A. 
Definitions. As used in this article, the following terms shall have the meanings indicated:
ACCESSORY BUILDINGS
Shall conform to all requirements of this chapter. Structures with polyvinyl-type sides and/or roof shall also meet required setbacks and be properly maintained. Any unsightly, ripped, torn material on said structures can be deemed a nuisance by the Zoning Administrator, and may be required to be removed in its entirety.
ATTACHED PRIVATE GARAGE
A private garage attached directly to the principal building, or attached by means of an enclosed or open breezeway, porch, terrace or vestibule, or a private garage so constructed as to form an integral part of the principal building.
DETACHED PRIVATE GARAGE
A private garage entirely separated from the principal building.
B. 
Locations. Detached garages shall be governed by the following unless otherwise provided for in appropriate codes.
(1) 
Garages of wood frame construction shall be located not less than 10 feet from any residence building, except that such distance may be reduced to not less than five feet when the adjacent wall is protected as required for attached garages in § SPS 321.08(1), Wis. Adm. Code. Such separations shall be measured as the perpendicular distance from the exterior dwelling wall to the closest exterior garage or accessory building wall.
(2) 
Garages of masonry wall construction shall not be located less than five feet from any residence building.
C. 
Foundations and footings. Attached private garages shall be provided with the same type footings and foundations as required herein for the principal building. Concrete floors shall be not less than four inches in thickness. Detached private garages may be built with a continuous floating slab of reinforced concrete not less than four inches in thickness. Reinforcement shall be a minimum of number 10 six-inch-by-six-inch wire mesh. The slab shall be provided with a thickened edge all around, eight inches wide and eight inches below the top of the slab. The thickened edge shall have two No. 4 horizontal reinforcement bars placed at the center. The lower reinforcement bar shall be set two inches above the bottom of the thickened edge and the upper reinforcement bar shall be set six inches above the bottom of the thickened edge. Exterior wall curbs shall be provided not less than four inches above the finished ground grade adjacent to the garage. Bolts 318 inches in diameter with nuts and washers attached, six inches long, shall be embedded three inches in the concrete curb of detached garages, eight feet on centers.
D. 
Construction. Private garages shall be constructed as follows:
(1) 
Unless designed through structural analysis, load-bearing foundation walls and partitions shall be constructed as per §§ SPS 321.15 to 321.18, Wis. Adm. Code.
(2) 
Detached private garages of wood frame construction shall be constructed with the following requirements.
(a) 
Studs may have a maximum spacing of 24 inches on centers.
(b) 
Diagonal corner bracing shall be installed on both walls at each corner. Diagonal corner bracing may be applied on the inside surface of studs.
(c) 
Corner posts may consist of two two-inch-by-four-inch studs or a single four-inch-by-four-inch stud.
(d) 
Collar beams at the top plate and collar ties in the upper 1/3 of the roof shall be installed with a maximum spacing of 48 inches on center. Collar beams may be two-inch-by-six-inch. Collar ties shall be at least two-inch-by-four-inch for roof slopes less than four inches per foot. A one-inch-by-six-inch collar tie may be used for roof slopes four inches per foot or greater.
(e) 
Detached garage roofs shall be framed in accordance with the applicable requirements of § SPS 321.28 Wis. Adm. Code.
(f) 
Heating, ventilating and air conditioning. The provisions of Ch. SPS 323, Wis. Adm. Code, shall apply to the design, installation and construction of all heating, ventilating and air-conditioning systems installed in detached garages and accessory buildings.