau NAICS-based industry 4832111, Inland Waterways Freight Transportation (except Towing); and
• Operating ferries on inland waters for the transportation of passengers or vehicles--are classified in U.S. Census Bureau NAICS-based industry 4832121, Inland Waterways Ferry Transp ortation.