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Resolution 986-13 <br />Page 10 <br /> <br /> <br />Subd. 4. General Standards. The following provisions will apply to all WECS erected <br />under the provisions of this ordinance: <br /> <br />a. Rotor Clearance. Blade arcs created by the WECS shall have a minimum of <br />thirty (30) feet of clearance over any structure or tree within a two hundred <br />(200) foot radius, and maintain at least twenty (20) feet of clearance between <br />their lowest point and the ground. <br /> <br />b. Rotor Safety. Each WECS shall be equipped with both a manual and <br />automatic over speed controls to limit the blade rotation within design <br />specifications. <br /> <br />c. Color and Finish. All wind turbines and towers shall be white, gray, or other <br />non-obtrusive color. Finishes shall be matte or non-reflective. <br /> <br />d. Tower Access. To prevent unauthorized climbing, WECS towers must <br />comply with one of the following provisions: <br /> <br />1. Tower climbing apparatus shall not be located within twelve (12) feet of <br />the ground. <br /> <br />2. A locked anti-climb device shall be installed on the tower. <br /> <br />3. Towers capable of being climbed shall be enclosed by a locked, <br />protective fence at least six (6) feet high. <br /> <br />e. Signs. The place of any signs, postings or advertisements shall be <br />prohibited. WECS shall have a sign posted at the base of the tower and said <br />shall contain the following information: Warning high voltage, Manufacturer’s <br />name, Emergency phone number, Emergency shutdown procedures. <br /> <br />f. Lighting. WECS shall not have no installed or accessory lighting, unless <br />required by federal or state regulations. <br /> <br />g. Electromagnetic Interference. WECS shall be designed and constructed so <br />as not to cause radio and television interference. <br /> <br />h. Noise Emission. Have a maximum noise production rating of fifty-five (55) dB <br />fifty (50) dBA and shall conform to this standard under normal operating <br />conditions as measured at any property line. <br />