Building the first new interchange in 15 years close to the confluence of two interstates brings its share of complexity.
At one point, Sioux Falls public works director Mark Cotter checked in with engineering programming manager Shannon Ausen on how plans for the new interchange at 85th Street at Interstate 29 were progressing.
“Shannon would have a response from the agencies (involved in approving it). I would check in and say, ‘How were the review comments?’” Cotter said. “She would say: ‘We got them today. There were 287 review comments. I’ll get started on them.’”…