Current traffic on IA-146 — accidents, roadworks and closures in real time.
Between I-80 and US 6 (Grinnell). Road construction work is in progress. A lane is closed intermittently. From 7:00AM CDT to 7:00PM CDT on weekdays. Until December 1, 2026 at about 7:00PM CDT. Comment: Marshalltown RCE (800-251-2706) - Poweshiek County