Airport Engineering. Planning Design and Development of 21st by Norman J. Ashford at al.

By Norman J. Ashford at al.

Аэропорт инжиниринг: планирование, проектирование и развитие аэропортов 21-го века. Издание 4-е.

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Extra resources for Airport Engineering. Planning Design and Development of 21st Century Airports (4th edition)

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The evaluation uses a variety of multivariate statistical techniques such as correlation analysis, factor analysis, and linear and nonlinear regression analysis to define suitable predictive variables selected as the independent variables of the model. Future demand levels are developed based on the assumption that the relationship developed through econometric analysis is applicable in the future and valid in the future as it was in the past. However, it is possible to adjust the econometric models if the causal variables change in the intervening years after the models are developed.

However, the chances of success diminish as the complexity of the particular situation increases, number of factors increase, and the need for long-term forecasts becomes necessary. 3 Conventional Airport Forecast Methods 27 Survey of Expectation This method is one step above the previous one—essentially providing an aggregate judgment of several experts in the airport and air transport industries who are in a position to cast their expert opinions and judgment to estimate future trends. By assembling an expert panel with broad range of interests and specialties, the forecaster would hope for a balanced view and a reasonable estimate.

The Airport Safety and Capacity Expansion Act of 1990 permitted airports to levy the previously prohibited passenger facility charges (PFC), with some restrictive clauses. These limited the number of charges which could be applied during the course of a trip and reduced improvement program apportionments to medium and large hubs which imposed the charges. 5. Included were the purchase of land for physical facilities and the purchase of long-term easements to protect navigable airspace in the clear zones; construction and reconstruction of runways, taxiways, and aprons; resurfacing of runways, taxiways, and aprons for structural but not maintenance purposes; airfield lighting; buildings associated with safety, such as the airport fire and emergency buildings; and roads, streets, and rapid-transit facilities; airfield signage; airfield drainage; planning studies; environmental studies; safety area improvements; airport layout plans; roads on airport property; and reduction of hazards.

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