I-15 Bridge Rehabilitation Project South of Helena Paused for Winter

The Montana Department of Transportation (MDT) and Frontier West, Inc. have paused bridge work between Helena and Jefferson City for the winter. Construction will resume in the spring.

The I-15 Bridge Rehabilitations, Jefferson City, and Clancy Area project began in the spring of 2023. The project consists of rehabilitating 12 bridges in southwestern Montana along Interstate 15 (I-15).

Gary Berg, MDT Butte District Project Manager, would like to thank the public for their understanding and cooperation during this busy construction season. “We’ve completed a lot of work this season, including r...