15.12.140 AV airport district.
A. Purpose. To implement regulations for the use of land and air spaces in airport zones by preventing the creation or establishment of airport hazards and by preventing the destruction and/or impairment of the utility of the airports of the county. This section shall be applied to properties used or planned to be used as airport or related uses and where the imposition of such regulations is necessary to promote the health, safety and general welfare of the users of airports and related uses and the inhabitants of the county and necessary to protect the public investment therein.
B. Permitted Uses. Include airports, heliports and accessory uses.
C. Accessory Uses. Include paved runways, taxiways, aprons, and landing strips.
D. Conditional Uses. All uses requiring the issuance of a special permit from the Planning Commission, including, but not limited to, aircraft storage, service, repair and fueling structures; passenger and/or freight loading and unloading structures; airport lighting, aircraft tiedowns; radio, radar and other communication related structures; aircraft or aircraft accessory sales; and residences required for the operation and/or maintenance of the airport.
E. Nonpermitted Uses. Include those uses which occur on land or in airspace, within any airport approach zone, in such a manner as to:
1. Create electrical interference with radio communication between an airport and aircraft in the vicinity;
2. Make it difficult for aircraft pilots to distinguish between airport lighting and any other lighting;
3. Impair pilot and airport visibility in the vicinity of any airport;
4. Otherwise endanger or interfere with the landing, maneuvering or take-off of aircraft.
F. Height Limitation. The following height limits are established and no structure shall be altered, maintained, or erected in excess of the height limits herein provided:
1. Horizontal zone: 150 feet.
2. Conical zone: 150 feet at the inner perimeter and increasing in height at a ratio of twenty to one (20:1) glideslope and in no event to exceed 150 feet.
3. Transitional zone: A ratio of seven to one (7:1) commencing at the boundary of the landing area(s) as determined by the Planning Commission.
In addition, residential structures shall be limited to a height of two stories, not exceeding 35 feet. All other structures shall be limited to heights as determined by the Planning Commission in the issuance of a special use permit.
G. Required Conditions. Land use and design criteria including but not limited to minimum acreage, open space, property line setback, parking, loading, access, designation of building sites, signs, and architectural review shall be considered by the Planning Commission and shall appear as conditions to the issuance of any special use permit for any airport related use.