All street name signs shall be located in such a manner as to be clearly visible to persons operating vehicles on the street. The minimum letter size shall be four inches (4") in height and placed on a six inch (6") by variable length blank. Existing names exceeding the ten (10) letter length restriction shall use four inch (4") lettering, if deemed necessary by the city. All signs shall be reflectorized lettering in addition to having contrasting colors. All public street signs shall be green. Private road street signs shall be blue. All lettering shall be white. All street name signs shall have the names lettered on both sides and shall be positioned so that the name is visible from both directions of the street. (Ord. 218, 8-8-2007)