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Acknowledgments US Department of Transportation - BTS

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Appendix B: GlossaryOPERATING REVENUES (Air): Revenues fromthe performance <strong>of</strong> air transportation and relatedincidental services. Includes l) <strong>Transportation</strong> revenuesfrom the carriage <strong>of</strong> all classes <strong>of</strong> traffic inscheduled and nonscheduled services, and 2) Nontransportationrevenues consisting <strong>of</strong> federal subsidies(where applicable) and services related toair transportation.OTHER FREEWAYS AND EXPRESSWAYS(Highway): All urban principal arterials with limitedaccess but not part <strong>of</strong> the Interstate system.OTHER PRINCIPAL ARTERIAL (Highway):Major streets or highways, many <strong>of</strong> multilane orfreeway design, serving high-volume traffic corridormovements that connect major generators <strong>of</strong>travel.OTHER RAIL REVENUE: This includes revenuesfrom miscellaneous operations (i.e., diningandbar-car services), income from lease <strong>of</strong> roadand equipment, miscellaneous rental income,income from nonoperating property, pr<strong>of</strong>it fromseparately operated properties, dividend income,interest income, income from sinking and otherreserve funds, release or premium on funded debt,contributions from other companies, and othermiscellaneous income.OTHER REVENUE VEHICLES (Transit): Otherrevenue-generating modes <strong>of</strong> transit service, suchas cable cars, personal rapid transit systems,monorail vehicles, inclined railway cars, etc., notcovered otherwise.OTHER 2-AXLE 4-TIRE VEHICLES (Truck):Includes vans, pickup trucks, and sport utilityvehicles.OTHER WORK (General Aviation): Con-structionwork (not Federal Aviation Regulations, Part135), helicopter hoist, parachuting, aerial advertising,and towing gliders.OXYGENATES: Any substance that when addedto motor gasoline increases the amount <strong>of</strong> oxygenin that gasoline blend. Includes oxygen-bearingcompounds such as ethanol, methanol, andmethyl tertiary butyl ether. Oxygenated fuel tendsto give a more complete combustion <strong>of</strong> carboninto carbon dioxide (rather than monoxide),thereby reducing air pollution from exhaustemissions.PASSENGER CAR: A motor vehicle designed primarilyfor carrying passengers on ordinary roads,includes convertibles, sedans, and stations wagons.PASSENGER-MILE: 1) Air: One passenger transported1 mile; passenger-miles for one interairportflight are calculated by multiplying aircraft milesflow by the number <strong>of</strong> passengers carried on theflight. The total passenger-miles for all flights isthe sum <strong>of</strong> passenger-miles for all interairportflights. 2) Auto: One passenger traveling 1 mile;e.g., one car transporting two passengers 4 milesresults in eight passenger-miles. 3) Transit: Thetotal number <strong>of</strong> miles traveled by transit passengers;e.g., one bus transporting five passengers 3miles results in 15 passenger-miles.PASSENGER REVENUE: 1) Rail: Revenue fromthe sale <strong>of</strong> tickets. 2) Air: Revenues from thetransport <strong>of</strong> passengers by air. 3) Transit: Fares,transfer, zone, and park-and-ride parking chargespaid by transit passengers. Prior to 1984, fare revenuescollected by contractors operating transitservices are not included.PASSENGER VESSELS: A vessel designed for thecommercial transport <strong>of</strong> passengers.PEDALCYCLIST: A person on a vehicle that ispowered solely by pedals.PEDESTRIAN: Any person not in or on a motorvehicle or other vehicle. Excludes people in buildingsor sitting at a sidewalk cafe. The NationalHighway Traffic Safety Administration also usesan “other pedestrian” category to refer to pedestriansusing conveyances and people in buildings.Examples <strong>of</strong> pedestrian conveyances includeskateboards, nonmotorized wheelchairs, rollerskates,sleds, and transport devices used asequipment.PERSON-MILES (American Travel Survey): Anestimate <strong>of</strong> the aggregate distances traveled by allpersons on a given trip based on the estimatedtransportation-network-miles traveled on thattrip.PERSON TRIP (American Travel Survey): A triptaken by an individual. For example, if three personsfrom the same household travel together, thetrip is counted as one household trip and threeperson trips.

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