Transportation Planning Studies

A transportation study is the first step in planning transportation facility investments. Common types of transportation studies are corridor studies, interchange modification justification reports, and municipal or county-wide transportation master plans.

There are several recent and ongoing studies in the Sioux Falls Metropolitan Planning Area (MPA). Website links are provided below so that you can learn more about the various studies as well as opportunities to provide input to ongoing studies.

I-229 Exits 3 (Minnesota Ave) and 4 (Cliff Avenue) Interchange Modification Study

I-229 Exit 6 (10th Street) Interchange Modification Study

I-229 Exit 9 (Benson Road) Interchange Modification Study

I-229 Major Investment Study

I-29 Exit 62 to Exit 73 Corridor Study

I-29 and 85th Street - Exit 74 Interchange Justification Report

I-90 Exit 387 (Hartford) Interchange Modification Study

I-90 Exit 406 (SD 11/Brandon) Interchange Modification Study

Lincoln County Master Transportation Plan

Maple Street/Park Street Corridor Study

Minnehaha County CR-130 Corridor Study Report

South Dakota 11 Corridor Study