Current traffic on Interstate 129 in Iowa — accidents, roadworks and closures in real time.
Between US 77; US 75 and Iowa State Line (near South Sioux City). Look out for construction work. A lane is closed intermittently. Comment: Work includes removing existing high-mast lighting towers and installing a new lighting system at the I-129/US-75 interchanges More Info: 20260526-D3-32417.pdf