§ 152.054 (R-1) LOW-DENSITY RESIDENTIAL.
   (A)   Intent. 
      (1)   To recognize fully- or partially-developed low-density residential areas, including supporting public and semi-public facilities;
      (2)   To provide for future development of a similar nature; and
      (3)   To protect the desired low intensity living environment from encroachment by potential conflicting uses.
   (B)   Permitted uses.
      (1)   Single-family detached residences; customary accessory uses incidental to the principal use such as private garages, screen houses and play equipment.
      (2)   Public parks and recreation facilities.
      (3)   Daycare facilities.
      (4)   Residential facilities.
      (5)   Home occupations.
   (C)   Special conditions. In all single family residential subdivisions approved after the date of this chapter, the following conditions shall be met:
      (1)   The usable back yard area of each single family lot at the time of plat approval shall include a minimum depth of 50 feet of yard area unencumbered by wetlands, lakes, rivers, floodplains, ponding areas, and other restrictive use areas or easements, as measured from the rear of the proposed building pad to the rear lot line and including an area equal to the average width of the lot. Exceptions to this provision is that typical side yard and rear yard drainage and utility easements as required in Chapter 151 shall be allowed in the unencumbered area, and a wetland buffer area may occupy one-half of the required 50 feet unencumbered area. After plat approval, proposed lot improvements and structural improvements are subject to normal permitting requirements and dimensional standards in this chapter.
      (2)   All public streets shall include a minimum pavement width of 32 feet, as measured from back of curb to back of curb. Public rights-of-way shall be 60 feet wide, except that the city may allow a 50-foot right-of-way on cul-de-sacs and other minor streets. A ten-foot trail easement shall be required adjacent to all rights-of-way less than 60 feet in width.
   (D)   Permitted accessory uses.
      (1)   Roof-mounted wind energy conversion systems (WECS).
      (2)   Ground source heat pump systems.
      (3)   Roof or building mounted and ground mounted solar energy systems.
(Ord. 102, passed 7-9-01; Am. Ord. 102-C, passed 6-23-03; Am. Ord. 201, passed 8-24-15)