2017 NAICS Definition

T = Canadian, Mexican, and United States industries are comparable.

488390 Other Support Activities for Water Transportation

This industry comprises establishments primarily engaged in providing services to water transportation (except port and harbor operations; marine cargo handling services; and navigational services to shipping).

Illustrative Examples:

Floating drydocks (i.e., routine repair and maintenance of ships)
Ship scaling services
Marine cargo checkers and surveyors


Cross-References. Establishments primarily engaged in--

• Ship painting--are classified in Industry 238320, Painting and Wall Covering Contractors;
• Providing ship janitorial services--are classified in Industry 561720, Janitorial Services;
• Operating port, harbor, or canal facilities--are classified in Industry 488310, Port and Harbor Operations;
• Providing dredging services--are classified in Industry 237990, Other Heavy and Civil Engineering Construction;
• Providing stevedoring and other marine cargo handling services--are classified in Industry 488320, Marine Cargo Handling;
• Providing navigational services to shipping--are classified in Industry 488330, Navigational Services to Shipping; and
• Providing ship overhauling or repairs in a shipyard--are classified in U.S. Industry 336611, Ship Building and Repairing.

2007 NAICS		2012 NAICS		2017 NAICS		Corresponding Index Entries
488390		488390		488390		Cargo checkers, marine
488390		488390		488390		Cargo surveyors, marine
488390		488390		488390		Drydocks, floating (i.e., routine repair and maintenance of ships)
488390		488390		488390		Marine cargo checkers and surveyors
488390		488390		488390		Ship dismantling at floating drydock
488390		488390		488390		Ship scaling services not done at a shipyard