A bill to provide for the improvement of the Nation's airport and airway system, for the modification of airport and airway user taxes, and for other purposes.

[AI summary unavailable — showing source text] Title I: Airport and Airway Improvement Act of 1979 - Directs the Secretary of Transportation to review and revise the existing national airport system plan to provide for the development of public-use airports in the United States. Stipulates that such plan shall include the type and estimated cost of eligible airport development considered by the Secretary to be necessary to provide a safe and efficient system of public-use airports to anticipate and meet the needs of civil aeronautics, to meet requirements in support of the national defense, and to meet the needs of the postal service. Directs the Department of Defense to make military airports and airport facilities available for civil use to the extent feasible. Directs the Secretary, after consultation with the Administrator of the Environmental Protection Agency, to establish a single method for measuring airport generated noise. Makes airport noise assessment plans and noise impact abatement plans eligible for funding as airport planning projects under this title. Authorizes the Secretary to make grants from the Airport and Airway Trust Fund for airport development and planning in the form of project-grants or block- grants…