(A) Upon all roadways of sufficient width, a vehicle shall be driven upon the right half of the roadway except as follows:
(1) When overtaking and passing another vehicle proceeding in the same direction under the rules governing overtaking and passing;
(2) When the right half of the roadway is closed to traffic under construction or repair;
(3) Upon a roadway divided into three marked lanes for traffic under the rules applicable to a roadway divided into three marked lanes.
(4) Upon a roadway designated and signposted for one-way traffic.
(B) Upon all roadways, a vehicle proceeding at less than the normal speed of traffic at the time and place under the conditions then existing shall be driven:
(1) In the right-hand lane then available for traffic; or
(2) As close as practicable to the right-hand curb or edge of the roadway; except when overtaking and passing another vehicle proceeding in the same direction or when preparing for a left turn at an intersection or into a private road or driveway.
(‘89 Code, § 61.25) (Am. Ord. passed 4-8-96) Penalty, see § 10.99