These regulations have been adopted by the Maryland Aviation Administration of the Maryland Department of Transportation to protect the aerial approaches of airports owned by the State. In adopting the regulations, the Administration has considered the following to the extent that they affect or promote the public health, safety, order, or security: The character of the flying operations conducted or expected to be conducted at the airports; The surrounding terrain; The height of existing structures, personalty, and vegetation in the vicinity; The feasibility of lowering or removing existing structures, personalty, and vegetation in the vicinity; The advice, recommendations, and opinion of the federal agency charged with fostering civil aeronautics as to the aerial approaches necessary for safe flying operations at the airports; The risks associated with aerial traffic at the airports; The type, size, weight, and load capacity of aircraft that use or might use the airports; The weather conditions generally prevailing in the vicinity; The size and layout of the landing area of the airports; and The present and future needs of the inhabitants of this State with reference to the use of the airports for public transportation.