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Postville City Zoning Code

165.20 R-3

MANUFACTURED/MOBILE/COMPACT HOME COMMUNITIES.

   1.   Statement of Intent. The R-3 Manufactured/Mobile/Compact Home Communities District is established to accommodate mobile home parks where their use will be compatible with existing and indicated future development.
   2.   Definitions. The following definitions shall be applicable to the terms used in this section.
      A.   Words beginning with “A.”
         (1)   “Accessory use” means a use incidental to the primary use of the manufactured/mobile/compact home community such as direct service facility building, community management building, maintenance building, community buildings, or other uses of a similar nature.
         (2)   “Appurtenances” means an attached or detached addition to a manufactured or mobile home, situated on the manufactured or mobile home lot for the use of its occupants, such as decks, open or enclosed carports, garages, storage sheds, or items of a similar nature.
      B.   Words beginning with “B.”
      C.   Words beginning with “C.”
         (1)   “Common area” means any area or space designed for joint use of tenants occupying manufactured/mobile/compact home communities.
         (2)   “Compact home” means a single-family dwelling unit suitable for year-round occupancy having no foundation other than wheels, jacks, piers, grade beams or skirtings and containing water supply, waste disposal, heating, and electrical conveniences with a minimum square footage of 250 square feet.
      D.   Words beginning with “D.”
         (1)   “Driveway” means a minor private way used by vehicles and pedestrians on a manufactured/mobile/compact home lot.
      E.   Words beginning with “E.”
         (1)   “Electric receptacle” means the waterproof attachment receptacle device located adjacent to the water and sewer outlets to receive the flexible cable from the manufactured/mobile/compact home; or where required, the permanently installed conductors.
         (2)   “Electric service drop” means that part of the electric distribution system from the main electrical distribution system, overhead or underground, to the service equipment serving one or more manufactured/mobile/compact home spaces.
         (3)   “Existing installations” means those installations which were constructed before the effective date of this ordinance.
      F.   Words beginning with “F.”
         (1)   “FEMA” means the Federal Emergency Management Agency.
         (2)   “Front” means the part of the manufactured/mobile/compact home facing toward the approved street or right-of-way as required by this Code.
      G.   Words beginning with “G.”
      H.   Words beginning with “H.”
         (1)   “HUD” means the United Sates Department of Housing and Urban Development.
      I.   Words beginning with “I.”
      J.   Words beginning with “J.”
      K.   Words beginning with “K.”
      L.   Words beginning with “L.”
      M.   words beginning with “M.”
         (1)   “Manufactured/mobile/compact home” means a transportable, single-family dwelling unit suitable for year-round occupancy having no foundation other than wheels, jacks, piers, grade beams, or skirtings and containing water supply, waste disposal, heating, and electrical conveniences.
         (2)   “Manufactured/mobile/compact home community” means a parcel of land under single ownership which has been planned and improved for the placement of manufactured/mobile/compact homes for non-transient use.
         (3)   “Manufactured/mobile/compact home lot” means a parcel of land for the placement of a single manufactured/mobile/compact home and the exclusive use of its occupants.
         (4)   “Manufactured/mobile/compact home stand” means that part of an individual manufactured/mobile/compact home lot which has been reserved for the placement of the manufactured/mobile/compact home and any appurtenances thereto.
         (5)   “Motorized home” means a portable dwelling designed and constructed as an integral part of a self-propelled vehicle.
      N.   Words beginning with “N.”
         (1)   “New installations” means those which are proposed for construction after the effective date of these rules and regulations.
      O.   Words beginning with “O.”
      P.   Words beginning with “P.”
         (1)   “Patio” means A surfaced outdoor living space designed to supplement to a manufactured/mobile/compact home living area.
      Q.   Words beginning with “Q.”
      R.   Words beginning with “R.”
         (1)   “Roadway” means that portion of the manufactured/mobile/compact home community street system that is surfaced for the actual travel or parking of vehicles and including curbs. Surface shall be a hard, smooth, dust-free, and weed-free surfacing (seal coat or equivalent surface).
      S.   Words beginning with “S.”
         (1)   “Sewer connection” means the connection consisting of all pipes, fittings, and appurtenances from the drain outlet of the manufactured/mobile/compact home to the inlet of the corresponding sewer riser pipe of the sewerage system serving the manufactured or mobile home community.
         (2)   “Sewer riser pipe” means that portion of the sewer lateral which extends vertically to the ground elevation and terminates at each manufactured/mobile/compact home lot.
         (3)   “Skirting” means the materials and construction around the perimeter of a manufactured/mobile/compact home floor between the bottom of the manufactured/mobile/compact home floor and the grade level of the manufactured/mobile/compact home stand.
      T.   Words beginning with “T.”
         (1)   “Tenant storage” means an area within part of the manufactured/mobile/compact home community but not within an individual lot to provide auxiliary general storage space.
         (2)   “Transient use” means the occupancy of a manufactured/mobile/compact home lot by a manufactured/mobile/compact home for a period of 14 days or less.
         (3)   “Travel trailer” means a vehicular, portable structure on a chassis, designed to be used as a temporary dwelling.
      U.   Words beginning with “U.”
      V.   Words beginning with “V.”
      W.   Words beginning with “W.”
         (1)   “Water connection” means the connection consisting of all pipes and fittings from the water riser pipe to the water inlet pipe of the distribution system within the manufactured/ mobile/compact home.
         (2)   “Water riser pipe” means that portion of the water supply system serving the manufactured/mobile/compact home community which extends vertically to the ground elevation and terminates at a designated point at each manufactured/mobile/compact home lot.
      X.   Words beginning with “X.”
      Y.   Words beginning with “Y.”
      Z.   Words beginning with “Z.”
   3.   Permitted Uses.
      A.   Single-family mobile homes.
      B.   Single-family manufactured homes.
      C.   Single-family compact homes.
      D.   Essential services.
      E.   Modular homes.
   4.   Compliance Required. Development or enlargement of a manufactured/mobile/compact home community requires compliance with the provisions of Chapter 170. The site, size, and area requirements set out in this section are intended to be minimum standards to be met by the specific development plans required under Chapter 170.
   5.   Site Requirements.
      A.   The area proposed for a manufactured/mobile/compact home community shall have at least 10 acres of gross development area or provide for a minimum of 40 manufactured or mobile home lots.
      B.   A manufactured/mobile/compact home community may be developed in two or more stages, provided that said stages conform in all respects with the overall Manufactured/Mobile/Compact Home Community Development Plan as described in Section 170.44. Occupancy shall not be permitted until all facilities and improvements are installed and operational for not less than 25 manufactured/mobile/compact home lots with all conditions of the required site plan being satisfied.
      C.   No manufactured/mobile/compact home shall be connected to water, sewer, or electrical service unless the manufactured/mobile/compact home complies with the standards and requirements prescribed by HUD Standards and ANSI 119.1.
         (1)   Compliance with this standard shall be determined by the Administrative Officer.
         (2)   A certificate issued by the manufacturer of the manufactured or mobile home shall be permanently affixed on a readily visible location on the exterior of the manufactured or mobile home prima facie evidence of such compliance.
      D.   No compact home shall be connected to water, sewer, or electrical services unless the compact home complies with the National Fire Protection Association 1192 Standard on Recreational Vehicles or the American National Standards Institute A119.5 Park Model Recreational Vehicle.
   6.   Area Requirements. Every lot upon which a manufactured/mobile/compact home unit is located shall front onto an approved public or private street or right-of-way as defined in this Code and shall conform to the following minimum lot area and width requirements.
      A.   Residential Use. The lot area shall be a minimum of 5,500 square feet, have a minimum dimension of 110 feet on its longest side, and a minimum of 50-foot frontage on an approved public or private street or right-of-way and not less than 15 feet in depth from back of curb.
      B.   Accessory Uses.
         (1)   The lot area shall be a minimum of 4,000 square feet for basic requirements for such uses as direct servicing, management, and maintenance of the community. Any such structure shall be of permanent type construction meeting all local applicable building and zoning codes. Building setbacks shall be the same as defined in Paragraph A.
         (2)   For uses requiring larger lot areas than heretofore set forth under this section, such uses may be permitted if lot sizes are increased proportionately to maintain minimum yard and separation requirements as set forth in this Zoning Code. The most restrictive rules shall apply.
   7.   Density and Bulk Requirements.
      A.   The minimum distance between any detached appurtenance and any other detached appurtenance on the same lot or any manufactured/mobile/compact home on the same lot shall be 10 feet.
      B.   There shall be provided and maintained a minimum distance of three feet between any detached appurtenance buildings to the side or rear lot lines.
      C.   Manufactured/mobile/compact homes shall be separated from each other on opposing sides of public or private streets with a minimum of 58 feet provided that in no event shall the required front yard be less than set forth in the Zoning Code. No manufactured/mobile/compact home accessory use of appurtenance shall be permitted in the required manufactured/mobile/compact home lot front yard or in the required separation between manufactured/mobile/compact homes on opposing sides of public or private streets as provided in this chapter.
      D.   Manufactured/mobile/compact homes shall be setback a minimum of three feet from side lot line. In addition, the sides of manufactured/mobile/compact homes shall be separated from each other by a minimum of 10 feet.
   8.   Perimeter Area Requirements.
      A.   Each yard abutting on a perimeter public street shall be considered a front yard and shall be a minimum of 25 feet in depth.
      B.   All other yards shall have a minimum depth of 20 feet when adjacent to any “A” District or other “R” District other than an R-3 District and 20 feet when adjacent to another R-3 District or when adjacent to any district other than “A” or “R” District.
      C.   The yard requirement herein may be reduced by one-half the width of any alley adjacent thereto and, provided further than a greater or lesser yard may be required where the Council deems necessary.
      D.   Where the boundary of a manufactured/mobile/compact home community directly abuts another use district, the Council may, where it deemed necessary, require an area a minimum of 10 feet in width be reserved along the perimeter of the manufactured/mobile/compact home community and within said area require the erection of a fence or wall six feet in height of a material which will provide a significant visual and sound barrier, or screen plantings to be provided and maintained with a minimum height of eight feet at maturity; or as otherwise required by the Council.
      E.   Where the boundary of a manufactured/mobile/compact home community abuts an R-zoning district, the Council may require additional screening measures to include, but not limited to, placement of multi-sectional units along the perimeter of the area adjacent to the R-zoning district, additional open space, or equivalent measures.
   9.   Soil and Ground Cover Requirements. Exposed ground surfaces in all parts of every manufactured/mobile/compact home community shall be paved, or covered with stone screenings, or other solid material, or protected with a vegetative growth that is capable of preventing soil erosion and of preventing objectionable dust.
   10.   Site Drainage Requirements. A stormwater management plan shall be developed and must receive approval by the City Engineer.
   11.   Areas For Accessory Uses.
      A.   No part of any community shall be used for non-residential purposes, except such uses that are required for the direct servicing and well-being of community residents and for the management and maintenance of the community.
      B.   Nothing contained in this section shall be deemed as prohibiting either:
         (1)   The sale by an owner of a manufactured/ mobile/compact home located on a manufactured/mobile/compact home site and connected to the pertinent utilities. Any sales of manufactured/mobile/compact homes in place on the manufactured/mobile/compact home site shall not in any way relieve any parties involved from complying with all the applicable regulations of this Zoning Code.
         (2)   Uses accessory to the residential uses as described in the Zoning Code.
   12.   Required Recreation Areas.
      A.   In all communities, there shall be one or more recreation areas that shall be easily accessible to all community residents.
      B.   The size of such recreation areas shall be based upon a minimum of 500 square feet for each lot. No outdoor recreation area shall contain less than 25,000 square feet.
      C.   Required recreational areas shall be computed in addition to any other common open space required elsewhere in this Code.
      D.   Recreation areas shall be located as to be free of traffic hazards and should be easily accessible.
   13.   Street Systems.
      A.   General Requirements. All manufactured/mobile/compact home communities shall be provided with safe and convenient vehicular access from abutting public or private streets or roads to each manufactured/mobile/compact home lot. Alignment and gradient shall be properly adapted to topography as approved by the City Engineer.
      B.   Access. Access to manufactured/mobile/compact home communities shall be designed to minimize congestion and hazards at the entrance or exit and allow free movement of traffic on adjacent streets. The entrance road connecting the streets with a public street or road shall have a minimum road pavement width of 44 feet where parking is permitted on both sides, or a minimum road pavement width of 36 feet where parking is limited to one side. Where the primary entrance road is more than 100 feet long and does not provide access to abutting manufactured/mobile/compact home lots within such distance, the minimum road pavement width may be 28 feet providing parking is prohibited on both sides.
      C.   Interior Streets. Surfaced roadways shall be of adequate width to accommodate anticipated traffic, and in any case shall meet the following minimum requirements:
         (1)   All streets allowing no street parking shall be 28 feet back of curb to back of curb.
         (2)   Dead end streets shall be limited in length to 300 feet and shall be provided at the closed end with a turn-around having an outside roadway radius of at least 40 feet with no parking permitted. Where parking is permitted the radius shall not be less than 48 feet.
         (3)   All streets of a manufactured/mobile/compact home community providing ingress and egress from an abutting public street or road approved by the City Engineer and by any other governmental agency exercising control over such streets or roads. Said design shall accommodate the moving of manufactured/mobile/compact homes within the community without causing disturbance or damage to other manufactured/mobile/compact homes or respective lots.
      D.   Required Illumination of Manufactured/Mobile/Compact Home Community Street Systems. All communities shall be furnished with lighting units so spaced and equipped with approved fixtures placed at such mounting heights as will provide the following average maintained levels of illumination for the safe movement of pedestrians and vehicles at night.
         (1)   All parts of the community systems: 0.6 foot-candle, with a minimum of 0.25 foot-candle.
         (2)   Potentially hazardous locations, such as major street intersections and steps or stepped ramps: Individually illuminated with a minimum of 0.4-foot candle.
      E.   Street Construction and Design Standards. All other street design and construction shall be approved by the City Engineer.
   14.   Required Parking Areas.
      A.   Parking areas shall be provided in all manufactured/mobile/compact home communities for the use of community occupants and guests. Such areas shall be furnished at the rate of at least two car spaces for each manufactured/mobile/compact home lot. (Minimum space 9’ x 19’.) Additional guest parking shall be provided in reasonable numbers and shall be so located as to provide access to the manufactured/mobile/compact home that it is intended to serve. All parking areas shall be constructed with a hard, smooth, dust-free surfacing (seal-coat or equivalent surface).
      B.   Off-street parking and storage areas provided for storing of boats, boat trailers, travel trailers, pickup coaches, truck tractors, trucks over ¾ ton pickup size, and items of a similar nature must be constructed with a hard, smooth, dust-free, and weed-free surfacing (seal coat or equivalent surface). Said parking and storage area shall be in addition to parking required elsewhere in this section and parking and storage of vehicles and items listed in this paragraph shall not be permitted in parking areas required elsewhere in this section. Temporary manufactured/mobile/compact home storage may be permitted prior to permanent placement on the manufactured/mobile/compact home stand. Such temporary storage of a manufactured/mobile/compact home shall not exceed 48 hours.
   15.   Walks.
      A.   General Requirements. All communities shall be provided with City sidewalks in all perimeter areas adjacent to the public right-of-way. All sidewalks shall be constructed in accordance with Chapter 136.
   16.   Manufactured/Mobile/Compact Home Sites. The area of the manufactured/mobile/compact home site shall be improved to provide an adequate foundation for the placement and tie-down of the manufactured/mobile/compact home, thereby securing the superstructure against uplift, sliding, rotation, and overturning.
      A.   The manufactured/mobile/compact home site shall be constructed in such a manner that it will meet or exceed industry standards.
      B.   Tie-downs or anchors shall be placed to provide a readily accessible anchor for the manufactured/mobile/compact home and be able to sustain a minimum tensile strength as per manufacturer’s requirements.
      C.   Skirting of a permanent type material and construction shall be installed to enclose the open space between the bottom of a manufactured/mobile/compact home floor and the grade level of the manufactured/mobile/compact home stand and shall be so constructed to provide substantial resistance to heavy winds, thereby alleviating to the maximum extent possible, lifting action created on the underside of the manufactured or mobile home by heavy winds.
      D.   A sufficiently screened, ventilating area shall be installed in the skirting to supply the combustion requirements of the manufactured/mobile/compact home. Provision shall be made for easy removal of a section large enough to permit access for inspection of the enclosed area under the manufacture or mobile home and for repairs on sewer and water riser connections.
      E.   Skirting shall be maintained in an attractive manner consistent with the exterior of the manufactured/mobile/compact home and to preserve the appearance of the manufactured/mobile/compact home community.
   17.   Water Supply.
      A.   General Requirements. All manufactured/mobile/compact home stands and manufactured/mobile/compact home community facilities shall be connected to the City’s water supply and its supply used exclusively.
      B.   Source of Supply. The water supply shall be designated to supply a minimum of 300 gallons per day per manufactured/mobile/compact home plus the required fire flow of 1,500 gallons per minute and 20 pounds of pressure.
      C.   Water Distribution System.
         (1)   The water supply system of the manufactured/mobile/compact home community shall be connected by pipes to all manufactured/mobile/compact homes, buildings, and other facilities requiring water. Water main six inches through eight inches in diameter shall be PVC pipe meeting AWWA C900 SDR18 or ductile iron pipe meeting AWWA C151 Class 52. Ductile iron pipe shall be provided with a cement-mortar lining meeting AWWA C104. Water main fittings shall meet AWWA C153 or AWWA C110 with cement-mortar lining meeting AWWA C104. Fittings shall be provided with mechanical joints meeting AWWA C111 and shall have an exterior bituminous enamel coating.
         (2)   The water piping, back flow prevention devices, fixtures and other equipment shall be constructed and maintained in accordance with federal, State, and local regulations.
         (3)   The water system and all appurtenances shall be designed, constructed, and maintained according to the specifications and requirement of the City Engineer. Plans for water distribution systems and back flow prevention systems shall be approved by the City Engineer.
         (4)   Back flow prevention devices shall be required at the connection of the manufactured or mobile home community water system to the City water distribution system and shall conform to all the installation and location requirements as required by this Code.
   18.   Individual Water Riser Pipes and Connections.
      A.   Individual service lines and water riser pipes shall be provided for each manufactured/mobile/compact home lot. The riser pipe shall be located within the confined area of the manufactured/mobile/compact home stand at a point where the water connection will approximate a vertical position. Water service lines shall be of Type K soft temper copper meeting STM B88. Water service pipe shall be laid at least 5-1/2 feet, but not more than six feet below the surface of the finished surface of the ground. When PVC water main is installed, water services shall be tapped to the water main using a service saddle. Installation shall be approved by the Director of Public Works.
      B.   Water riser pipes shall extend at least to ground level. The pipe shall be at least ¾ inch inside diameter. The water outlet shall be capped when a manufactured/mobile/compact home does not occupy the lot.
      C.   Adequate provisions shall be made to prevent freezing of service lines, valves, and riser pipes from heaving and thawing actions of ground during freezing weather. Surface drainage shall be diverted from the location of the riser pipe.
      D.   A service shut-off valve shall be placed on every service line on each manufactured or mobile home lot near the riser pipe.
      E.   Underground stop and service valves shall have round ways of the same diameter as the pipe with which they are placed, proper keys for turning on and off, and be of a make and pattern approved by the City Water Department.
      F.   An approved back flow prevention device shall be installed on individual service lines, when or were deemed necessary by the Director of Public Works.
   19.   Sewage Disposal.
      A.   General Requirements. An adequate and safe sewerage system shall be provided in all manufactured/mobile/compact home communities for conveying and disposing of all sewage. Such system shall be designed, constructed, and maintained in accordance with State requirements and as approved by the City Engineer.
      B.   Sewer Lines. All sewer mains and laterals shall be constructed according to this Code and connected to the City sewer system. For private sewer mains, PVC pipe SDR 35 A.S.T.M. D 3034 or equivalent is acceptable.
      C.   Individual Sewer Connections.
         (1)   Each manufactured/mobile/compact home stand shall be provided with at least a four-inch diameter sewer riser pipe. The sewer riser pipe shall be so located on each stand so that the sewer connection to the manufactured/mobile/compact home drain outlet will approximate a vertical position.
         (2)   The sewer connection shall have a minimum inside diameter of three inches, and the slope thereof shall not be less than one-fourth inch per foot. The sewer connection shall consist of one pipeline only without any branch fittings; all joints shall be air and watertight.
         (3)   All materials used for sewer and sewer connections and installation shall be approved by the City Engineer.
         (4)   Provisions shall be made for securely plugging the sewer riser pipe when a manufactured or mobile home does not occupy the lot. Surface drainage shall be diverted away from the riser. The rim of the riser pipe shall extend at least to ground level.
   20.   Electrical Distribution System.
      A.   General Requirements. Every community shall contain an electrical wiring system consisting of necessary wiring, fixtures, and equipment that shall be installed and maintained in accordance with applicable codes and regulations governing such systems.
      B.   Main Electrical Power Distribution Lines. Main electrical power lines should be constructed underground according to local electric utility specifications.
      C.   Individual Electrical Connections.
         (1)   Each manufactured/mobile/compact home stand shall be provided with an approved disconnecting device and over-current protective equipment. The minimum service per manufactured or mobile home stand outlet shall be according to the National Electrical Code. Minimum size for feeder circuits shall be 100 amps.
         (2)   Outlet receptacles at each manufactured/mobile/compact home stand shall be located not more than 30 feet from the exterior wall of the manufactured or mobile home it serves and a three pole, four-wire grounding type shall be used. Receptacles shall be of weatherproof construction and configuration shall be in accordance with “Standard for Manufactured or Mobile Homes USAS A119.1” published by United States of America Standards Institute.
         (3)   The manufactured/mobile/compact home shall be connected to the outlet receptacle that meets ANSI C73.17-1972, American Standard dimension of caps, plugs and receptacles by an approved type of flexible cable with connectors and a male attachment plug. However, where the calculated load of the manufactured/mobile/compact home is between 50 and 100 amperes, a second 50-ampere power supply assembly may be installed or an electrical service shall be provided by means of permanently installed conductors.
         (4)   Where the calculated load exceeds 100 amperes or where a permanent feeder is used, the supply shall be by means of a four-wire installation according to City specifications.
         (5)   Required Grounding. All exposed non-current carrying metal parts of manufactured or mobile homes and all equipment having electrical connections shall be grounded by means of an approved grounding conductor with branch circuit conductors or other approved method of grounded metallic wiring. The neutral conductor shall not be used as a ground for manufactured/mobile/compact homes or other electrical equipment.
   21.   Manufactured/Mobile/Compact Home Storm Shelters.
      A.   General Requirements. Every manufactured/mobile/compact home community of 10 or more manufactured/mobile/compact home lots which is constructed after the effective date of this Zoning Code shall be provided with above or below-grade storm shelters which shall:
         (1)   Have a minimum floor area of seven square feet for each manufactured/mobile/compact home space in said manufactured/mobile/compact home community.
         (2)   Be designed by a licensed structural engineer or architect and built-in accordance with plans as approved by the City Engineer.
         (3)   Be designed and constructed to meet all FEMA requirements and guidelines.
         (4)   Be designed and constructed to meet the minimum lighting, ventilation and exiting requirements of the City Housing Code (See Chapter 155).
         (5)   Be designed and constructed to meet all applicable requirements of the Americans with Disabilities Act (ADA).
         (6)   Be located no farther than 1,320 linear feet from the furthest manufactured or mobile home space in the manufactured/mobile/compact home community.
      B.   Additions to Existing Communities. For any addition of 10 or more manufactured/mobile/compact home spaces to any existing manufactured/mobile/compact home community, a storm shelter which complies with the general requirements of this section hereof shall be provided to serve such additional spaces. For any addition of fewer than 10 manufactured or mobile home spaces to an existing manufactured/mobile/compact home community which otherwise complies with the requirements of this section, there is no requirement that an additional shelter be provided to serve such additional spaces. Provided, however, that when two or more such additions of fewer than 10 manufactured/mobile/compact home spaces result in a cumulative addition of 10 or more manufactured/mobile/compact home spaces to a manufactured/mobile/compact home community which otherwise complies with the requirements of this section, a storm shelter which complies with the general requirements of this section shall be provided to serve such additional spaces.
      C.   Restroom Facilities. Restroom facilities in required storm shelters are mandatory. Toilets may be either flush-type operating from normal water supply, chemical, or other approved types.
      D.   Access to Shelters. The manufactured/mobile/compact home community owner, or such owner’s designated agent or representative, shall be responsible for making the storm shelter accessible and usable in times of need. It shall be unlawful for any required storm shelter to be used for storage purposes if such storage reduces the minimum floor area available for shelter of person below the requirements of Section 165.20(20)(E)(1).
      E.   Existing Non-Conforming Manufactured/Mobile/Compact Home Communities.
         (1)   Any manufactured/mobile/compact home community of 10 or more manufactured/mobile/compact home spaces which has an existing above of below-grade storm shelter as of the effective date of this Zoning Code which does not conform with the requirements of this section, shall be deemed a non-conforming manufactured/mobile/compact home community with regard to the requirements for storm shelters and may continue to exist as a non-conforming manufactured/mobile/compact home community for so long as said existing shelter remains in place and usable; provided, however, that any manufactured/mobile/compact home spaces added to such community after the effective date of this Zoning Code shall require storm shelters as provided in this section.
   22.   Refuse Handling.
      A.   The storage, collection, and disposal of refuse in the manufactured/mobile/compact home community shall be so conducted as to create no health hazards, rodent harborage, insect breeding areas, accident or fire hazards, or air pollution.
      B.   All refuse shall be stored in fly-tight, watertight, rodent-proof containers. Containers shall be provided in sufficient number and capacity to property store all refuse.
      C.   All manufactured/mobile/compact home communities shall offer recycling opportunities for residents by either providing drop-off facilities or curbside collection or some other alternative method for diverting solid waste from area landfills.
      D.   Refuse collection stands located on an impervious slab at ground level shall be provided for all refuse containers. Such container stands shall be so designed as to prevent containers from being tipped, to minimize spillage and container deterioration and to facilitate cleaning around them.
      E.   All refuse containing garbage shall be collected at least once weekly. Collection shall be contracted by said manufactured/mobile/compact home community and private commercial carrier.
   23.   Natural Gas System. Natural gas piping systems shall be installed and maintained in accordance with applicable codes and regulations governing such systems established by franchised public utility.
   24.   Insect and Rodent Control.
      A.   Grounds, buildings, and structures shall be maintained free of insect and rodent harborage and infestation. Extermination methods and other measures to control insects and rodents shall conform to the requirements of the applicable County Health Department.
      B.   Communities shall remain free of accumulations of debris that may provide rodent harborage or breeding places for flies, mosquitoes, and other pests.
      C.   Storage areas shall be so maintained as to prevent rodent harborage.
      D.   The growth of brush, weeds, and grass shall be controlled to prevent harborage of ticks, chiggers, and other offensive insects. Communities shall be so maintained as to prevent the growth of ragweed, poison ivy, poison oak, poison sumac, and other weeds considered detrimental to health. Open areas shall be maintained and free of heavy undergrowth of any description.
   25.   Fire Protection.
      A.   The manufactured/mobile/compact home community area shall be subject to the rules and regulations of the entity providing fire protection services pursuant to Chapter 35.
      B.   Manufactured/mobile/compact home communities shall be kept free of litter, rubbish, and other flammable materials.
      C.   Portable fire extinguishers of the type approved by the entity providing fire protection services pursuant to Chapter 35 shall be kept in service buildings and at all locations designated by such fire prevention authority and shall be maintained in good operating condition.
      D.   Fire hydrants shall be installed in the community’s water system and located at such locations as determined by the entity providing fire protection services pursuant to Chapter 35 and the Director of Public Works. Piping layout and sizing shall be determined and approved by the Director of Public Works.
   26.   Responsibilities of Community Management.
      A.   The owner or manager of a manufactured/mobile/compact home community shall operate the community in compliance with this Zoning Code and regulations issued hereunder and shall provide adequate supervision to maintain the community, its facilities, and equipment in good repair and in a clean and sanitary condition.
      B.   The community management shall notify community residents of all applicable provisions of this Zoning Code and regulations issued hereunder.
      C.   Required skirting shall be installed in accordance with the provisions of this Zoning Code and within 30 days after initial occupancy unless prohibited by frozen ground, in which event such skirting shall be installed immediately after the ground becomes unfrozen but, in all instances, no later than June 1 of the year following installation.
   27.   Responsibilities of Community Occupants.
      A.   The community occupant shall comply with all applicable requirements of this Zoning Code and regulations issued hereunder and shall maintain their manufactured/mobile/compact home lot, its facilities, and equipment in good repair and in a clean and sanitary condition.
      B.   Shall comply with all City regulations regarding the keeping and caring for animals and pets.
   28.   Manufactured/Mobile/Compact Home Community Regulations, Variations, and Exceptions. Whenever the tract proposed to be developed is of such unusual size or shape or is surrounded by such development or unusual conditions that the strict application of the requirements contained in these regulations would result in substantial hardships or injustice, the Council, upon recommendation of the Board of Adjustment, may vary or modify such requirements so that the developer is allowed to develop the property in a reasonable manner; provided that the public welfare and interests of the City and surrounding area are protected and the general intent and spirit of these regulations are preserved.
   29.   Occupancy of Manufactured Home. It shall be unlawful to use any manufactured or mobile home within the corporate limits of the City, except when located in a manufactured or mobile community regularly approved according to the provisions of this chapter, or an area licensed by the State as a manufactured or mobile home community prior to the effective date of this chapter, and except such manufactured or mobile homes or vehicles may be used for human occupancy in an area authorized by the Council for recreational or other purposes subject to respective rules and regulations.
   30.   Storage. This section does not prohibit the storage of one travel trailer, pickup coach, or motorized home for any one family providing that the stored location of said unit is in compliance with the regulations of the Zoning Code. Parked or stored travel trailers, pickup coaches, or motorized homes may be occupied or used for living, sleeping, or housekeeping purposes under the following circumstances:
      A.   The vehicle shall not be parked on a City street or alley;
      B.   The vehicle shall not be parked in a required front or corner side yard;
      C.   Occupancy of the vehicle is limited to not more than 72 hours unless special approval from the City is received.
   31.   Special Exception Uses and Structures. Subject to Section 165.13(5) and other requirements contained herein, the Board of Adjustment may permit the following:
      A.   Anything permitted in an R-1 District provided that all requirements are in compliance with an R-1 District.
      B.   Anything permitted in an R-2 District provided that all requirements are in compliance with an R-2 District.
      C.   Utility distribution systems and substations, but not including equipment storage structures or yards or administrative or sales office, provided that any substation shall meet the front and rear yard requirements for dwellings and shall provide side yards of not less than 20 feet.
      D.   Home occupations.
      E.   Smaller trailers may be allowed temporarily for up to one year.
      F.   Those special exception uses and structures deemed appropriate by the Planning and Zoning Commission and Board of Adjustment.
   32.   Special Requirements.
      A.   The R-3 District shall observe the fencing and shrubbery requirement as prescribed in Section 165.26.
      B.   Mobile homes as defined in Section 435.1[5] of the Code of Iowa, other than mobile homes which meet the definition of a “manufactured home” under Section 435.1[3] Code of Iowa, shall be placed or located only in R-3 Zoning Districts.
      C.   It shall be unlawful to move a mobile home without first applying to the Administrative Officer for a permit to do so and until a permit has been granted.