21A.32.100: OS OPEN SPACE DISTRICT:
   A.   Purpose Statement: The purpose of the OS Open Space District is to preserve and enhance public and private open space, natural areas, and improved park and recreational areas. These areas serve to provide opportunities for active and passive outdoor recreation; provide contrasts to the built environment; preserve scenic qualities; protect sensitive or fragile environmental areas such as wetlands, steep slopes, ridge lines, meadows, and stream corridors; preserve the capacity and water quality of the stormwater drainage system; encourage sustainability, conservation and renewable energy and provide pedestrian and bicycle transportation connections. This district is appropriate in areas of the City where the applicable master plans support this type of land use.
   B.   Uses: Uses in the OS Open Space District, specified in section 21A.33.070, "Table Of Permitted And Conditional Uses For Special Purpose Districts", of this title, are permitted subject to the general provisions set forth in section 21A.32.010 of this chapter and this section.
   C.   Minimum Lot Area And Lot Width: None required.
   D.   Maximum Building and Recreation Equipment Height:
      1.   Lots four (4) acres or less: Building height shall be limited to thirty five (35) feet; provided that for each foot of height in excess of twenty (20) feet, each required yard and landscaped yard shall be increased one foot.
      2.   Lots greater than four (4) acres: Building heights in excess of thirty five (35) feet but not more than forty five (45) feet may be permitted provided, that for each foot of height over thirty five (35) feet, each required yard and landscaped yard shall be increased one foot. Building heights in excess of forty five (45) feet up to sixty (60) feet may be approved through the design review process and that for each foot of height over thirty five (35) feet, each required yard and landscaped yard shall be increased one (1) foot.
      3.   Recreation equipment heights are permitted to a height not to exceed eighty (80) feet when needed due to the nature of the equipment or for the use to operate safely, such as fences surrounding golf course driving ranges.
      4.   Heights for buildings or structures for the Salt Lake City Public Utilities Department that are not specifically exempt in section 21A.02.050 of this title, are exempt from the height restrictions in this zoning district provided the building or structure is deemed by the director of the public utilities department as critical infrastructure necessary to provide specific utility needs to the public.
   E.   Minimum Yard Requirements:
      1.   Lots Four Acres Or Less:
         a.   Front Yard: Ten feet (10').
         b.   Corner Side Yard: Ten feet (10').
         c.   Interior Side Yard: Ten feet (10').
         d.   Rear Yard: Ten feet (10').
      2.   Lots Greater Than Four Acres:
         a.   Front Yard: Ten feet (10').
         b.   Corner Side Yard: Ten feet (10').
         c.   Interior Side Yard: Fifteen feet (15').
         d.   Rear Yard: Fifteen feet (15').
      3.   Accessory Buildings And Structures In Yards: Accessory buildings and structures may be located in required yard areas subject to section 21A.36.020, table 21A.36.020B, "Obstructions In Required Yards", of this title.
   F.   Landscape Yard Requirements: All required yards shall be maintained as landscaped yards excluding authorized accessory buildings and structures in conformance with the requirements of chapter 21A.48, "Landscaping And Buffers", of this title.
   G.   Special Conditional Use Controls Over Communications Towers:
      1.   Designation Of Telecommunication Site: Within the OS Open Space District there is set aside a telecommunication site to accommodate the erection of microwave, radio or other communication towers and related facilities, located north of Ensign Peak in Salt Lake County, Utah, and described as follows:
         a.   Beginning at a point that is located S. 19° 10' 29" E. 1.533.61 feet from the northwest corner of Section 19, T.1N., R.1E., SLB&M; thence S 32° 33' 21" E. 364.42 feet; thence S. 57° 26' 39" W. 2.890.15 feet; thence N. 32° 33' 21" W. 285.15 feet: thence N. 55° 52' 23" E. 2.891.23 feet to the point of beginning, containing 21.549 acres, more or less.
         b.   This telecommunication site is set aside in order to promote the location of communications towers in a manageable area and to protect the aesthetics and environment of the site.
      2.   Special Conditional Use Standards: A conditional use may be authorized by the Planning Commission pursuant to the standards and procedures for conditional uses set forth in chapter 21A.54 of this title, to permit a communication tower within the established telecommunications site provided the Planning Commission makes the additional findings:
         a.   The facility is located within the telecommunication site described above;
         b.   The facilities and access roads are designed and constructed so as to minimally disturb the natural terrain; and
         c.   The owner of the communications tower agrees to accommodate the multiple use of the tower where feasible.
      3.   Title To Site To Remain With City: Pursuant to section 69-3-1, Utah Code, or its successor, the City shall retain title to all property which it presently owns within such site.
      4.   Exceptions: This section shall not affect the use, operation, expansion or construction of towers and related facilities on property owned by telecommunication companies as of January 1, 1986.
   H.   Lighting: All uses and developments that provide lighting shall ensure that lighting installations comply with the following standards:
      1.   Lighting is installed in a manner and location that will not have an adverse impact on the natural environment when placed in areas with wildlife habitat, traffic safety or on surrounding properties and uses;
      2.   Light sources shall be shielded to eliminate excessive glare or light into adjacent properties and have cutoffs to protect the view of the night sky; and
      3.   Light poles for outdoor uses, such as sports fields, amphitheaters, and other similar uses may be permitted up to seventy (70) feet in height provided the lights are located a minimum of thirty (30) feet from a residential use and directed to reduce light trespass onto neighboring properties. (Ord. 64-21, 2021: Ord. 13-19, 2019)