The transportation and warehousing sector (North American Industrial Classification System (NAICS) 48) includes air transportation, water transportation, truck transportation, transit and ground passenger transportation, pipeline transportation, scenic and sightseeing transportation, support activities for transportation (e.g., air traffic control and marine cargo handling), postal service, couriers and messengers, and warehousing and storage. It does not include government, railroad transportation, or self-em- ployed persons.

Air transportation (NAICS 481) includes industries pro - viding air transportation of passengers and cargo using air - craft, such as airplanes and helicopters. It does not include scenic and sightseeing air transportation, support activities for air transportation, or air courier services.

Water transportation (NAICS 483) includes industries providing water transportation of passengers and cargo using water craft, such as ships, barges, and boats. It does not include scenic and sightseeing water transportation services or support activities for water transportation.

Truck transportation (NAICS 484) includes industries providing over-the-road transportation of cargo using mo - tor vehicles, such as trucks and tractor trailers. It does not include support activities for road transportation, freight transportation arrangement services, the Postal Service, or courier services.

Transit and ground passenger transportation (NA - ICS 485) includes industries providing a variety of passen - ger transportation activities, such as urban transit systems; chartered bus, school bus, and interurban bus transporta - tion; and taxis. It does not include scenic and sightseeing transportation, support activities for road transportation, or arrangement for car pools and vanpools.

Pipeline transportation (NAICS 486) includes industries using transmission pipelines to transport products, such as crude oil, natural gas, refined petroleum products, and slur - ry. It does not include activities classified as utilities, such as natural gas distribution or water and air distribution and collection.

SOURCE : Bureau of Transportation Statistics, 2016.