A building or premises may be used only for the following purposes:
(1) 
Any use permitted in R-1 and R-2.
(2) 
Mobile homes.
(3) 
Mobile home parks.
(4) 
Mobile home subdivisions.
(5) 
Accessory buildings and uses, customarily incidental to the above uses.
(6) 
Such uses as may be permitted under the provisions of section 14.03.001.
(1995 Code, sec. 15-53(a))
No building shall exceed thirty-five (35) feet in height.
(1995 Code, sec. 15-53(b))
Requirements shall be the same as required in the R-2 mixed residential district, with the exception of mobile home parks and mobile home subdivisions, below.
(1995 Code, sec. 15-53(c))
(a) 
Area and design criteria.
(1) 
Basic minimum requirements for stand or lot.
Each stand in a mobile home park shall provide a minimum area of thirty-five hundred (3,500) square feet. Each lot in a mobile home subdivision shall provide a minimum area of thirty-five hundred (3,500) square feet.
(2) 
Open space requirements.
(A) 
The minimum front yard setback shall be fifteen (15) feet from the nearest corner of the mobile home or travel trailer to the front line of the stand or lot.
(B) 
No mobile home shall be closer than fifteen (15) feet to any adjoining public street nor closer than ten (10) feet to any stand or lot line.
(C) 
For other structures the minimum front yard setback shall be at least fifteen (15) feet.
(D) 
The minimum distance between mobile homes shall be twenty (20) feet on the sides and sixteen (16) feet on rear.
(3) 
Height regulations.
(A) 
The height limit for any mobile home in a park or subdivision shall be eighteen (18) feet.
(B) 
The height of the mobile home frame above the ground elevation, measured at 90 degrees to the frame, shall not be greater than three (3) feet.
(4) 
Soil and ground cover.
Exposed ground surfaces in all parts of every park shall be paved, covered with stone screenings or other solid material, or protected with a vegetation that is capable of preventing soil erosion and eliminating dust.
(5) 
Drainage.
The ground surface in all parts of a park shall be graded and equipped to drain all surface water in a safe, efficient manner. Each stand shall be graded to insure the proper drainage of water from the stand. The adequacy of drainage facilities shall be certified by a licensed professional engineer.
(6) 
Design and location of storage facilities in mobile home park.
Storage facilities with a minimum capacity of two hundred (200) cubic feet per stand are required and may be provided on the stand or in compounds located within one hundred (100) feet of each stand.
(7) 
Parking.
Every mobile home stand shall have two (2) off-street parking spaces.
(b) 
Access and traffic circulation and parking.
(1) 
Streets shall be designed for safe and convenient access to all spaces and to facilitate the common use of park residents.
(2) 
Internal streets shall be kept open and free of obstruction so that police and fire vehicles may have access to all areas of the mobile home or travel trailer park.
(3) 
All internal streets shall be constructed to specifications and designs established and certified as adequate by a licensed professional engineer and shall be maintained by the owner or agent free of cracks, holes and other hazards.
(4) 
Internal street dimensions and parking:
(A) 
An internal street or common access route shall be provided to each mobile home or travel trailer stand. Such street shall have a minimum width of twenty-eight (28) feet. On-street parking shall be permitted on only one side of the street. The internal streets shall be continuous and connect with other internal streets or with public streets, or shall be provided with a cul-de-sac having a minimum radius of thirty-eight and one-half (38.5) feet. No internal street ending in a cul-de-sac shall exceed four hundred (400) feet in length.
(B) 
If parking is to be permitted on both sides of the internal street, the minimum street width shall be thirty-seven (37) feet. All other requirements remain the same as in the preceding subsection (b)(4)(A).
(C) 
Off-street parking spaces shall be hard surfaces and located to eliminate interference with access to parking areas provided for other mobile homes.
(D) 
Within each mobile home park, all streets shall be named and mobile home stands numbered to conform with block numbers on adjacent public streets. All street name signs and house numbers shall be of reflective material. These street signs shall be of a color contrasting with those on public streets so that there is no confusion regarding which are private and which are public streets. These signs and numbers shall be of standard size and placement to facilitate location by emergency vehicles.
(E) 
Interior streets shall intersect adjoining public streets at approximately ninety (90) degrees and at locations which will eliminate or minimize interference with traffic on those public streets.
(c) 
Semipublic telephone in mobile home park.
A minimum of one semipublic telephone shall be provided in an easily accessible location twenty-four (24) hours a day, seven (7) days a week.
(d) 
Recreation area.
All mobile home parks shall have at least one recreation area located as to be free of traffic hazards, easily accessible to all park residents, and centrally located where topography permits.
(1) 
Extent.
Recreation areas and facilities, such as playgrounds, swimming pools and community buildings, shall be provided which in the judgment of the park licensee will meet the anticipated needs of park clientele.
(2) 
Size.
Not less than eight percent (8%) of the gross park area shall be devoted to recreational facilities, generally in a central location. Recreation areas include space for community buildings and community use facilities such as adult recreation and child play areas and swimming pools, but do not include vehicle parking, commercial, maintenance and utility areas.
(3) 
Playground location.
When playground space is provided it shall be so designed as to be protected from traffic, thoroughfares and parking areas. It should be reasonably accessible to all stands. Such space shall be maintained in a sanitary condition and be free of dangerous conditions and hazards.
(e) 
Water supply.
An accessible, adequate, safe and potable water supply meeting state standards shall be provided in each park. Connection shall be made to the public supply of water.
(1) 
Water distribution system.
(A) 
The water supply system of the park shall be connected by pipes to all mobile home or travel trailer stands, buildings and other facilities requiring water.
(B) 
All water piping, fixtures and other equipment shall be constructed and maintained in accordance with state and city regulations and requirements.
(C) 
Individual water meters shall be provided for each lot in a mobile home subdivision. Mobile home parks shall be served by a master water meter.
(D) 
Water supply facilities for fire department operations.
Water supply facilities for fire department operations shall be connected to the water supply in dedicated streets, alleys or easements with hydrants located within five hundred (500) feet of all mobile home stands, and such water supply systems shall meet the minimum standards of the American Water Works Association.
(2) 
Individual water riser pipes and connections.
(A) 
Individual water riser pipes shall be located beneath the mobile home at a point where the water connection will approximate a vertical position.
(B) 
Water riser service pipes shall extend at least four (4) inches above ground elevation. The pipe shall be at least three-quarters (3/4) inch. The water outlet shall be capped in an approved manner when the stand is unoccupied.
(C) 
Adequate provisions shall be made to prevent freezing of service lines, valves and riser pipes. Surface drainage shall be diverted from the location of the riser pipe.
(D) 
A shutoff valve and drain valve below the frost line shall be provided near each water riser pipe.
(E) 
Underground stop and waste valves shall not be installed on any water service.
(f) 
Sewage disposal.
(1) 
General requirements.
An adequate and safe sewer system shall be provided in all parks and subdivisions for conveying and disposing of all sewage. All proposed sewage disposal facilities shall be approved by the city prior to construction. Effluents from sewage treatment facilities shall not be discharged into any waters of the state except with prior approval of the appropriate regulatory agency of the state.
(2) 
Sewer lines.
All sewer lines should be located in trenches of sufficient depth to provide a minimum of three (3) feet of cover to the installed sewers beneath the finished grade or contour above them. Any sewer lines installed with less than three (3) feet of cover shall be concrete encased in an approved manner. All sewer lines shall be separated from the park water lines by a minimum distance of five (5) feet horizontally or five (5) feet vertically, except where sewers are constructed in cast iron pipe. Sewers should be at a grade which will insure a velocity of two (2) feet per second when flowing full.
(3) 
Individual sewer connections.
(A) 
Each mobile home stand in a mobile park shall be provided with at least a four-inch-diameter sewer riser pipe. The sewer riser pipe shall be so located on each stand that the sewer connection to the mobile home drain outlet will approximate a vertical position.
(B) 
The sewer connection from the mobile home to the sewer riser pipe shall have a nominal inside diameter of at least three (3) inches, and the slope of any portion thereof shall be at least one-fourth (1/4) inch per foot. The sewer connection shall consist of one pipe only without any branch fittings. All joints shall be watertight.
(C) 
Provision shall be made for capping the sewer riser pipe in an approved manner when the stand is unoccupied. Surface drainage shall be diverted away from the riser. The rim of the riser pipe shall extend at least four (4) inches above ground elevation.
(g) 
Electrical distribution system.
(1) 
The electrical distribution system shall be installed and maintained in accordance with applicable codes and regulations governing such system.
(2) 
Each stand shall be provided with approved main disconnects. The feeder circuit from the main shall terminate on an approved receptacle, outlet or junction box which will provide safety and protection when the stand is not in use.
(3) 
Should the distance from the receptacle, outlet or junction box to the point where the feeder circuit enters the mobile home exceed three (3) feet, the electrical circuit shall be installed underground or protected by approved means.
(1995 Code, sec. 15-53(d))