RIVERDALE, N.D. -- The U.S. Army Corps of Engineers, Omaha District, announces updates to traffic patterns for Garrison Dam Crest Road and Spillway Bridge due to summer maintenance and construction.
The Crest Road lighting replacement is underway with completion expected Sept. 12, 2025, and Spillway Bridge concrete repair is scheduled for July 14 to Oct. 31, 2025. During these times, contractors will have traffic controls in place resulting in reduced speeds and one-lane travel.
USACE appreciates the public’s understanding and slow passage through these work areas to help keep workers safe.
Release no. 25-019