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17 Cards in this Set
- Front
- Back
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Total Number of US Airports
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19,374
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Total number of public use airports
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5179
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Total number of NPIAS airports
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3380
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National plan of integrated airport systems
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AIP eligible airports. Five year plan of capital projects presented to Congress and reviewed every 2 years
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Commercial Service Airport
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Public use airports receiving scheduled passenger service and having at least 2500 enplaned passengers
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Number of NPIAS commercial service airports
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503
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Primary airport
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Commercial service airport serving at least 10,000 enplaned passengers per year
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Large hub
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Primary airport that accounts for at least 1 percent of total US enplanements. 29 large hub airports accounted for 68 percent of all enplanements
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Medium hub
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Primary airport that accounts for between .25 percent and 1 percent of total US enplanements. There are 37 medium hub airports that account for 20 percent of all enplanements
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Small hub
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Primary airport that enplanes .05 percent to .25 percent of all passenger enplanements. 72 small hub airports that account for 8 percent of all enplanements.
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Nonhub
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Primary airport with less than .05 percent of all enplanements. 244 nonhub airports accounted for 3 percent of all enplanements.
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Non-primary airport
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More than 2500 enplanements but less than 10000. There are 121 non-primary airports in the NPIAS that accounted for .1 percent of all enplanements.
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Reliever airport
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Public use airport with 100 or more based aircraft or 25000 annual operations. Alternative to busier airports. There are 269 reliever airports
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GA airport
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Have at least 10 based aircraft and are at least 20 miles from the nearest NPIAS airport. There are 2560 GA airports
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Airport Master Plan
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Presents capital development needs of an airport over a 20 year period
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Airport layout plan
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Graphical representation of the master plan
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Grant assurance number 29
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Requires sponsors of federally obligated airports to maintain currency of the ALP
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