Montana Air National Guard – 120th Airlift Wing Announces Detour for Exercise September 25th
US Highway 87/Route 89 between Great Falls and Belt will be CLOSED on Wednesday, Sept. 25, 2024, from 8:00 AM to approximately 11:00 AM for a Montana Air National Guard exercise.
Detours will be routed between Great Falls and Belt along Highwood Road and Belt Creek Road. There is a vehicle height limit of 14’6″ on the detour route.
For updates on road conditions, restrictions, and other travel information, please visit www.511mt.net, download the MT 511 app on your mobile device’s app store, or dial 511.
