The National Park Service is beginning work on $155 million worth of road and bridge upgrades in Yellowstone this summer.
The work is anticipated to cause major traffic delays.
This summer, the park is upgrading one of the most heavily trafficked roads in Yellowstone: Twenty-two miles of the Grand Loop Road that connects the West Thumb of Yellowstone Lake to Old Faithful will be repaved.
Yellowstone received funding for the improvements from the Great American Outdoors Act. The park has a nearly $600 million backlog of deferred maintenance, over half attributed to roads.
Read the full article from Montana Public Radio here.