19.104.090   Construction and Maintenance Specifications.
   A.   All signs shall conform to the building and wind load requirements of the Uniform Building Code and Uniform Electrical Code as adopted in Title 16 of the Cupertino Municipal Code.
   B.   All signs with internal illumination shall be constructed of noncombustible materials, be approved by Underwriters Laboratory (UL), U.S. Bureau of Standards, or other similar institution of recognized standing, and be maintained in satisfactory condition or be immediately repaired or replaced.
   C.   All electrical, gas or other utility service and other pertinent fixtures shall be placed underground.
   D.   Guy wires or cable supports used to brace the sign shall not be visible to the observer.
   E.   No sign shall be suspended by chains or other devices that will allow the sign to swing due to wind causing wear on supporting members.
   F.   All signs shall be maintained in safe, unbroken, and structurally sound manner, including the replacement or repair of any defective parts, painting, cleaning and any other work necessary to maintain the sign and any landscape planter associated with the sign.
(Ord. 2085, § 2 (part), 2011)