SDCL § 32-26-36: Driving to left on approach to intersection, grade crossing, bridge, or tunnel--Violation as misdemeanor.

No vehicle may be driven on the left side of the roadway when approaching within one hundred feet of or traversing any intersection or railroad grade crossing or when the view is obstructed upon approaching within one hundred feet of any bridge, viaduct, or tunnel. A violation of this section is a Class 2 misdemeanor.