(a) Establishes standards for determining obstructions in navigable airspace;
(b) Sets forth the requirements for notice to the Administrator of certain proposed construction or alteration;
(c) Provides for aeronautical studies of obstructions to air navigation, to determine their effect on the safe and efficient use of airspace;
(d) Provides for public hearings on the hazardous effect of proposed construction or alteration on air navigation; and
(e) Provides for establishing antenna farm areas.