18A.36.060 General Accessory Use List.
A. The following uses may be allowed accessory to principal uses found in one or more use categories.
1. Antennas and satellite dishes for private telecommunication services;
2. Decks and patios;
3. Storage of equipment used for on-site landscape and grounds maintenance;
4. Food service facilities for use primarily by employees with no exterior advertisement of the facility;
5. Incidental storage of equipment, raw materials and finished products sold or manufactured on site and storage of agricultural products produced on site;
6. Noncommercial recreational facilities and areas (indoor or outdoor), including swimming pools, for exclusive use by employees, or patrons, depending upon the principal land use;
7. On-site hazardous waste treatment and storage;
8. Private docks and mooring facilities;
9. Retaining walls, freestanding walls, and fences;
10. Small-scale composting facility which meets State and local solid waste regulations;
11. Solid waste impoundments;
12. Waste-to-energy facilities designed to burn less than 12 tons per day;
13. Employee Housing.
a. Employee Housing for Seasonal Agricultural Workers in Rural Areas and Resource Lands. Employee housing used exclusively for seasonal agricultural workers and their families on the same site as an agricultural use is a permitted accessory land use in rural areas and Resource Lands in accordance with RCW 70.114A.050. The housing is not subject to density requirements in PCC 18A.15.020. Housing allowed under this Section is subject to the following standards:
(1) Regulatory Compliance Required. The housing shall conform to applicable setbacks, height, building, and health regulations. Housing shall not be placed in critical areas or critical area buffers, consistent with the provisions in Title 18E PCC, "Development Regulations – Critical Areas." At a minimum, a site plan is required for all types of housing, whether permanent or temporary structures.
(2) Access, Water Supply, and Sewage Disposal. The location for the units will be reviewed to evaluate access, public safety considerations, and provisions for potable water and sewage disposal, with preference given to public or community systems.
(3) Siting. To the fullest extent possible, the housing shall not be located on prime agricultural soils. The housing shall be provided by means of cluster development that concentrates housing in specific areas on a site to preserve the remaining land.
(4) Title Notice. Prior to the issuance of permits, a property title notice shall be recorded with the Pierce County Auditor acknowledging that the housing is exclusively for the use by employees, laborers, or the employees' or laborers' family members.
(5) Change of Use. Any approved temporary or permanent living accommodations shall not be converted to any other use unless permitted in the underlying zoning and development regulations.
b. On-Site Commercial or Industrial Caretaker. Dwelling units used exclusively for caretaker or superintendent and their family on the same site as the commercial or industrial use.
c. Seasonal Use of an RV on Agricultural Sites. One RV is allowed on the same site as an agricultural use for the duration of the growing season of the associated crop or ranging period of the associated livestock. The RV may be used for any of the following purposes:
(1) Temporary occupancy for a caretaker or employee to ensure safety and security;
(2) To provide shelter and respite for employees while working on site; or
(3) To provide temporary storage of equipment and supplies.
14. Wind power electrical generation equipment meeting the following standards in all categories except residential:
See PCC 18A.37.090 for standards specific to residential use:
a. Non-turbine/generators are permitted subject to the following standards:
(1) Noise generation:
(a) Noise generated from the unit may not exceed 57 dBA (sound pressure level in decibels) at the adjacent property lines when adjacent to residential use or urban or rural residential zoning;
(b) Noise generated from the unit may not exceed 60 dBA at the adjacent property lines when adjacent to urban or rural commercial uses or zoning; and
(c) Noise generated from the unit may not exceed 65 dBA at the adjacent property lines when adjacent to urban or rural industrial uses or zoning.
(2) Support structures are permitted and must comply with the development standards;
(3) Must be in compliance with applicable county, state and federal regulations; and
(4) Must comply with all bulk requirements of the zone classification to include, but not limited to, height and setbacks.
b. Freestanding wind turbine/generators are permitted subject to the provided standards:
(1) Noise generation:
(a) Noise generated from the unit may not exceed 57 dBA (sound pressure level in decibels) at the adjacent property lines when adjacent to residential use or urban or rural residential zoning;
(b) Noise generated from the unit may not exceed 60 dBA at the adjacent property lines when adjacent to urban or rural commercial uses or zoning; and
(c) Noise generated from the unit may not exceed 65 dBA at the adjacent property lines when adjacent to urban or rural industrial uses or zoning.
(2) The rated capacity may not exceed 10 kilowatts, except when documentation is submitted to the Planning and Public Works Department justifying the need for greater kilowatt generators whose primary use is electricity generation to be used on the project site;
(3) Support structures are permitted and must comply with the development standards;
(4) Setback requirement that is consistent with zoning or 50 foot minimum setback to center of turbine/generator, whichever is greater;
(5) Height requirement that is consistent with the zoning; or 50 foot setback increases for every foot greater than maximum height stipulated by the Zoning Code, but not to exceed a maximum height of 100 feet;
(6) The outer and innermost guy wires must be clearly visible through the use of covers, flagging or other methods to a height of 6 feet above the guy wire anchors;
(7) The guy wire anchors must be a minimum of 20 feet from all property lines; and
(8) Must be in compliance with applicable county, state and federal regulations.
15. Maintenance of the equipment, vehicles, and machinery used to support a principal use; and
16. Personal hobby activities, limited to uses and activities permitted to take place within a residence or residential accessory structure per appropriate building and fire codes.
a. Personal hobby activities shall be undertaken for personal use only and shall not be used to generate income of any sort.
b. Personal hobby activities may not include uses that together would constitute a dwelling unit.
17. Solar energy equipment and solar thermal equipment.