Montana Department of Transportation

Malcolm “Mack” Long, Director


View the Governor’s Coronavirus Task Force site for more information.

Main Content

Active Project

US 93 Lakeside North & South

US 93 Lakeside North and South logo

Project Overview

US 93 Lakeside North and South map

The Montana Department of Transportation (MDT) is improving approximately nine miles of US 93 near Lakeside and Somers. The project area begins just north of West Shore State Park near the Presbyterian Camp Road, and extends north through Lakeside, ending near the Old US Highway 93 intersection.

Improvements include:

  • Rehabilitating approximately nine miles of pavement on US 93.
  • Adding new:
    • Pavement markings
    • Signage
    • Delineators
    • Centerline and shoulder rumble strips
  • Upgrading ADA sidewalk ramps at two intersections in Lakeside.
    • US 93/Bierney Creek Road intersection
    • US 93/Adams Street

Construction is anticipated to be completed in early fall 2021.

What to expect during construction

For the safety of the public and workers, MDT encourages motorists to plan ahead, allow extra travel time, slow down and use caution through the Lakeside North and South Project work zone.

During construction:

  • Traffic will be reduced to one lane during the daytime.
  • Pilot cars and flaggers will direct traffic through the work zone.
  • Speed limits will be reduced.
  • Expect 1 hour delays through the work zone.
  • Traffic will return to two lanes at night.
  • Access on to the newly laid asphalt surface will be restricted for 20-30 minutes.
slow for the cone zone

Stay Informed During Construction

MDT will notify the public about traffic impacts and work activities through the project website, local media, mailings, social media, and email and text notifications during construction. Questions and comments can be sent to or call the project hotline at 406-626-7272.

Current construction information and road conditions can be found on the MDT Travel Info App at