§ 151.55 ENVIRONMENTAL, OPEN SPACE, AND ACCESS REQUIREMENTS.
   (A)   General requirements. Condition of soil, groundwater level, drainage, and topography shall not create hazards to the property, or the health and safety of the occupants. The site should not be exposed to objectionable smoke, noise, odors, or other adverse influences, and no portion subject to unpredictable, or sudden, flooding.
   (B)   Area. Minimum total park area shall be ten acres.
   (C)   Soil and ground cover requirements. Exposed ground surfaces in all parts of every mobile home park shall be paved, or covered, with stone, screenings, or other solid material, or protected with a vegetable growth that is capable of preventing soil erosion, and of eliminating objectionable dust.
   (D)   Site drainage requirements. The ground surface in all parts of every mobile home park shall be graded, and equipped, to drain all surface water in a safe, efficient manner.
   (E)   Use requirements.
      (1)   No part of any park shall be used for nonresidential purposes, except uses that are required for the direct servicing, and well-being, of park residents, and for the management, and maintenance, of the park.
      (2)   Nothing contained in this division (E) shall be deemed as prohibiting the sale of a mobile home located on a mobile home stand, and connected to the pertinent utilities.
   (F)   Required separation between mobile homes.
      (1)   Mobile homes shall be separated from each other, and from other buildings and structures, by at least 20 feet, or the sum of the heights of both trailer units, whichever is greater. Mobile homes placed end to end must have a minimum clearance of 15 feet.
      (2)   An accessary structure, such as an awning, cabana, storage, cabinet, carport, windbreak, and porch, which has a floor area exceeding 25 square feet, and has an opaque top or roof, shall, for purposes of all separation requirements, be considered to be a part of the mobile home.
      (3)   Minimum lot sizes shall not be less than 5,000 square feet.
   (G)   Open space. A minimum of 500 square feet per mobile home shall be provided for definable play area and open space within the mobile home park. The areas of open space and play area shall not be areas included within any setback, nor shall they include any areas of less than 20 feet in length or width.
   (H)   Required setbacks, buffer strips, and screening.
      (1)   All mobile homes shall be located at least 30 feet from any property boundary line abutting upon a public street or highway, and at least 20 feet from other property boundary lines.
      (2)   There shall be a minimum distance of 15 feet between the mobile home stand and abutting park street.
      (3)   All mobile home parks located adjacent to residential, recreational, commercial, or industrial land used shall provide screening, such as fences, shrubs, and trees, along the property boundary line separating the park and the uses, and shall be maintained in a neat, and orderly, fashion.
   (I)   Cluster development. Cluster development shall be encouraged; in such cases, the Planning and Zoning Commission and Council may vary, or modify, the strict application and requirements of divisions (F), (G), and (H) above, as applied herein, to more readily accommodate this development concept.
   (J)   Average density. Notwithstanding the type of development concept used, the maximum density shall be seven mobile homes per acre.
   (K)   Accessory buildings.
      (1)   One accessory building for outside storage of equipment and refuse is required.
      (2)   The accessory buildings shall be a minimum of 48 square feet, and designed of weather resistant material that will enhance the general appearance of the lot.
   (L)   Park street system and car parking.
      (1)   All mobile home parks shall be provided with safe, and convenient, vehicular access from abutting public streets, or roads, to each mobile home lot. The access shall be provided by streets, driveways, or other means.
      (2)   Entrances to mobile home parks shall be designed to minimize congestion and hazards, and allow free movement of traffic on adjacent streets. No parking shall be permitted on the park entrance street for a distance of 100 feet from its point of beginning.
      (3)   Surfaced roadways shall be of adequate width to accommodate anticipated traffic, and in any case shall meet the following minimum requirements:
         (a)   All streets, except minor streets, shall be a minimum of 30 feet in width from the face of the curb to the face of the curb. Streets without curb shall be considered minor streets;
         (b)   Dead end streets shall be limited in length to 500 feet, and shall be provided at the closed end with a cul-de-sac having an outside roadway diameter of at least 100 feet. All dead end streets shall be marked with approved signs at the entrance to the dead end street; and
         (c)   Minor streets 25 feet in width shall be acceptable only if they are less than 500 feet long, and serving less than eight mobile homes, or of any length if mobile home lots abut on one side only.
      (4)   Off-street parking areas are for the use of park occupants and guests. The areas shall be furnished at a rate of at least two car spaces for each mobile home lot, of which at least one-half of the spaces may be in compounds. All off-street parking areas shall be paved concrete or bituminous surface, or crushed rock treated with oil so it is dust-free.
      (5)   All parks shall be furnished with lighting units so spaced, and equipped, with luminaries placed at mounting heights as will provide the following average maintained levels of illumination for the safe movement of pedestrians, and vehicles, at night:
         (a)   All parts of the park street system shall be 0.6 foot-candle; and
         (b)   Potentially hazardous locations, such as major street intersection and steps, or stepped ramps, shall be individually illuminated, with a minimum of 0.6 foot-candle.
      (6)   (a)   All streets shall be provided with a paved concrete, or bituminous, surface. Pavement edges shall be protected to prevent raveling of the wearing surface, and shifting of the pavement base. Street surfaces shall be maintained, and free of cracks, holes, and other hazards.
         (b)   Longitudinal grades of all streets shall range between 0.4% and 8%. Transverse grades (crown) of all streets shall be sufficient to ensure adequate transverse drainage.
         (c)   If conditions warrant, an adequate storm sewer system shall be provided to dispose of all runoff water. The storm sewer system may be connected to the existing city storm sewer system upon city approval.
         (d)   Within 50 feet of an intersection, streets shall be at right angles. A distance of at least 85 feet shall be maintained between the centerlines of offset intersection streets. Intersections of more than two streets at one point shall be avoided.
   (M)   Walks.
      (1)   All parks shall be provided with safe, convenient, all season pedestrian access of adequate width for intended use, durable and convenient to maintain, and between individual mobile homes, the park streets and all community facilities provided for park residents. Sudden changes in alignment and gradient shall be avoided.
      (2)   A common walk system shall be provided, and maintained, between locations where pedestrian traffic is concentrated. The common walks shall have a minimum width of four and a half feet.
      (3)   All mobile homes shall be connected to common walks, to paved streets, or to paved driveways, or parking spaces connecting to a paved street. The individual walks shall have a minimum width of two feet.
   (N)   Patio. Each mobile home lot shall have a four-inch concrete patio, with minimum dimensions of nine feet by 20 feet.
   (O)   Trees. A minimum of one tree per lot is required. In open area and park area, a minimum of 20 trees per acre is required.
   (P)   Skirt. All mobile homes shall have skirts around the entire trailer made of metal, plastic, fiberglass, or comparable, non-combustible material approved by the Building Official, and shall be painted to match the appropriate trailer so that it will enhance the general appearance thereof.
   (Q)   Tie-downs. No mobile homes shall be occupied unless not less than four corners are fastened to the ground by tie-down facilities of a type, and placement, approved by the Building Official.
(Prior Code, § 4.40)