A. Purpose. The purpose of the manufactured housing (MH) zone is to provide for the development of parks and subdivided lots for sale that cater to the special needs of the manufactured home environment and lifestyle within the Town of Marana.
B. Location. All manufactured housing developments shall comply with the town's general plan. In addition, manufactured housing developments shall not be placed within the airport environs of any airport within the town. All manufactured home developments shall be served by paved all-weather roads meeting town standards.
C. Permitted uses. The following uses are permitted within the MH zone:
1. Manufactured housing parks with one manufactured home per rental space.
2. Manufactured housing subdivisions with one manufactured home per lot.
D. Accessory uses.
1. Accessory uses appurtenant to manufactured housing parks include community recreation buildings and areas, accessory parking areas, laundry facilities, manager's office and apartment, child care facilities and other similar accessory uses for the exclusive benefit of the park or subdivision residents.
2. Accessory uses appurtenant to the individual manufactured home, include carports, ramada, cabana, covered patio, storage room and similar uses. Accessory buildings shall not be used for regular occupancy or sleeping.
3. Other customary uses and buildings as may be determined by the planning manager, which are incidental to the principal use and do not include any activity commonly conducted as a business. However, the occasional sale of a manufactured home, motor vehicle or trailer on a lot on which the seller resides shall not be considered a business.
E. Conditional uses. The following may be permitted with the issuance of a conditional use permit pursuant to the procedure set forth in section 17-3-2 (conditional use permits):
1. A boat or trailer storage area, provided they are in a completely enclosed area surrounded by not less than a six-foot fence or wall, and completely screened from view from all sides, and only for the residents of the park or subdivision. Chain link fences with slat inserts are not acceptable in fulfilling this fencing requirement.
2. Recreational uses intended primarily for the occupants of the park or subdivision, including golf courses and related facilities.
3. Model home area of up to five manufactured homes, but only as part of a manufactured home subdivision, and provided at least 100 lots are subdivided or rental spaces provided.
4. Any use not appearing in this section which may be permitted by the planning manager, and which shall be primarily for the residents of the park or the subdivision.
5. One manufactured home may be installed per lot on a commercial or industrial parcel or lot, provided a minimum setback of at least 20 feet from all other structures is provided. This provision is principally intended to allow for a caretaker on a commercial or industrial complex. When provided, the unit shall be entirely screened, and meet all development standards, as applicable, listed below. The planning commission shall approve the final site plan.
6. Upon annexation and translation of county zoning, any use or uses and densities that were permitted on the annexed property under the county zoning at the time of annexation (see section 17-3-2 (conditional use permits), paragraph P).
F. Temporary uses. Temporary construction buildings and yards during the actual construction and development of the park or subdivision, and sales office, not to exceed 18 months unless active construction is ongoing at the end of the 18 month period, in which case the planning manager may grant additional six-month increments upon finding that active construction is still on-going and is necessary for the continued development of the park or subdivision.
G. Prohibited uses (reserved).
H. Site development standards.
1. Minimum project size: ten acres.
2. Minimum project setbacks: 20 feet from all street frontages measured from the right-of-way line.
a. This setback shall be fully landscaped and screened, and may include a perimeter decorative masonry wall.
b. The setback area shall also contain a minimum of one tree, not less than 15 gallons, per 40 lineal feet of street frontage, with 65% vegetative cover in shrubs and groundcover on the exterior side of the wall.
c. The landscape and screening plan shall be approved by the planning manager. Refer to section 17-11-7 for further requirements.
d. No off-street parking facilities or recreational facilities for common use shall be located in any such required exterior yard.
3. Parks and subdivisions:
a. Minimum lot size per rental unit or lot: 5000 sq. ft.
b. Maximum density: eight units per net acre.
c. Minimum common recreation area per park or subdivision space: 250 sq. ft. A homeowners association shall be established in manufactured home subdivisions to own and maintain the park/open space as may be approved by the town.
d. Minimum width per space: 55 feet.
e. Minimum depth per space: 90 feet.
f. Minimum setback between units (exterior of all structures, drives, and accessory structures): ten feet.
g. Minimum front-yard setback: 20 feet.
h. Minimum rear-yard setback: 25 feet.
i. Minimum common recreation area per rental or subdivision space: 250 sq. ft.
j. Setbacks declared a minimum. No encroachment or variance shall be allowed within five feet of the front, side, or rear yard lot or space line, unless the building, structure, or other appurtenance meets the applicable international building code requirements for a minimum two-hour fire wall rating. Setbacks established above are determined the minimum necessary for the public health, safety, and general welfare.
k. Detached storage buildings not exceeding 120 square feet in area are permitted on each manufactured home space or lot. All storage buildings shall be located in the rear of the manufactured home space or lot. Detached storage buildings shall not encroach into the required setbacks without a variance, and shall be subject to the applicable international building code fire wall requirements set forth above.
l. Certain accessory structures, which are complimentary to individual manufactured homes (i.e. covered carports, patio awnings, ramadas, storage buildings, and room additions) which are made an integral part of and are architecturally compatible with the manufactured home may be permitted by the planning manager, after review of plans assuring the required compatibility, and provided further, that the owner/developer of the park or subdivision has provided sufficient setbacks to meet the requirements of paragraph j above.
m. The maximum height of any habitable structure shall not exceed 20 feet. All other structures shall not exceed 15 feet in height.
n. All structures that are located on non-manufactured home spaces or lots shall not exceed two stories nor shall they exceed 35 feet in height from grade to the highest point on the roof.
4. Common recreation area shall be provided both in manufactured home parks and subdivisions. Common recreation areas shall be owned and maintained by a property owner's association where a manufactured subdivision is developed. Plans for the common recreation areas shall be approved by the town, and shall include facilities and equipment for both adults and children. Public or private streets, vehicle storage areas, exterior boundary landscaped areas and other areas shall not be included when calculating required recreational areas.
5. Access to all lots or spaces shall be from the interior of the park or subdivision.
6. Private streets shall be a minimum paved width of 28 feet including required curbs when flush with the surface of the paving. Concrete sidewalks at least four feet in width shall be provided on each side of interior private streets. The planning manager may permit a four foot sidewalk on one side of an interior street where deemed desirable.
7. All utility lines shall be placed underground within the park or subdivision. Each lot shall be provided with water, sanitary sewer, electric lines, telephone lines and gas lines, as needed, in compliance with applicable town codes. Fire hydrants shall be installed as required by the building official.
8. All parks or subdivisions shall have street lighting provided along private or public streets for the safety of pedestrians, as required by the town engineer.
9. All parks or subdivisions shall have refuse collection areas approved by the planning manager. Such refuse collection areas shall be screened from public view.
10. All parks or subdivisions shall have a minimum of two vehicular entrances. One entrance may be kept closed to the general public, but is required to meet public safety standards.
11. All parks and subdivisions shall improve to town standards and dedicate any abutting public street and shall dedicate all interior easements and drives for utilities and public service vehicles where required by the town engineer.