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1 i. Off -premises digital billboard signs shall not exceed 7,500 nits (candelas <br />2 per square meter) between the hours of civil sunrise and civil sunset and <br />3 shall not exceed 500 nits (candelas per square meter) between the hours <br />4 of civil sunset and civil sunrise as measured from the face of the sign. <br />5 ii. The light level shall not exceed 0.3-foot candles above ambient light as <br />6 measured from a pre-set distance depending on sign size. Measuring dis- <br />7 tance shall be determined using the following equation: the square root of <br />8 the message center sign area multiplied by 100. Example: 12 square foot <br />9 sign AI(12 x 100) = 34.6 feet measuring distance. <br />10 h. Off -premises digital billboard signs shall have a fully functional monitoring off <br />11 switch system that shuts the dynamic display off -premises sign off when the dis- <br />12 play deteriorates, in any fashion, five percent or greater until the dynamic display <br />13 sign has been repaired to its fully functional factory specifications. <br />14 i. Off -premises billboard signs must be part of the State of Minnesota's public <br />15 safety alert system. <br />16 j. Applicants for an off -premises digital billboard signs permit shall enter into an <br />17 agreement with the city to provide the city no less than 20 hours (provided in <br />18 9,000 eight -second spots) per month per dynamic display off -premises sign face <br />19 in the city for community and public service messages at such times as shall be <br />20 reasonably determined by the city. This agreement must be approved by the city <br />21 council before a permit for the construction or conversion of an off -premises <br />22 signs and digital billboard may be issued by the building official. <br />Page 30 of 30 <br />