373.11 SKATEBOARDS.
   (a)   As used in this section, "skateboard" includes, without limitation, any vehicle or device consisting basically of a board or platform mounted on wheels or rollers, whether powered by gravity, muscle power or mechanical or motorized means, which is not equipped with a positive, mechanical means of steering such vehicle or device.
   (b)   It shall be unlawful for any person to ride on or operate a skateboard on any roadway.
   (c)   No person shall ride a skateboard upon a sidewalk or an area officially designated for the exclusive use of parking of vehicles within a business district or shopping center or upon a sidewalk where signs are erected prohibiting such operation.
   (d)   No person shall operate a skateboard at a speed greater than is reasonable and prudent under the conditions then existing. For the purposes of this section any speed above 15 mph shall be prima facie unreasonable and imprudent. (1993 Code 75.07)
   (e)   Except as otherwise provided in this subsection, whoever violates this section is guilty of a minor misdemeanor. If, within one year of the offense, the offender previously has been convicted of or pleaded guilty to one predicate motor vehicle or traffic offense, whoever violates this section is guilty of a misdemeanor of the fourth degree. If, within one year of the offense, the offender previously has been convicted of two or more predicate motor vehicle or traffic offenses, whoever violates this section is guilty of a misdemeanor of the third degree.