nas_description_2010

nas_description_2010 - Brief Description of the National...

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Virginia Tech Brief Description of the National Airspace System (NAS) Dr. Antonio A. Trani Professor Department of Civil and Environmental Engineering August 25, 2010
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Virginia Tech 2 What is the National Airspace System (NAS)? A very complex system made up of airports , airway routes (like highways in the sky), airlines and people (air traf c controllers, pilots and the ying public) In the National Airspace System ( NAS ) there are 60,000 ights controlled by Air Traf c Control services every day (>35,000 performed by airlines) Air Traf c Control in NAS handles more than 22 million ights per year More than 80 million passengers arrive or depart Atlanta Intl. Airport in a year Atlanta Harts eld Intl. airport handles more than 910,000 operations per year (FAA 2000)
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Virginia Tech 3 Flowchart of the National Airspace System
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Virginia Tech 4 The National Airspace System (NAS)
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Virginia Tech 5 The National Airspace System (NAS)
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Virginia Tech 6 NAS Traf c and Asset Characteristics Air Transportation Demand Activity in NAS (Trani and Quan, 2000). Parameter Current (2003) 2015 2020 Remarks Number of Opera- tions (per year) 65,300,000 81,200,000 97,360,000 1) Based on FAA Forecasts until 2010 2) 1.75% growth factor after 2010 Emplanements (per year) 633,000,000 991,000,000 1,232,000,000 1) Based on FAA Forecasts until 2010 2) 3% growth fac- tor after 2010 Number of Air Carrier Aircraft in US (jets) 5,600 8,284 10,200 Our estimates Number of GA Aircraft 202,500 242,500 277,500 Our estimates Hours Flown by Air Carriers 13,600,000 21,292,160 26,615,200 Our estimates Hours Flown by GA Aircraft 29,800,000 38,494,673 44,050,605 Our estimates
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Virginia Tech 7 Why is the National Airspace System Important? Many people travel by air every day (more than 2.3 million passengers per day ) The economy of the country depends on a reliable and safe air transportation system Air transportation is the most economical way to travel over long distances (i.e., 1,000 kilometers or more) Air cargo is a fast growing industry that depends on good airport and Air Traf c Control infrastructure More than ten million people in the U.S. work in this industry (the air transportation sector)
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Virginia Tech 8 Airports in the U.S.
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nas_description_2010 - Brief Description of the National...

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