(1) A person may not operate a vehicle on the left side of the roadway:
(a) when approaching or on a crest of a grade or a curve on the highway where the person's view is obstructed within a distance which creates a hazard if another vehicle approached from the opposite direction;
(b) when approaching within 100 feet of or traversing any intersection or railroad grade crossing unless otherwise indicated by a traffic-control device or a peace officer; or
(c) when the view is obstructed while approaching within 100 feet of any bridge, viaduct, or tunnel.