18A.60.090 Rural Airport Overlay

18A.60.090 Rural Airport Overlay.

A. Purpose. The purpose of the Rural Airport Overlay is to function as a safety buffer adjacent to the Tacoma Narrows Airport on rural land. The overlay provides restrictions on the use of land, which are intended to protect the airport from neighboring land uses that are incompatible with aviation activities. The area also provides buffering between those more intensive uses related to aviation activities and the uses authorized in the rural-residential classifications.

B. Restriction on Uses Permitted. The following uses shall be permitted in the Rural Airport Overlay pursuant to the process described in Table 18A.60.090-1.

Table 18A.60.090-1. Rural Airport Overlay
Use Category and Use Type	Permit Process
Residential Use Category
Single-family Detached Housing	P
Civic Use Category
Community and Cultural Services	C1
Public Safety Services	C1
Recreation, Non-Profit	P1;C2,3,4
Transportation	P1;C2,3
Utilities Use Category
Telecommunication Towers or Wireless Facilities	P1;C2,3
Electrical Facilities	P
Electrical Generation Facilities	C4
Natural Gas Facilities	P1,2;C3,4
Organic Waste Processing Facilities	C
Pipelines	P
Sewage Collection Facilities	P*
Stormwater Facilities	P
Waste Transfer Facilities	P1
Water Supply Facilities	P1;C2
Utilities or Public Maintenance Facilities	C
Resource Use Category
Agritourism	C
Agricultural Supply Sales	C1
Agricultural Services	C
Animal Production, Boarding and Slaughtering	P1
Crop Production	P1
Forestry	P1
Surface Mines	C
Commercial Use Category
Amusement and Recreation	C4,5,6
Building Materials and Garden Supply	C5
Lodging	C1
Industrial Use Category
Contractor Yards	C

1. Any new use that involves the release of airborne substances that could interfere with aircraft operations is prohibited.

2. Any new use that emits light that interferes with a pilot's vision is prohibited.

3. Any new use that attracts concentrations of birds is prohibited.

4. Uses that emit electrical currents shall be installed in a manner that does not interfere with communications systems or navigational equipment.

D. Residential density shall be limited to 1 dwelling unit per 10 acres. A bonus density that provides for 2 dwelling units per 10 acres is permitted when 50 percent of the development is retained in open space. A minimum lot size of 5 acres is required for new lots.

1. Prior to approval of a residential building permit in this overlay, title notification describing the presence of the airport shall be required.

E. Buildings and structures that would penetrate the imaginary airspace surfaces for the Tacoma Narrows Airport as defined in Title 14 CFR (Code of Federal Regulations) FAR (Federal Aviation Regulations) Part 77 "Objects affecting navigable airspace" are prohibited. Examples of such obstructions may be cell towers, radio broadcast towers, water towers, etc. when the height of the structure would exceed the lower limits of navigable airspace.