2014-030 Cox Field Planned Development Airport Zoning Ordinance

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M. Day -Night Average Sound Level (DNL). A 365 -day averaged, day -night average sound level measurement expressed in decibels. DNL is the metric designated to define airport noise impact for Noise Programs conducted under the provisions of FAR Part 150. DNL is the FAA standard metric for determining the cumulative exposure of individuals to noise. N. Easement. (FAA AC 5020 -1) The legal right of one party to use a portion of the total rights in real estate owned by another party. This may include the right of passage over, on, or below property; certain air rights above the property, including view rights; and the rights to any specified form of development or activity, as well as any other legal rights in the property that may be specified in the easement document. O. FAR Part 77. (FAA FAR Sec. 77.1) A regulation established by the Federal Aviation Administration entitled, in full, "Objects Affecting Navigable Airspace - Part 77" which (a) establishes standards for determining obstructions in navigable airspace; (b) defines the requirements for notice to the FAA 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. P. General Aviation Airport. Any airport that is not a commercial air carrier airport or a military facility. Q. Height. For the purpose of determining the height limits in all zones set forth in this Ordinance and shown on the Official Zoning Map, height shall be measured as the highest point of a structure, tree, or other object of natural growth, measured from the mean sea level elevation unless otherwise specified. R. Industrial, Wholesale Trade, and Storage Uses. A use category including the following use types: 1. Industrial development or uses involved in the research, design, manufacturing, processing, fabrication, packaging, or assembly of goods. Natural, man -made, raw, secondary, or partially completed materials may be used. Products may be finished or semi - finished and are generally made for the wholesale market, for transfer to other plants, or to order for firms or consumers. Goods are generally not displayed or sold on site, but if so, they are a subordinate part of sales (typically ten percent less of the total gross floor area). Relatively few customers come to the site. 2. Industrial, manufacturing, wholesale trade, and warehouse /storage uses including uses that produce goods from raw or finished materials, uses that distribute goods in large quantities to primarily wholesale customers, or provide for storage or warehousing of goods, either in enclosed buildings or outdoors. Few customers, especially the general public, come to the site. Accessory activities may include sales, offices, parking, and storage. S. Imaginary Surfaces. (FAA FAR Part 77.25) Those areas established in relation to the airport and to each runway consistent with FAR Part 77, in which any object extending above these imaginary surfaces, by definition, is an obstruction. • Transitional surface The transitional surface extends outward and upward at right angles to the runway centerline and extends at a slope of seven feet horizontally for each one foot vertically (7:1) from the sides of the primary and approach surfaces. The 45