RSA 422-B:2 Definitions.

As used in this chapter, unless the context otherwise requires:
I. "Airport" means any area, of land or water, except a restricted landing area, which is designed for the landing and take-off of aircraft, whether or not facilities are provided for the shelter, servicing, or repair of aircraft or for receiving or discharging passengers or cargo, and all appurtenant areas used or suitable for airport buildings or other airport facilities, and all appurtenant rights of way, either heretofore or hereafter established.
II. "Approach surface" means the imaginary sloping plane beginning at the end of the runway or landing strip and rising uniformly over the approach area at the required slope.
III. "Department" means the department of transportation.
IV. "Landing st