Montana Title 67. Aeronautics § 67-1-214. Standards for meteorological evaluation towers--report--notification--penalty

(a) that is 50 feet or more in height;

(b) that is located outside the boundaries of an incorporated city or town;

(c) that is on land that is primarily rural or undeveloped or used for agricultural purposes; and

(d) the appearance of which is not otherwise governed by state or federal law, rule, or regulation.

(a) be painted in seven equal-width and alternating bands of aviation orange and white beginning with orange at the top of the tower and ending with orange at the base;

(b) have two marker balls attached to and evenly spaced on each of the tower's outside guy wires; and

(c) have a yellow safety sleeve on each guy wire that extends 7 feet up from the anchor point of the guy wire.

(a) “Height” means the distance from the original grade at the base of the tower to the highest point of the tower.

(b) “Meteorological evaluation tower” means a structure erected and standing for any period of time whatsoever, whether self-standing or supported by guy wires and ground anchors and including all guy wires and accessory facilities, on which a meteorological instrument is mounted for the purpose of documenting whether a site has sufficient wind resources for the operation of a wind turbine generator.