A. 
Title. The provisions of this chapter shall be known as the "accessory and service uses regulations" of this title.
B. 
Purpose. The purpose of these provisions is to allow and regulate certain uses accessory to principle uses and service uses within the various zones.
(Ord. 408, 1987; Ord. 727, 2002)
A. 
In addition to the principal uses expressly included therein, each use category shall be deemed to include such permanent activities as are customarily associated with, and are appropriate, incidental and subordinate to, such principal use; are located on the same lot as such principal use except as expressly provided otherwise in this chapter and meet the further conditions set forth herein.
B. 
Within the city, zoning notwithstanding, certain facilities and activities are required to serve the city and the surrounding unincorporated area and the region. These uses are normally of a public or public utility nature and are either essential services or do not lend themselves to specific zone designation.
(Ord. 408, 1987; Ord. 727, 2002)
Accessory uses shall be permitted as follows:
A. 
Uses accessory to a residential use as follows:
1. 
Home occupations subject to obtaining a home occupation permit pursuant to Chapter 17.840;
2. 
The storage within a dwelling of materials, possessions, supplies, equipment and other material objects normally found within a home;
3. 
The placement upon the premises of a dwelling equipment or goods such as toys, play equipment, yard or lawn furniture, minor yard maintenance tools and equipment and similar objects;
4. 
Rooming and boarding, defined as the renting of a room with or without table board to an individual for a duration of not less than thirty consecutive calendar days, shall be permitted as follows:
a. 
Occupancy to be limited to four paying guests,
b. 
Occupancy in excess of four guests may be permitted subject to obtaining a conditional use permit,
c. 
Rooming and boarding shall be conducted only by a person or persons residing on the premises,
d. 
Off-street parking shall be provided in compliance with Chapter 17.620,
e. 
The use of signs in conjunction with rooming and boarding shall be prohibited,
f. 
Rooming and boarding shall be subject to all other applicable city ordinances;
5. 
Transient housing, defined as the renting of a room to transient guests for periods of less than thirty days shall, subject to conditional use permit approval, be permitted in the R-2, R-3 and A zones as follows:
a. 
A conditional use permit shall be granted only for the rental of not more than two rooms,
b. 
Transient housing shall be conducted only by a person or persons owning the dwelling and residing therein as their principal place of residence,
c. 
Any conditional use permit issued for transient housing shall be nontransferable,
d. 
A conditional use permit issued for transient housing shall be issued for periods not to exceed two years,
e. 
Off-street parking shall be provided in compliance with Chapter 17.620,
f. 
The use of signs in conjunction with transient housing shall be prohibited,
g. 
Transient housing shall be subject to all other applicable city ordinances.
B. 
Uses accessory to a nonresidential use as follows:
1. 
Operation of an employee cafeteria by a firm engaging in a principal use on the same lot;
2. 
Subject to conditional use permit approval a residential occupancy in connection with a principal use on the same lot, where residency is required on the premises for protective, conference, or comparable technical purposes;
3. 
Operation of administrative office services for a use on the same lot;
4. 
Wholesale sale, or retail sale to the buyer's custom order, of goods produced by a principal industrial use on the same lot;
5. 
Sale of goods on the same lot as a principal community service use, but only if such goods are available only to persons regularly participating in the principal activity;
6. 
The storage of the inventory of any retail or wholesale business, warehouse, parts house, industry or other commercial activity when such storage is the principal activity of the use or is incidental to the use and enclosed entirely within a building.
C. 
Signs pursuant to Chapter 17.640.
D. 
Subject to conditional use permit approval any other use not specifically permitted or determined by the zoning administrator to be similar to a use permitted within the zoning in which it is proposed.
(Ord. 408, 1987)
Within any zone, service uses shall be permitted as follows:
A. 
Essential service facilities to include the construction, extension, maintenance and operation of underground or overhead installations and incidental appurtenances, equipment and accessories thereto for the normal and regular distribution and supply within and for the benefit of properties within the city, such as electric, gas, telephone, telegraph, water, sewer and storm drain facilities, including electric distribution lines having fifty kV power or less, and gas, telephone and similar essential-service lines, poles, pipes, conduits, cables, mains, drains, fire alarm boxes, police call boxes, traffic signals, hydrants and other similar equipment and accessories in connection therewith, but not including facilities listed as requiring conditional use permit approval in Section 17.680.003.
B. 
Subject to conditional use permit approval, essential service facilities to include underground or aboveground public utility electric transmission lines, and towers for transmission of electricity, telephone, telegraph, television, radio and other communications messages, such as high tension power lines and towers; underground or aboveground facilities for the transmission, storage or collection of petroleum, water, gas and sewage; public utility, office buildings, service or maintenance structures and yards, reservoirs, tanks, and substations; and routes of proposed reservoirs, tanks and substations; and routes of proposed electric transmission lines.
C. 
Subject to conditional use permit approval, airports and helicopter ports, cemeteries and hospitals.
(Ord. 408, 1987; Ord. 727, 2002)