Sec. 24-4437

Other

• Abandonment removal period90 days

  If use of the wind energy system is discontinued for a period of six months, the County will deem it abandoned and provide the owner a written notice of abandonment. Within 90 days after written notice of abandonment is provided, the owner must either remove the system, including all towers, turbines, and above-ground structures and equipment, or resume regular operation of the system.

• Minimum blade tip ground clearance15 ft

  Wind turbine blade tips and vanes must have a minimum ground clearance of 15 feet, as measured at the lowest point of the arc of the blades. No blades may extend over parking areas, public rights of way, driveways, or sidewalks.

• Climbing pegs removed below 12 feet12 ft

  On a freestanding tower, any climbing foot pegs or rungs below 12 feet must be removed to prevent unauthorized climbing. For lattice or guyed towers, barriers must be fastened to the bottom tower section to prevent unauthorized climbing.

• Tower-mounted systems not in front yardYardThe open space left between a building and its lot line — the space a setback creates.

  Tower-mounted wind energy systems must not be located within a front yard.

• Illumination prohibitedProhibitedNot allowed in the district at all, short of rezoning or a variance. unless required by FAA

  Illumination of turbines and towers is prohibited unless required by the FAA.

• Maximum heightMaximum heightThe tallest a building may be, given in feet, in storeys, or both — whichever binds first. extension above districtZoning districtA mapped area with one set of rules, identified by a code like R-1 or B-2. max60 ft

  The wind energy system, including any tower and extended blades, must not exceed the maximum height allowed in the zoning district plus 60 feet.

• Maximum sound level at property line55 dBA

  Sound produced by the wind energy system under normal operating conditions, as measured at the property line, must not exceed 55 dBA at any time.

• SetbackSetbackThe distance a building must be held back from a lot line. from property lines and overhead utility lines

  The wind energy system must be set back from all property lines and overhead utility lines a distance equal to its total extended height (e.g., if on a roof, roof height plus the height of any tower extending from the roof) plus 15 feet. Guy wires and other support devices must be set back at least five feet from all property lines.