18.80.080 Exceptions to height limits

18.80.080 Exceptions to height limits.

A. Allowed Projections Above Height Limits. The structures listed in Table 18.80.080 may exceed the maximum permitted building height for the zoning district in which they are located, subject to the limitations stated in the table; and further provided, that no portion of a structure in excess of the building height limit may be used for sleeping quarters or advertising.

Table 18.80.080 Allowed Projections Above Height Limits
Structures Allowed Above the Height Limit	Maximum Coverage, Locational Restrictions	Maximum Vertical Projection Above the Height Limit
Skylights	No limitation	1 foot
Solar panels	No limitation	3 feet
Other energy production facilities located on rooftop such as wind turbines	No limitation	5 feet
Chimneys Decorative features such as domes, cupolas, pediments, obelisks, and monuments Rooftop open space features such as sundecks, sunshade and windscreen devices, open trellises, and landscaping, excluding detached residential structures	20% of roof area for all structures	20% of base height limit or 10 feet
Elevator and stair towers (for multi-unit and nonresidential buildings only)	N/A	12 feet
Mechanical penthouses	60% of roof area	10 feet
Flagpoles	Shall be set back at least to the height of the pole from all lot lines; only one per residential lot	10 feet
Fire escapes, catwalks, and open railings required by law	No restriction	No restriction
Religious facility architectural elements such as spires, bell towers, and domes	20% of roof area	No restriction
Parapets excluding detached residential structures	N/A	4 feet
Distribution and transmission towers, lines, and poles Water tanks Windmills Airway beacons	20% of the area of the lot, or 20% of the roof area of all on-site structures, whichever is less; no limit if a primary use permitted in the district	10 feet as an accessory structure; none as a primary use
Building-mounted telecommunications facilities, antennas, and microwave equipment Radio towers	Subject to provisions of Chapter 18.130 MCC, Telecommunications Facilities. A conditional use permit is required for commercial communication towers that exceed the maximum permitted height of the district in which they are located.
Athletic field lighting	80 feet
Bucket elevators, vertical conveyors and conveyor equipment, smokestack scrubbers, support towers, grain bins and grain silos, and any other height relevant industrial mechanical appurtenances	1. Shall be set back an additional 3 feet for every 1 foot of height exceeding 80 feet. 2. Increasing the street frontage landscaping an additional 10 feet of depth. Additional landscape area shall include an amount equal to or greater than 1 tree and 3 shrubs for each 30 feet of frontage, and vegetative ground cover occupying a minimum of 60%. Appurtenances of the facility shall be designed, constructed and/or colored in order to correspond with the aesthetic, view-shed and other characteristics of the area in which they are to be located.	Maximum height: 80 feet. Additional height may be granted by the zoning administrator; however, in no event shall the total height exceed 120 feet.

[Res. 22-12; Ord. 22-03 § 2; Res. 21-09; Ord. 21-05 § 2; Ord. 18-06 § 2; Res. 14-36 § 401.08; Ord. 14-12 § 1.]