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• ~ ~DOK ~ PkCE ~fl <br />SECTION II: DEFINITIONS <br />As used in this ordinance, unless the context otherwise requires: <br />1. -AIRPORT - Sanford Lee County Airport. <br />2. AIRPORT ELEVATION - The highest point of an airport's usable <br />landing area measured in feet from sea level. <br />3. A-nPROACH SURFACE - A surface longitudinally centered on the <br />emended runv,ay centerline, extending outward and upward from <br />the end of the primary surface and at the same slope as the ap- <br />proach zone height limitation slope set forth in Section IV <br />of this Ordinance. In plan the perimeter of the approach <br />surface coincides with the perimeter of the approach zone. <br />4. APPROACH, TRA1vSITIONAL, FORIZONTA1,, AND C0111CA?, ZONES - These <br />zones are set forth in Section III of this Ordinance. <br />5. BC- D OF APPEALS - A Board consisting of•five (5) members <br />appointed by the Lee County Board of Commissioners as provided <br />in General Statutes 63-33(0. <br />6. CONICAL SR-ACE - A surface extending outward and upi:,ard "from <br />the periphery of the horizontal surface at a slope of 20-to 1- <br />for a horizontal distance of 4,000 feet. <br />7. PI ZARD TO AIR NAVIGATION - An obstruction dete=ined to have a <br />substantial adverse effect on,the safe and efficient utilization <br />of the navigable airspace. <br />8. -HEIGHT - For the purpose of determining the height limits in <br />all zones set forth in this Ordinance and sho~•m on the zoning <br />rap, the datum shall be mean sea level elevation unless other- <br />vise specified. <br />FELIPORT PRIMARY SURFACE - The area of the primary surface <br />coincides in size and shape ti•:ith the designated taD-eoff and <br />landing area or a heliport. This surface is a horizontal <br />plane at the elevation of the established heliport elevation. <br />10. HORIZONTA_I, SURFACE - A horizontal plane 150 feet above the <br />established airport elevation, the perimeter of which in plan <br />coincides with the perimeter of the horizontal zone. <br />11. LARGER THAN UTILIT <br />and intended to be <br />than 12,500 pounds <br />craft. <br />12. 1?0NC0I;FORi• ING USE <br />natural groirth, or <br />provisions of this <br />f RUPTWAY - A runway that is constructed for <br />used by propeller driven aircraft of greater <br />maximum gross weight and jet powered air- <br />Any pre-existing structure, object of <br />use of land which is inconsistent with the <br />Ordinance or an amendment thereto. <br />-2- <br />