Chapter 18.225
ACCESSORY STRUCTURES

Sections:

18.225.020    General standards.

18.225.030    Location of accessory structures.

18.225.040    Architectural standards.

18.225.050    Agricultural structures.

18.225.060    Carports/temporary vehicle storage.

18.225.070    Swimming pools.

18.225.020 General standards.

(1) General Standards. In addition to the use limitations and other regulations for the zoning district in which the accessory structure is proposed, no accessory use, building, or structure shall be allowed unless it complies with the following requirements:

(a) All accessory structures shall be incidental and subordinate to the principal use and/or structure on the property.

(b) An accessory structure shall be under the same ownership or control as the principal structure and/or use on the property.

(c) No accessory structure shall be established or constructed before the main dwelling or structure is under construction, and no accessory structure shall be occupied prior to issuance of a certificate of occupancy for the main dwelling or structure.

(d) No accessory structure shall include a residential dwelling or kitchen facilities, nor may an accessory structure be rented or otherwise used as a separate dwelling.

(e) All accessory structures shall comply with any and all applicable standards and requirements of the International Building and Fire Codes.

(f) Play structures less than 15 feet in height and with a covered and/or enclosed floor area of less than 30 square feet are exempt from the general restrictions of this chapter, but must comply with all setback requirements for accessory structures.

(g) It shall be the sole responsibility of the property owner to obtain a release from the utility companies and any other entity holding rights to public utility or other easements on the property prior to any construction within those areas. [Ord. 11-15 § 1 (Exh. A).]

18.225.030 Location of accessory structures.

(1) Measurements. For the purpose of this chapter, measurements shall be from the foundation of the accessory building to property line, or to foundation on the main dwelling.

(2) Accessory structures shall be located a minimum of 10 feet from the main dwelling.

(3) Side Yards. Side yard setbacks for accessory structures shall be as follows:

(a) Accessory structures may have a minimum side yard setback of five feet, except as follows:

(i) Accessory structures located between the main structure and the side property line shall maintain the same side yard setback as required for the main structure.

(ii) Accessory structures of 120 square feet or less may be located a minimum of one foot from the side property lines, provided no portion of the building extends over the property line and runoff is contained to the property.

(iii) Accessory structures over 20 feet in height shall have a minimum side yard setback of 15 feet.

(b) A minimum distance of five feet shall be maintained between accessory structures.

(c) All accessory structures on corner lots shall maintain the minimum corner side yard setback as required for the main dwelling.

(d) Accessory structures may not encroach into any public utility or other easement without written permission to encroach from all parties with rights to the easement.

(4) Front Yards. All accessory structures are prohibited within any required front yard area, and no accessory structure shall extend within 10 feet of the front plane of the main dwelling.

(5) Rear Yards. Rear yard setbacks for accessory structures shall be as follows:

(a) Accessory structures shall be located a minimum of five feet from the rear property line, except as follows:

(i) Accessory structures of 120 square feet or less shall be located a minimum of one foot from the rear property line, provided no portion of the building extends over the property line and runoff is contained to the property.

(ii) Accessory structures over 20 feet in height shall have a minimum rear yard setback of 15 feet.

(b) Accessory structures may not encroach into any public utility or other easement without written permission to encroach from all parties with rights to the easement. [Ord. 11-15 § 1 (Exh. A).]

18.225.040 Architectural standards.

(1) Maximum Size. The maximum total size of all accessory structure(s) on any parcel shall be limited to 25 percent of the rear yard area, defined as the area from the closest point of the rear foundation to rear property line.

(2) Maximum Height.

(a) The maximum height of accessory structures shall be 20 feet. On property of at least 10,000 square feet the maximum height may be up to 25 feet, but may not exceed the height of the main dwelling, measured at the highest pitch of the roof.

(b) Accessory structures shall be limited to one story. Unfinished storage areas under the roof trusses may be permitted, but shall not include finished space or utilities such as plumbing or electrical not associated with mechanical equipment. On property of at least one-third acre and zoned R-3, R-2, RR-22, R-1, or A-5, a second story may be allowed; provided, that no residential dwelling or kitchen facilities are included, nor may the structure be rented or otherwise used as a separate dwelling.

(c) Height shall be measured from finished grade to the highest point on the structure.

(3) Exterior Materials and Design. Architectural standards, including general appearance, building materials, and color, shall be as follows:

(a) Accessory structures of 120 square feet or less shall be consistent in color and design with the main dwelling. Exposed plywood or particle board, corrugated metal, or similar materials are prohibited as exterior materials.

(b) Accessory structures greater than 120 square feet shall utilize only exterior building materials that are present on the main dwelling, excluding trim and nonarchitectural elements, structural materials, and prohibited materials. Colors shall be similar in tone and complementary to those used on the main dwelling. Wood or wood product siding, exposed plywood or particle board, corrugated metal, or similar materials are prohibited as exterior materials. Fiber-cement siding and aluminum or other metal siding may be substituted for vinyl siding if such siding is similar in color and appearance to the vinyl siding used on the main dwelling, as approved by the planning manager.

(c) Accessory structures greater than 1,200 square feet shall include a minimum of 20 percent of the front exterior walls, and of the street side(s) of a corner lot, in masonry such as brick or stone same type, coloring, and/or style as on the main dwelling.

(i) On property of at least one acre and zoned RR-22, R-1, or A-5, split-face or honed block may be used in place of stucco or other materials, but may not be substituted for any required brick, stone or other masonry consistent with that used on the home.

(d) For accessory structures greater than 120 square feet where exterior materials on the main dwelling consist exclusively of masonry such as brick or stone, the exterior side of the accessory structure facing the front of the lot shall be entirely masonry of the same type and style on the main dwelling. For the remaining sides, the lower one-third of each side shall be masonry as used on the front elevation, and the remaining exterior may consist of stucco and/or vinyl or fiber-cement siding that is complementary to the main dwelling in color and design. [Ord. 18-14 § 1 (Exh. A); Ord. 12-26 § 1 (Exh. A); Ord. 11-15 § 1 (Exh. A).]

18.225.050 Agricultural structures.

(1) Agricultural Structures. Accessory structures constructed on parcels of at least one-half acre and used exclusively for agricultural use, defined as exclusively for the storage of farm animals and/or feed, as defined by ordinance, or of equipment used for commercial agricultural production on parcels of at least 20 acres, shall comply with the requirements of this chapter except as follows:

(a) Agricultural structures must be designed such that the primary function of the structure is the keeping of farm animals and/or feed.

(b) Agricultural structures shall be located a minimum of 10 feet from side and rear property lines, and, if located on a corner lot, shall comply with standard corner lot setback requirements.

(c) Agricultural structures may not be located within 40 feet of any residential dwelling.

(d) Maximum height of agricultural structures shall be 35 feet.

(e) Agricultural structures may, on approval from the planning department, utilize such exterior building materials that are appropriate to the use, while complementary to the main dwelling and to the surrounding community. [Ord. 11-15 § 1 (Exh. A).]

18.225.060 Carports/temporary vehicle storage.

(1) Temporary carports and other such temporary vehicle covers are permitted as follows:

(a) Temporary carports may only be used for parking or/and storage of vehicles and/or trailers.

(b) Temporary carports must be less than 200 square feet, have a maximum of two enclosed sides and may not be placed on a permanent foundation.

(c) Temporary carports shall meet the same setback, height, and coverage requirements as other accessory structures. However, carports may be placed directly adjacent to the main dwelling, provided the same side yard setbacks which apply to an attached garage are met.

(d) Setbacks for temporary carports or other such structures are measured to the base of the support structure.

(e) Temporary carports must comply with any and all applicable requirements and standards of the currently adopted building and fire codes.

(2) Storage containers, freight containers, box cars, and similar storage equipment are prohibited. Temporary storage containers may be used during a move, but may not be present on the property for more than 72 hours. [Ord. 19-11 § 1 (Exh. A); Ord. 12-26 § 1 (Exh. A); Ord. 11-15 § 1 (Exh. A).]

18.225.070 Swimming pools.

(1) Swimming pools shall have a minimum setback of five feet from all property lines, and must have a minimum separation of five feet from any other structure, excluding unenclosed mechanical equipment associated with the pool or other water features, and slides or similar play equipment. Setbacks are measured to water’s edge.

(2) Any swimming pool shall be completely surrounded by a non-accessible wall or fence having a height of at least six feet in which there shall be no openings larger than 36 square inches except for gates which shall be equipped with self-closing and self-latching devices. [Ord. 11-15 § 1 (Exh. A).]