Single File?According to the Federal Aviation Administration (2007), "The overall planning process will vary based on the size, complexity, and role of the airport under study and may include a variety of support studies. However, all master planning studies will fall into one of two basic types: airport master plans or airport layout plan (ALP) updates” (Federal Aviation Administration, 2007, p.1). of the master planning process is further explained by the FAA by stating: “Airport planning is a systematic process used to establish guidelines for the efficient development of airports that are consistent with local, state and national objectives ensure the effective use of airport resources in order to meet air transport demand in a financially feasible manner. Airport planning can be as broad based as the national system plan or as more centrally focused as an airport master plan for a specific airport” (Federal Aviation Administration, 2010, p. 500-1). This explanation of how airport planning is organized may allow the reader to become more familiar with how decisions are made regarding airport planning and organization. The basis of any airport plan or layout is set for one primary function; to move people out as quickly, if not faster, than they came in. There are many ways that have been tested, failed, tried again, improved, and finally established or disbanded to help promote this concept of moving people as easily and quickly as they entered. sufficiently possible. Two examples that have two very different approaches to passenger flow methods within airports would be those of Detroit Metropolitan Wayne County Airport (DTW) and Washington Dulles International Airp...... middle of paper...... nale airport | the Official Website of the ATL Airport. Retrieved January 22, 2012, from http://www.atlanta-airport.com/Airport/ATL/ATL_FactSheet.aspxFederal Aviation Administration. (2007, May 1). Advisory circular. FAA.gov. Retrieved January 22, 2012, from http://www.faa.gov/documentLibrary/media/advisory_circular/150-5070-6B/150_5070_6b_chg1.pdfFederal Aviation Administration. (2010, October 1). Airport planning. FAA.gov. Retrieved January 22, 2012, from http://www.faa.gov/airports/central/aip/sponsor_guide/media/0500.pdf Metropolitan Washington Airports Authority. (2012). Air traffic statistics. Dulles International Airport. Retrieved January 22, 2012, from http://www.mwaa.com/dulles/653.htmWayne County Airport Authority. (2004). Aviation statistics. MetroAirport.com. Retrieved January 22, 2012, from http://www.metroairport.com/about/AviationStatistics.asp