Idaho Transportation Department Logo Idaho Transportation Department   Highway Info
US 20
US 20 westbound: Left lane closed.
Between 12th Street and Ninth Street (Boise). The left lane is closed. Until November 24.
US 20 in both directions: Road construction, lane closed, observe signals, width limit in effect, speed restrictions in force.
Between 2200 North Road and US 93 (near Arco). Road construction work is in progress. A lane is closed. Observe the signals. There is a width limit in effect. Speed restrictions are in force. Expect 5 - minute delays. Width limit 13'0". Until Monday, at about 7:00PM MDT.
US 20: Large animals on roadway, rock fall danger.
Between 1425 North Road and Wood Road (7 miles east of the Ashton area). Look out for large animals on the roadway. There is danger of a rock fall.
Switch to Winter Driving Conditions
Switch to Truck Restrictions
Reports on US 20
Map of Reports on US 20 Between 1425 North Road and Wood Road (7 miles east of the Ashton area). Look out for large animals on the roadway. There is danger of a rock fall.
US 20 westbound: Left lane closed.
US 20 in both directions: Road construction, lane closed, observe signals, width limit in effect, speed restrictions in force.
US 20: Large animals on roadway, rock fall danger.
Google Static Map Image
Closure Closure Restriction Restriction Crash Crash Warning Warning Info Info