§ 154-07.03  High Density Residential District (R-3).
   (A)   Purpose.  Within any High Density Residential (R-3) District, no building, structure or premises shall be used and no building or structure shall be erected, which is intended or designed to be used, in whole or in part, for any use except as permitted in this section.
('80 Code, App. A, § 73)  (Ord. 583, passed 9-16-1952; Ord. O95-040, passed 9-5-1995)
   (B)   Applicability.  The allowed residential density of the High Density Residential 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, § 73)  (Ord. 583, passed 9-16-1952; Ord. O95-040, passed 9-5-1995)
   (C)   Permitted principal uses.
      (1)   One single-family dwelling;
      (2)   One two-family dwelling;
      (3)   Multiple-family dwellings, attached or detached;
      (4)   Child day care services, small (SIC 8351);
      (5)   Residential care facility, small (SIC 8361);
      (6)   Rooming and boarding houses, (small) (SIC 7021);
      (7)   Public and private elementary and secondary schools;
      (8)   Publicly owned and operated parks, playgrounds and recreational uses;
      (9)   Community garden;
      (10)   New conversion company housing complex (large); per § 154-15.19 of this chapter; and
      (11)   New construction company housing complex (large); per § 154-15.19 of this chapter and the requirements indicated below:
         (a)   Property must be adjacent to a four-lane minor arterial roadway, a four-lane principal arterial roadway, or a six-lane principal arterial roadway as classified by the 2014 Transportation Master Plan.
('80 Code, App. A, § 73)  (Ord. 583, passed 9-16-1952; Ord. O95-040, passed 9-5-1995; Ord. O2015-021, passed 4-15-2015; Ord. O2017-026, passed 8-16-2017; Ord. O2019-022, passed 6-5-2019)
   (D)   Permitted accessory uses.
      (1)   Accessory uses of buildings or structures customarily incidental and subordinate to any use permitted by this subchapter such as swimming pools, private carports and garages, laundry rooms and common recreation buildings and areas; provided that none shall be operated for use by the general public for gain and subject to the criteria as specified in § 154-15.15 of this chapter;
      (2)   Home occupations; and
      (3)   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.
      (4)   Accessory dwelling units.
('80 Code, App. A, § 73)  (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. O2013-29, passed 10-1-2014; Ord. O2017-013, passed 5-3-2017)
   (E)   Conditional uses.
      (1)   Art gallery or museum;
      (2)   Cemetery, crematory or mausoleum;
      (3)   Religious institutions including related buildings and activities;
      (4)   Child day care services, large;  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 (see § 154-03.05(G)(2));
         (b)   The facility must be licensed by the State 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 a self-latching gate;
         (e)   There shall be no structural additions or equipment not customarily in a residential dwelling, excepting those modifications required under 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 to reasonable levels the impact on surrounding uses, and hours of operation.
      (5)   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;
      (6)   Hospital or sanitarium;
      (7)   Motels or tourist facilities;
      (8)   University or college;
      (9)   Membership-based lodging (SIC 7014);
      (10)   Rooming and boarding houses, (large); and
      (11)   Company housing complex (small); per § 154-15.19 of this chapter.
('80 Code, App. A, § 73)  (Ord. 583, passed 9-16-1952; Ord. O95-040, passed 9-5-1995; Ord. O2017-026, passed 8-16-2017; Ord. O2019-022, passed 6-5-2019)
   (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 High Density Residential District as may be designated on the official zoning map.
      (1)   Lot size.  The minimum lot size in the High Density Residential (R-3) District shall be 6,000 square feet.
      (2)   Density.  The maximum density in the High Density Residential (R-3) District shall be 2,000 square feet of lot area for each one dwelling unit.
      (3)   Lot width.  The minimum lot width in the High Density Residential (R-3) District shall be 50 feet.
      (4)   Lot coverage.  The maximum lot coverage in the High Density Residential District shall be 35% of the lot area. An additional 5% lot coverage is permitted for common recreation buildings. The covered parking provided shall be permitted in addition to the maximum lot coverage percentages listed above, provided that the total lot coverage does not exceed 50% of the lot area.
      (5)   Yards.  The following is the list of minimum yard setbacks for the High Density Residential (R-3) District:
         (a)   Minimum front yard setback.  Twenty feet;
         (b)   Minimum side yard setback.  Seven feet;
         (c)   Minimum rear yard setback.  Ten feet; and
         (d)   Minimum street side yard setback.  Ten feet.
      (6)   Building heights.  Except as provided in § 154-15.03, the maximum building height shall be 40 feet. The maximum building height shall be reduced to 20 feet (one story maximum) for all land located within 60 feet of a lot in an Agriculture, Suburban Ranch, Residential Estate or Low Density Residential District.
      (7)   Landscaping and irrigation.  Landscaping and irrigation shall be provided in the manner set forth in Article 20 of this chapter.
      (8)   Off-street parking.  Off-street parking shall be provided in the manner set forth in Article 16 of this chapter.
('80 Code, App. A, § 73)  (Ord. 583, passed 9-16-1952; Ord. O95-040, passed 9-5-1995; Ord. O2010-32, passed 7-7-2010; Ord. O2010-46, passed 9-1-2010; Ord. O2010-63, passed 12-1-2010; Ord. O2010-64, passed 12-15-2010)  Penalty, see § 154-999