14-19-121 ELECTRONIC MESSAGE CENTER STANDARDS

A. An electronic message center is not allowed in any zone except as set forth in this Chapter. B. An electronic message center in any zone shall meet the following criteria: 1. An electronic message center shall not exceed thirty-two (32) square feet. 2. An electronic message center is prohibited if it exceeds more than 50% of the total sign area. 3. An electronic message center shall only be constructed as part of a permitted freestanding (pole), wall or monument sign. 4. An electronic message center shall be located only on a single or double-sided planer sign, and not on a multiple face or other non-planer sign. 5. An electronic message center shall not be constructed in a location that interferes with a regulatory device, as determined by the City Engineer. 6. An electronic message center shall be equipped with a sensor or other device that automatically determines the ambient illumination and must be programmed to automatically dim according to ambient light conditions. 7. Where allowed as a conditional use, conditions may be imposed by the planning commission regarding hours of sign operation, sign height, sign size and/or setbacks from property lines to mitigate impacts on nearby residential properties, to protect critical viewsheds as established in the General Plan, or to prevent potential traffic hazards. 8. An electronic message center shall only be constructed in a location and in a manner permitted by this Title. C. An electronic message center in any zone, with the exception of an electronic message center located on Hwy 89, shall be operated at all times in accordance with the following: 1. An electronic message center shall only display static images or scrolling text. 2. An electronic message center shall not display video images, or scintillating images. 3. The minimum display duration shall be four (4) seconds. 4. The maximum image transition duration shall be three (3) seconds. 5. A transition shall be from one image to another either by fading or dissolving to the next image, without the use of flashing, animation, or movement. 6. No image shall be shown on, or with, a white background. 7. The illuminance of an electronic message center shall not increase ambient lighting conditions by more than 0.3 footcandles when measured perpendicular to the electronic message center face at a distance set forth below: Area of Sign (sq ft.) 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 Measurement Distance (ln ft.) 32 39 45 50 55 59 63 67 71 74 77 81 84 87 89 92 95 97 100 8. An electronic message center shall not exceed 7,000 nits during daylight hours. 9. An electronic message center shall not exceed 18,000 nits during evening and nighttime hours. D. An electronic message center is allowed only on a commercial property in the following locations within the Heavy Commercial (CH), General Commercial (CG), Mixed-Use (MXD), and Downtown (DN) zoning designations: Table 14-19-121 D. Electronic Message Center Location, Style, and Approval Process P = Permitted Use C = Conditional Use X = Not Allowed Zone Location Pole Monument Wall CH, CG Hwy 89 P P P CG, DN 500 South Street – West of 100 East St. C P C 400 North St. – West of Main St. C C C CH, CG 2600 South – West of 500 West St. C P C CG, MXD Orchard Drive X C X E. An electronic message center shall not be located on any property that does not directly front on a street or public right-of-way set forth in section D above. F. An electronic message center shall only be oriented toward a street or public right-ofway set forth in Section D, above, and in no other direction. G. An electronic message center, and any sign containing an electronic message center, shall be constructed or modified without a permit, unless specifically exempted by this title. H. A temporary sign of any kind is not allowed on any parcel or lot with an electronic message center. I. If otherwise permitted under §14-19-121, and subject to such conditions that may be established in the conditional use permit process, pole signs legally existing in the Downtown (DN) zone on November 30, 2011, may incorporate an electronic message center, if the entire sign and supporting structure are brought into compliance with the standards for a pole sig within the General Commercial (CG) zone.