. . . . . "US" . . "30" . . . . "U.S. Highway 30 (US 30) is a major east\u2013west U.S. Highway which spans 330 miles (530 km) across the state of Iowa. It is the longest primary highway in the state and is maintained by the Iowa Department of Transportation (Iowa DOT). The route in Iowa begins at the Missouri River crossing at Blair, Nebraska, and ends at the Mississippi River crossing at Clinton."@en . . . . "West" . . "East" . . . . . . . . "531512.0"^^ . . . . . . .