Completed Projects

Corridor Planning Studies

MDT uses corridor planning studies to determine cost-effective ways to address corridor transportation needs.

View a list of Corridor Planning Studies.

Traffic Studies

Traffic studies examine traffic volumes and patterns on a specific roadway or corridor.

Butte Traffic Study

Transportation Plans

Transportation plans provide state, local, and tribal governments with a valuable way to determine and address future transportation needs in their jurisdictions based on public input and technical analysis.

Anaconda-Deer Lodge County (archived*)
Butte - Silver Bow (archived*)
Columbia Falls - 2021 (archived*)
Hamilton - 2009 (archived*)
Kalispell - 2021 (archived*)
Laurel - 2014 (archived*)
Livingston - 2017 (archived*)
Miles City - 2017 (archived*)
Polson - 2011 (archived*) | Appendix A (archived*)
Whitefish - 2022 (archived*)