The South Dakota Department of Transportation will host a meeting at Spearfish City Hall next week Wednesday, April 5, to take public input on its…
Posts tagged as “Interstate 90”
Will the Great Black Hawk Gypsum Sinkhole eat Interstate 90? Anything could happen, suggests Dr. Mohammadhossein Sadeghiamirshahadi of Montana Technical University: An abandoned gypsum mine…
The state Transportation Commission has previously mentioned the possibility of temporarily rolling back the new 80-mile-per-hour speed limit on Interstate 90 around Sturgis. Now Bob Mercer…