Industry: 4491—Marine Cargo Handling
Establishments primarily engaged in activities directly related to marine cargo handling from the time cargo, for or from a vessel, arrives at shipside, dock, pier, terminal, staging area, or in-transit area until cargo loading or unloading operations are completed. Included in this industry are establishments primarily engaged in the transfer of cargo between ships and barges, trucks, trains, pipelines, and wharfs. Cargo handling operations carried on by transportation companies and separately reported are classified here. This industry includes the operation and maintenance of piers, docks, and associated buildings and facilities; but lessors of such facilities are classified in Real Estate, Industry 6512.

Docks, including buildings and facilities: operation and maintenanceShip hold cleaning
Loading vesselsStevedoring
Marine cargo handlingUnloading vessels
Piers, including buildings and facilities: operation and maintenanceWaterfront terminal operation
Codes Titles Number of US Businesses
4491Marine Cargo Handling1,082
449100Marine cargo handling386
44910000Marine cargo handling386
449101Marine loading and unloading services345
44910100Marine loading and unloading services83
44910101Loading vessels40
44910102Stevedoring206
44910103Unloading vessels16
449102Docks, piers and terminals347
44910200Docks, piers and terminals83
44910201Docks, incl. buildings and facilities: operation and maint.110
44910202Marine terminals100
44910203Piers, incl. buildings and facilities: operation and maint.10
44910204Waterfront terminal operation44
449199Marine cargo handling, nec4
44919901Ship hold cleaning4