How to check South Dakota 511 road conditions, map before you travel South Dakota DOT hosts a 511 road conditions map which includes National Weather Service alerts, road closures, incidents ...

Southbound I-29 traffic will be detoured onto S.D. Highway 50 west at exit 26 to Vermillion, then south to South Dakota Highway 19 into Nebraska where it becomes N.E. Highway 15, then continue ...

South Dakota Road Project Draws Skeptics South Dakota officials say a new highway from Hot Springs in the southwest corner of the state to Denver, Colo., will help rural areas develop.