§ 154-05.02  Suburban Ranch Districts (SR-1, SR-2, SR-3 and SR-4).
   (A)   Purpose.  The principal purpose of these districts is to enable semi-rural residential and agricultural uses to be maintained without impairment from industrial, commercial or higher density residential development. The primary purpose of requiring large minimum lots is to assure adequate area for residents to keep a limited number of farm animals or horses, or to engage in agriculture without adversely affecting the use and enjoyment of nearby residential properties.
('80 Code, App. A, § 60)  (Ord. 583, passed 9-16-1952; Ord. O95-040, passed 9-5-1995)
   (B)   Applicability.  The allowed residential density of the Suburban Ranch Districts shall be in conformance with the appropriate General Plan Land Use Designation and in compliance with the Zoning Conformity Matrix.
('80 Code, App. A, § 60)  (Ord. 583, passed 9-16-1952; Ord. O95-040, passed 9-5-1995)
   (C)   Permitted principal uses.
      (1)   One single-family dwelling;
      (2)   Farms, truck gardens and the raising of poultry, rabbits and other small farm animals for domestic use. The keeping of horses and other large animals for domestic use shall be limited to one large animal per each 10,000 square feet of side and rear yard area. Any building or shade for the animals shall be at least 100 feet from any other existing or potential dwelling on adjacent lots;
(Ord. O2009-29, passed 10-7-2009)
      (3)   Public and private elementary and secondary schools;
      (4)   Publicly owned and operated parks, playgrounds and recreation use;
      (5)   Residential care facility, small (SIC 8361);
      (6)   Child care services, small (SIC 8351); and
      (7)   Community garden.
('80 Code, App. A, § 60)  (Ord. 583, passed 9-16-1952; Ord. O95-040, passed 9-5-1995; Ord. O2015-021, passed 4-15-2015)
   (D)   Permitted accessory uses.
      (1)   Accessory uses of buildings or structures customarily incidental and subordinate to any use permitted by this subchapter such as barns, private stables, sheds, servant or guest quarters without kitchen facilities, private garages, swimming pools or private work shops, provided that none shall be conducted for gain. No accessory building shall be inhabited by anyone other than those employed by the owner or tenant of the premises;
      (2)   Home occupations;
      (3)   Corrals, buildings, enclosures and other structures for the keeping of animals and livestock;
      (4)   Wall-mounted and concealed/disguised personal wireless communication facilities, in accordance with Article 19 herein, are permitted as an accessory use for legally established nonresidential uses only. Wall strapping of a personal wireless communications facility is not permitted.
         (a)   Personal wireless communication facilities are not permitted in conjunction with legal nonconforming uses.
         (b)   The use of lattice tower structures for any personal wireless communication facility is not permitted.
      (5)   Accessory dwelling units.
('80 Code, App. A, § 60)  (Ord. 583, passed 9-16-1952; Ord. O95-040, passed 9-5-1995; Ord. O2000-35, passed 6-21-2000; Ord. O2002-09, passed 2-20-2002; Ord. O2017-013, passed 5-3-2017)
   (E)   Conditional uses.
      (1)   Animal husbandry services, including veterinarian, animal hospital, kennels and poultry hatchery services;
      (2)   Cemetery, crematory or mausoleum;
      (3)   Public riding stables, private riding academies and boarding on a minimum of five acres;
      (4)   Public and quasi-public utility buildings and facilities when necessary for service to the surrounding territory, provided that no public business offices and no repair or storage facilities are maintained therein. Electric substations must be enclosed within a wall or fence adequate to prohibit passage of persons and to provide screening from public view;
      (5)   Child day care services, large (SIC 8351); day care for six or more children is permitted upon compliance with the following:
(Ord. O2008-33, passed 8-6-2008)
         (a)   The seven standard criteria for reviewing conditional use applications (§ 154-03.05(G)(2));
         (b)   The facility must be licensed by the Arizona Department of Health Services;
         (c)   There shall be no swimming pool on the site, unless the pool is in compliance with the current adopted Pool Safety Codes per the Arizona Revised Statutes;
         (d)   Any outside play area shall be enclosed by a five foot high solid wall or fence with self-latching gate;
         (e)   There shall be no structural additions or equipment not customarily in a residential dwelling, excepting those modifications required under the state licensing, building code or fire code regulations pertaining to this class of child day care service; and
         (f)   In granting any conditional use permit, the Planning and Zoning Commission may prescribe appropriate conditions and safeguards in conformity with this chapter, including, but not limited to, setback and coverage requirements, off-street parking and screening structures and materials to hold at reasonable levels the impact on surrounding uses, and hours of operation.
      (6)   Religious institutions including related buildings and activities.
('80 Code, App. A, § 60)  (Ord. 583, passed 9-16-1952; Ord. O95-040, passed 9-5-1995)
   (F)   Property development standards.  In addition to the regulations and requirements contained in other sections of this chapter, the following minimum property development standards apply to all land and buildings in the Suburban Ranch Districts as may be designated on the official zoning map.
      (1)   Lot size.  The following is the list of minimum lot sizes for each of the four Suburban Ranch Districts:
         (a)   Suburban Ranch-4 (SR-4) District.  Four-acre minimum lot size required;
         (b)   Suburban Ranch-3 (SR-3) District.  Three-acre minimum lot size required;
         (c)   Suburban Ranch-2 (SR-2) District.  Two-acre minimum lot size required; and
         (d)   Suburban Ranch-1 (SR-1) District.  One-acre minimum lot size required.
      (2)   Lot width.  The minimum lot width for each of the four Suburban Ranch Districts shall be 120 feet.
      (3)   Lot coverage.  The maximum lot coverage for each of the four Suburban Ranch Districts shall be 15% of the lot area. The first 600 square feet of covered parking shall not count against the maximum lot coverage.
      (4)   Yards.  The following is the list of minimum yard setbacks for the four Suburban Ranch Districts:
         (a)   Minimum front yard setback.  Twenty-five feet;
         (b)   Minimum side yard setback.  Ten feet;
         (c)   Minimum rear yard setback.  Twenty-five feet; and
         (d)   Minimum street side yard setback.  Twenty-five feet.
      (5)   Building height.  The maximum building height in the four Suburban Ranch Districts shall be 40 feet.
      (6)   Landscape and irrigation.  Landscaping and irrigation shall be provided in the manner set forth in Article 20 of this chapter.
      (7)   Off-street parking.  Off-street parking shall be provided in the manner set forth in Article 16 of this chapter.
('80 Code, App. A, § 60)  (Ord. 583, passed 9-16-1952; Ord. O95-040, passed 9-5-1995; Ord. O2006-39, passed 6-21-2006; Ord. O2010-32, passed 7-7-2010; Ord. O2010-63, passed 12-1-2010; Ord. O2010-64, passed 12-15-2010)  Penalty, see § 154-999