(a) Pass to the right of any other vehicle proceeding on the roadway in the opposite direction; and
(b) Give to the other at least one-half of the main traveled portion of the roadway as nearly as possible.
(2) This section does not apply to a person operating a vehicle as otherwise directed by a traffic control device.
(3) The offense described in this section, failure to drive on the right of an approaching vehicle, is a Class B traffic violation. [1983 c.338 §616]