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(8) Conditional use. Off-premises digital billboard signs shall be processed in accordance with the <br />procedures established for conditional use permits in section 117-51. <br />(c) Off-premises digital billboard sign overlay district performance standards: The off-premises digital billboard sign <br />overlay district is hereby established as a separate zoning district within the city. Within the off-premises digital <br />billboard sign overlay district, off-premises digital billboard signs are permitted subject to the following conditions: <br />(1) No off-premises digital billboard signs shall be erected that, by reason of position, shape, movement, <br />or color, interferes with the proper functioning of a traffic signal or which constitutes a traffic hazard. <br />(2) Off-premises digital billboard signs shall not be located so as to extend over any property line or within <br />a drainage and utility easement, or within 15 feet of any point of vehicular access from a parcel to a public <br />roadway. <br />(3) Off-premises digital billboard signs must have an architecturally enhanced base. <br />(4) Off-premises digital billboard signs must have minimum display duration of seven (7) seconds. Such <br />display shall contain static messages only; change from one static message to another shall be <br />instantaneous without any special effects, through dissolve or fade transitions, or with the use of another <br />subtle transition technique that does not have the appearance of moving text or images. <br />(5) Off-premises digital billboard signs must be rectangular in shape and all messages must be contained <br />within the off-premises digital billboard frame. <br />(6) All off-premises digital billboard signs shall have ambient light monitors installed as part of the off- <br />premises digital billboard sign and shall, at all times, allow such monitors to automatically adjust the <br />brightness level of the electronic sign based on light conditions. <br />(7) Off-premises digital billboard signs shall meet the following brightness standards: <br />a. Off-premises digital billboard signs shall not exceed 7,500 nits (candelas per square meter) <br />between the hours of civil sunrise and civil sunset and shall not exceed 500 nits (candelas per <br />square meter) between the hours of civil sunset and civil sunrise as measured from the face of <br />the sign. The light level shall not exceed 0.3-foot candles above ambient light as measured from a <br />pre-set distance depending on sign size. Measuring distance shall be determined using the <br />following equation: the square root of the message center sign area multiplied by 100. Example: <br /> <br />(8) Off-premises digital billboard signs shall have a fully functional monitoring off switch system that shuts <br />the dynamic display off-premises sign off when the display deteriorates, in any fashion, five percent or <br />greater until the dynamic display sign has been repaired to its fully functional factory specifications. <br />(9) Off-premises billboard signs must be part of the state of Minnesota's public safety alert system. <br />(10) Applicants for an off-premises digital billboard signs permit shall enter into an agreement with the <br />city to provide the city no less than 20 hours (provided in 9,000 eight-second spots) per month per <br />dynamic display off-premises sign face in the city for community and public service messages at such <br />times as shall be reasonably determined by the city. This agreement must be approved by the city council <br />before a permit for the construction or conversion of an off-premises signs and digital billboard may be <br />issued by the building official. <br /> <br />Sec. 117-464. Prohibited signs. <br />(a) "A" frame or sandwich board signs. "A" frame or sandwich board signs are prohibited. <br />(b) Advertising device signs. Advertising device signs are prohibited except as provided for in section 117-465. <br /> Created: 2021-07-01 14:42:48 \[EST\] <br />(Supp. No. 10, Update 2) <br />Page 6 of 15 <br /> <br />