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Pima County Unincorporated
City Zoning Code

CHAPTER 18

33 CMH-1 COUNTY MANUFACTURED AND MOBILE HOME - 1 ZONE

18.33.010 Purpose.

   A.   The purpose of this zone is to provide for needed and properly planned mobile home developments with additional usable open space within reasonable walking distance, by permitting a wider latitude of design, without increasing existing densities.
(Ord. 1997-1 § 2, 1997; Ord. 1985-82 (part), 1985)

18.33.020 Permitted uses.

   A.   Uses permitted.
      1.   All uses as permitted in Section 18.09.020(A) (General Residential and Rural Zoning Provisions), except that the minimum site area for a church is five gross acres.
      2.   Manufactured home park;
      3.   College or governmental structure: In accordance with Section 18.17.030(C)(6) (SR Suburban Ranch Zone);
      4.   Community service agency: In accordance with Section 18.17.030(C)(7) (SR Suburban Ranch Zone);
      5.   Library: In accordance with Section 18.17.030(B)(1) (SR Suburban Ranch Zone);
      6.   Playground or athletic field: In accordance with Section 18.17.030(B)(2) (SR Suburban Ranch Zone);
      7.   Temporary real estate office;
      8.   Museum: In accordance with Section 18.17.030(D)(2) (SR Suburban Ranch Zone);
      9.   Manufactured/mobile home park;
      10.   Keeping chickens in accordance with the restrictions in Section 18.09.020(T)(1) (General Residential and Rural Zoning Provisions).
(Ord. 2017-36 § 5 (part), 2017; Ord. 1998-37 § 5 (part), 1998; Ord. 1998-36 § 12, 1998; Ord. 1997-1 § 2, 1997; Ord. 1986-125, § 1 (part), 1986; Ord. 1985-82 (part), 1985)

18.33.030 Conditional uses.

   A.   Uses conditionally permitted:
      1.   Club or lodge: In accordance with Section 18.17.030(C)(2) (SR Suburban Ranch Zone).
(Ord. 1986-125, § 1 (part), 1986; Ord. 1985-82 (part), 1985)

18.33.040 Development standards - General.

   A.   Minimum lot area: Eight thousand square feet.
   B.   Minimum lot area per dwelling unit: Eight thousand square feet.
   C.   Minimum lot width: Sixty feet.
   D.   Minimum yard requirements:
      1.   Front: Twenty feet;
      2.   Sides: Eight feet each;
      3.   Rear: Twenty-five feet.
   E.   Building height limitations:
      1.   Maximum height: Thirty-four feet;
      2.   Maximum stories: Two.
(Ord. 1985-82 (part), 1985)

18.33.050 Development standards - Accessory buildings and accessory structures.

   A.   Permitted coverage: Five percent of the lot area.
   B.   Maximum height: Twenty-four feet.
   C.   Minimum distance standards:
      1.   To front lot line: Sixty feet;
      2.   To side lot lines: Four feet;
      3.   To rear lot line: Four feet;
      4.   Accessory structures used to shelter chickens shall be a minimum of twenty feet from any dwelling on adjoining properties.
(Ord. 2017-36 § 5 (part), 2017; Ord. 2004-59 § 17, 2004; Ord. 1985-82 (part), 1985)

18.33.055 Development standards - Manufactured home park.

   All manufactured home parks shall comply with the following development requirements:
   A.   Minimum site area: Thirty-two thousand square feet.
   B.   Minimum area per dwelling unit: Eight thousand square feet.
   C.   Minimum site width: Sixty feet.
   D.   Minimum site setbacks:
      1.   Front: Twenty feet.
      2.   Side: Eight feet.
      3.   Rear: Twenty-five feet.
   E.   Minimum distance between units: Fourteen feet.
   F.   Off-street parking: Per Chapter 18.75 (Off-street Parking and Loading Standards).
   G.   Landscaping: Per Chapter 18.73 (Landscaping, Buffering, and Screening Standards), provided, however, that the minimum bufferyard along the perimeter of a manufactured home park is bufferyard "C".
   H.   Detached accessory buildings:
      1.   Maximum site coverage: Twenty-five percent of the rear yard setback area for the site;
      2.   Maximum height: Twenty-four feet.
      3.   Minimum distances required:
         a.   To dwelling units or other buildings: Seven feet;
         b.   To front lot line: Twenty feet for an entryway building used to control access, and thirty feet for all other buildings;
         c.   To side lot line: Ten feet;
         d.   To rear lot line: Fifteen feet.
   I.   Storage area. A manufactured home park may include a detached, accessory open storage area for the storage of a travel trailer, boat, automobile recreational vehicle, noncommercial truck, motorcycle, or similar vehicle owned by residents of the park.
      1.   Only residents of the park may use or have access to the open storage area.
      2.   All vehicles must be operable. Storage of junk or inoperable vehicles is not permitted.
      3.   A minimum five-foot wide buffer shall be provided around and abutting the entire storage area, except at the point of access. The buffer shall at a minimum include all of the following:
         a.   a minimum six-foot high opaque screen wall or fence;
         b.   a fifteen-gallon canopy tree for each twenty linear feet of buffer length;
         c.   a five-gallon desert shrub for each twenty linear feet of buffer length, two one-gallon accents, flowers or vines for each twenty linear feet of buffer length; and
         d.   decomposed granite of other acceptable groundcover over the entire buffer surface.
      4.   Plant materials within the buffer shall be selected from the official regulatory plant list, Section 18.73.030.A (Landscape Design Manual).
   J.   Common areas. For parks with more than five dwelling units, a minimum of five percent of the gross site area, excluding streets and other rights-of-way shall be devoted to recreational facilities or common functionally usable open space as defined in Section 18.09.040.B.5.
   K.   Paving. All driveways and parking areas shall be surfaced with a durable asphalt, concrete, stone, tile or brick surface consistent with pavement design standards and principles and engineered according to soil conditions and anticipated wheel loads.
(Ord. 1998-37 § 5 (part), 1998; Ord. 1997-1 § 2, 1997)

18.33.060 Cluster development option.

   A.   This option shall be permitted only for subdivided residential lots as allowed in this chapter, and their associated open space, in accordance with Section 18.09.040 (General Residential and Rural Zoning Provisions).
(Ord. 1985-111 § 1 (part), 1985; Ord. 1985-82 (part), 1985)