It shall be unlawful to operate any motor vehicle
at a rate of speed exceeding 25 miles per hour unless otherwise posted.
It shall be unlawful to operate vehicles traveling
on any street designated and posted for one-way in a direction other
than that which is posted.
It shall be unlawful to operate a motor vehicle
or permit the same to be operated within a school zone, as designated
by the Mayor and City Council, at a speed greater than 15 miles per
hour.