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Cannon Falls City Zoning Code

ACCESSORY BUILDINGS

STRUCTURES AND USES

§ 152.230 PURPOSE.

   The purpose of this subchapter is to provide performance standards for the erection, siting and use of accessory buildings, structures and uses that may be allowed within the various zoning districts to ensure compatibility with the principal use and with surrounding properties, as well as to protect the general health, safety and welfare of the community.
(Prior Code, § 11-18-1) (Ord. 258, passed 5-4-2006)

§ 152.231 TIME OF CONSTRUCTION.

   No detached accessory building or structure shall be constructed on any lot prior to the time of construction of the principal building to which it is accessory.
(Prior Code, § 11-18-2) (Ord. 258, passed 5-4-2006)

§ 152.232 APPLICATION.

   Any structure which requires a building permit or which is 30 inches or more in height shall be subject to setback, floor area and other requirements of this chapter.
(Prior Code, § 11-18-3) (Ord. 258, passed 5-4-2006)

§ 152.233 BUILDING PERMIT REQUIRED.

   Detached accessory buildings greater than 120 square feet in floor area shall require a building permit. The Building Official shall review the site plan and construction drawings to determine compliance with the Building Code and other applicable ordinances, laws and regulations.
(Prior Code, § 11-18-4) (Ord. 258, passed 5-4-2006)

§ 152.234 EXTERIOR BUILDING STANDARDS.

   Architectural details for accessory buildings are to be the same or similar as for the principal building based upon (but not limited to) the following criteria:
   (A)   Scale and detailing;
   (B)   Roof pitch orientation and slope;
   (C)   Overhang depth and details;
   (D)   Window and exterior door proportion and types;
   (E)   Building material; and
   (F)   Exterior color.
(Prior Code, § 11-18-5) (Ord. 258, passed 5-4-2006)

§ 152.235 AREA LIMITATIONS.

   The combination of attached garages and detached accessory structures shall not exceed the area standards.
 
Zoning District
Allowable Floor Area
R-E
2,000 square feet
R-1
1,500 square feet
R-2
1,500 square feet
R-3
1,500 square feet
R-4
30% of the gross floor area of the multiple-family structure
 
(Prior Code, § 11-18-6) (Ord. 258, passed 5-4-2006)

§ 152.236 NUMBER OF STRUCTURES.

   Total number of accessory buildings and garages shall be limited to the following:
   (A)   One attached garage and one detached accessory building; or
   (B)   Two detached accessory structures.
(Prior Code, § 11-18-7) (Ord. 258, passed 5-4-2006)

§ 152.237 SETBACKS.

   (A)   Attached buildings/garages. An attached garage shall be considered an integral part of the principal building and shall conform to district setback requirements.
   (B)   Detached buildings. Detached accessory buildings shall comply with the following minimum setbacks.
 
Location
Setback
Front yard
Per applicable district requirements
Rear yard
Per applicable district requirements
Side yard
Per applicable district requirements
   A garage with access to and from an alley and with the vehicular entrance fronting the alley shall be setback a minimum of 15 feet
 
   (C)   No accessory building shall be located within a drainage or utility easement.
(Prior Code, § 11-18-8) (Ord. 258, passed 5-4-2006; Ord. 271, passed 3-15-2007)

§ 152.238 HEIGHT.

   Except as expressly permitted by conditional use permit, accessory buildings shall comply with the following height limitations.
 
Zoning District
Maximum Height
R, Residential Districts
16 feet
B, Business Districts
20 feet
I, Industrial Districts
26 feet
Other Districts
16 feet
 
(Prior Code, § 11-18-9) (Ord. 258, passed 5-4-2006)

§ 152.239 CONDITIONAL USE PERMITS.

   Application for a conditional use permit under this subchapter shall be regulated by §§ 152.070 through 152.074 of this chapter. A conditional use permit may be granted, provided that:
   (A)   There is a demonstrated need and potential for continued use of the structure for the purpose stated;
   (B)   No commercial or home occupation activities are conducted on the property;
   (C)   The building has an evident reuse or function related to a single-family residential environment;
   (D)   Accessory buildings shall be maintained in a manner that is compatible with the adjacent residential uses and does not present a hazard to public health, safety and general welfare; and
   (E)   The provisions of § 152.072 of this chapter shall be considered and a determination made that the proposed activity is in compliance with that criteria.
(Prior Code, § 11-18-10) (Ord. 258, passed 5-4-2006)

§ 152.240 ANIMAL ENCLOSURES.

   (A)   Domestic animal enclosures shall not be placed in the front yard or in the side yards abutting a street, shall not be placed closer than ten feet to any property line and shall not be placed closer than 25 feet to any dwelling unit other than on the owner's property.
   (B)   No encroachment shall be permitted in existing or required drainage and/or utility easements.
   (C)   Screening and/or a hard surface will be required if problems occur with appearance, noise, odor or sanitation as determined by the Zoning Administrator.
(Prior Code, § 11-18-11) (Ord. 258, passed 5-4-2006)

§ 152.241 COMPOST STRUCTURES AND FIREWOOD PILES.

   Compost structures and firewood piles shall be considered accessory uses, shall be limited to rear yards and shall be subject to setback, square footage and other requirements of this chapter.
(Prior Code, § 11-18-12) (Ord. 258, passed 5-4-2006)