192.13 M-2 HEAVY INDUSTRIAL DISTRICT.
The M-2 District is intended and designed to provide areas of the City for activities and uses of a heavy industrial character. Since this district is the least restrictive of any district, almost any use is permissible with the exception of a small number of uses which, by reason of certain undesirable characteristics, are permitted subject to approval by the Board of Adjustment in accordance with appropriate safeguards. In addition, no residential uses are permitted.
1.   Principal Permitted Uses. A building or premises may be used for any purpose whatsoever, provided the following regulations are met:
   A.   No occupancy permit shall be issued for any use in conflict with any ordinance of the City or law of the State regulating nuisances.
   B.   No occupancy permit shall be issued for any dwellings, school, hospital, clinic, or other institution for human care, except where incidental to a permitted principal use.
   C.   The uses listed in Paragraph D of this section shall be permitted through a Special Use Permit as provided for in Section 196.02 of the Ankeny Municipal Code, issued after public hearing and approval by the Board of Adjustment. In its determination upon the particular uses at the location requested, the Board of Adjustment shall consider all of the following provisions:
(Ord. 1917 – Aug. 17 Supp.)
      (1)   The proposed location, design, construction and operation of the particular use adequately safeguards the health, safety and general welfare of persons residing or working in adjoining or surrounding property.
      (2)   Such use shall not impair an adequate supply of light and air to surrounding property.
      (3)   Such use shall not unduly increase congestion in the streets or public danger of fire, and shall not endanger the public safety.
      (4)   Such use shall not diminish or impair established property values in adjoining or surrounding property.
      (5)   Such use shall be in accord with the intent, purpose and spirit of this Zoning Ordinance and the comprehensive plan of the City.
   D.   The uses subject to the provisions of paragraph C of this section are as follows:
      (1)   Abattoirs and slaughterhouses or stockyards.
      (2)   Acid manufacture or wholesale storage of acids.
      (3)   Automobile, tractor or machinery wrecking and used parts yards, provided any wrecking operation is carried on within a building completely enclosed with walls and roof and the yard completely enclosed with a wall or fence, reasonably maintained and at least six feet high, completely obscuring the activity. There shall be only one opening in the wall or fence facing any public street for each 200 feet of length.
      (4)   Cement, lime, gypsum or plaster of paris manufacture.
      (5)   Distillation of bones.
      (6)   Explosive manufacture or storage.
      (7)   Fat rendering.
      (8)   Fertilizer manufacturing.
      (9)   Garbage, offal or dead animal reduction or dumping.
      (10)   Gas manufacture and cylinder recharging.
      (11)   Glue, size, or gelatin manufacture.
      (12)   Junk, iron or rags, storage or baling, and wastepaper yards, where the premises upon which such activities are conducted are wholly enclosed within a building, wall or fence not less than six feet in height and completely obscuring the activity.
      (13)   Refining or wholesale storage of petroleum or its products, and asphalt plants.
      (14)   Rubber goods manufacture.
      (15)   Sand or gravel pits.
      (16)   Smelting of tin, copper, zinc or iron ores.
      (17)   Transmitting stations.
      (18)   Wholesale storage of gasoline.
   E.   The following uses are allowed in the M-2 District outright and without approval of a Special Use Permit.
      (1)   Fireworks Retail Sales Facility, pursuant to the regulations of the Code of Iowa.
(Ord. 1925 - Nov. 17 Supp.)
2.   Required Conditions. Required conditions in the M-2 District are as follows:
   A.   The best practical disposal of refuse matter or water-carried waste shall be employed, and the abatement of obnoxious or offensive odor, dust, smoke, gas, noise, or similar nuisances shall be required.
   B.   All principal or accessory structures housing a use permitted only in the M-2 District shall be located at least 200 feet from any R or C-1 district and not less than 100 feet from any other district except an M-1 District.
   C.   Outdoor storage of equipment not intended for over-the-road or rail use, supplies (or materials) intended for refabrication, waste materials, industrial by-products, or items intended for junk yards shall be so located and screened, fenced or landscaped to comply with a type “C” opaque screen as described in paragraph 194.02(3)(C) of this Zoning Ordinance to effectively prevent visibility of such storage from all adjoining property lines and street right-of-way lines. In the event that the property owner and Department Director disagree regarding whether or not any site must be screened, the property owner may appeal to the Board of Adjustment in accordance with the provisions of Section 197.01(3) of this Zoning Ordinance.
3.   Area and Size Regulations. The following minimum requirements shall be observed in the M-2 District, subject to the height limitations found in Section 191.11 and the modifications contained in Section 196.03 of this Zoning Ordinance:
   A.   Front Yard: 50 feet.
   B.   Side Yard: 9 feet required, except when adjacent to any street right-of-way line, in which case 50 feet.
   C.   Rear Yard: 40 feet, except that where a railroad right-of-way lies immediately adjacent to the rear of a lot, the rear yard requirement need not apply.
   D.   Maximum Height: No limitation.
   E.   Maximum Number of Stories: No limitation.
4.   Off-Street Parking and Loading. Spaces for off-street parking and loading in the M-2 District shall be provided in accordance with the provisions of Section 194.01 of this Zoning Ordinance.