165B.22   ML: LIGHT MANUFACTURING DISTRICT.
   1.   Intent. This district is intended to provide for a wide range of commercial and industrial uses, all of which shall be able to meet specifications for nuisance free performance. The district specifically excludes residences.
   2.   Compatible Use Categories. The following are use categories identified in Section 165B.09 of this Zoning Code. Specific uses within the use categories may be allowed as a permitted use, conditional use, and temporary use, or not permitted. Refer to Section 165B.09 to determine the level allowed.
      A.   Agriculture and horticulture uses
      B.   Agricultural sales and service
      C.   Cultural services
      D.   Community services/civic uses
      E.   Day-care, public and private schools
      F.   Public parks and open space
      G.   Public and private utilities
      H.   Animal care
      I.   Business and household services
      J.   Food and beverage services
      K.   Special commercial
      L.   Recreational commercial
      M.   Auto services
      N.   Warehousing and storage
      O.   Contractors, contractor yards, storage and supply
      P.   Food processing and manufacturing
      Q.   Metal processing, stamping
      R.   Wood products manufacturing
   3.   Permitted Uses. Permitted uses are allowed outright provided the uses and/or structure meet the minimum bulk requirements of the district.
   4.   Conditional Uses. The following uses are subject to any conditions listed in this section as well as any conditions relating to the placement of said use on a specific tract of ground in the ML District as heard and approved by the Board of Adjustment. Uses with specific basic conditions required:
      A.   Production, manufacturing, assembly, processing, or transportation of goods and materials, except:
         (1)   The refining, distillation, or manufacture of \acids or alcohols, chemicals, petroleum products, cement, lime, gypsum, or plaster of Paris or fertilizer.
         (2)   The operation of blast furnaces, coke ovens, smelting or ore reduction works, boiler works, forges, rolling mills, or yeast plants.
         (3)   Production, manufacture, processing, or transportation of toxic, radioactive, flammable, or explosive materials.
         (4)   Tanning, curing, or storage of raw hides or skins; stockyards or slaughter of animals or fowl rendering fat; distillation of bones, coals, or wood.
         (5)   Dumping or reduction of garbage, offal, or dead animals.
         (6)   Mining, quarrying, stone willing, or rock crushing.
         (7)   Extraction of sand, gravel, or soil.
   5.   Temporary Uses. Temporary uses may be permitted provided a temporary use permit is obtained and said temporary use is eliminated at the expiration of the permit. See Section 165A.30.
   6.   Accessory Uses and Structures. Refer to the definitions of accessory uses and structures, as well as Table 165B.09 and sections within Chapter 165A for more detail.
   7.   Height and Lot Requirements. The height and minimum lot requirements shall be as follows unless otherwise noted:
 
Use
Lot Area
Lot Width
Front Yard
Rear Yard
Side Yard
Maximum Height
Street Side Yard
Maximum Building Coverage
Permitted uses
10,000 sq. ft.
50 feet
20 feet
--
--
70 feet
10 feet
75 percent
Conditional uses
10,000 sq. ft.
50 feet
20 feet
--
--
70 feet
10 feet
75 percent
Accessory buildings
--
--
20 feet
--
--
20 feet
10 feet
--
 
   8.   Use Limitations.
      A.   When adjacent to any residential district, no parking, drives, or signs shall be allowed in the required front yard within 15 feet of such residential district.
      B.   When adjacent to any residential district, new construction shall provide permanent screen with a height of 80 inches if a fence, in order to minimize impacts on residentially zoned property, pursuant to Section 165D.04 .
      C.   No outdoor storage, except the display of merchandise for sale to the public, shall be permitted.
      D.   Exterior lighting fixtures shall be shaded so that no direct light is cast upon any residential property and so that no glare is visible to any traffic on any public street.
      E.   When adjacent to an alley, the width of the alley shall be included in computing the minimum rear yard setback.
      F.   Exterior lighting fixtures shall be shaded wherever necessary to avoid casting direct light on any property located in a residential or mobile home district.
      G.   All business, service, repair, processing, storage or merchandise display on property abutting or facing a lot in a residential district shall be conducted wholly within an enclosed building, unless screened from the residential district by a sight-obscuring fence permanently maintained at least six feet in height.
      H.   Openings to structures on sides adjacent to or across the street from a residential district shall be prohibited if such access or openings will cause glare, excessive noise or other adverse effects on residential properties.
      I.   Motor vehicle, boat, or trailer rental or sales lots shall be drained and surfaced with crushed rock or pavement, except in those portions of the lot maintained as landscape area.
      J.   No display of merchandise shall be allowed on public rights-of-way.
      K.   Any firearm and ammunition sales shall require a permit for the Bureau of Alcohol, Tobacco, and Firearms, or its       successor agency.
   9.   Performance Standards. See Section 165D.05 of this Zoning Code.