Idaho Transportation Department Logo Idaho Transportation Department   Highway Info
Mountain Passes—Southeast Idaho
Map of Southeast Idaho Between I-84 and East Grand Forest Drive and Technology Way (Boise). Road construction work is in progress. The roadway is reduced to one lane. Look out for flaggers. Speed restrictions are in force. Speed limit 25 MPH. Until October 1. Between Exit 22: Colton Lane and Exit 31: ID 40; Downey Road (8 to 11 miles north of the Malad City area). The roadway is reduced to one lane. The right lane is closed. Road maintenance work is in progress. If weather permits. From 7:00AM MST to 3:30PM MST on weekdays. Until Friday, at about 3:30PM MST. Between Bradbury Flat Road (near Challis) and McKim Creek Road (20 miles north of the Challis area). Look out for a surface water hazard. There is danger of a rock fall. Between Exit 54: US 20; Broadway Avenue and Exit 60: The Isaacs Canyon Interchange (near Boise). Road construction work is in progress. Bridge construction work is in progress. The roadway is reduced to one lane. Speed restrictions are in force. Speed limit 55 MPH. Until October 1. Between Exit 52: Orchard Street and Exit 57: Gowen Road (near Boise). Road construction work is in progress. Bridge construction work is in progress. The roadway is reduced to one lane. Speed restrictions are in force. Speed limit 55 MPH. From 8:00PM MST to 5:00AM MST daily. Until December 1. Between Redfish Lake Road (Stanley) and Squaw Creek Road (5 miles south of the Clayton area). There is danger of a rock fall. Look out for large animals on the roadway. Between Antelope Flat Road (1 mile west of the Swan Valley area) and The Wyoming State Line (16 miles east of the Irwin area). There is danger of a rock fall. Between Poplar Road (5 miles east of the Ririe area) and The Wyoming State Line (16 miles east of the Irwin area). Look out for large animals on the roadway. Drive with extreme caution. Between Sunset Street (Arco) and Spur Canyon Road (21 miles south of the Challis area). Watch for deer on the roadway. Look out for large animals on the roadway. Drive with extreme caution. Between Exit 135: ID 48 (near Roberts) and ID 33 (4 miles south of the Hamer area). Look out for large animals on the roadway. Drive with extreme caution. Between South 1900 East Road and East 3400 South Road (near Wendell). Road construction work is in progress. Bridge construction work is in progress. The roadway is reduced to one lane. Expect single line traffic alternating directions. Expect delays. Look out for flaggers. Look out for temporary traffic lights. Speed restrictions are in force. There is a width limit in effect. Expect 15 - minute delays. Speed limit 35 MPH. Width limit 12'0". From 7:00AM MST to 6:00PM MST on weekdays. Until June 5. Between The Inkom Port of Entry (1 mile south of the Pocatello area) and Exit 69: Clark Street (Pocatello). The roadway is reduced to one lane. Blasting is in progress. Road construction work is in progress. Consider using an alternate route. A pilot car is in operation. Expect delays. There is a width limit in effect. Expect 5 - minute delays. Width limit 16'0". From 7:00AM MST to 7:00PM MST on weekdays. Until December 15.
US 93: Willow Creek Summit
ID 75: Galena Summit
ID 21: Highland Valley Summit
US 89: Geneva Summit
ID 21: Beaver Creek Summit
US 93: Nevada Line Pass
ID 38: Holbrook Summit
ID 29: Bannock Pass
US 30: Border Summit
I-15: Monida Pass
US 30: Fish Creek Summit
US 20: Cat Creek Summit
ID 36: Emigration Pass
I-15: Malad Summit
ID 21: Banner Creek Summit
ID 21: Mores Creek Summit
I-84: Sweetzer Summit
ID 28: Gilmore Summit
ID 33: Teton Pass
US 20: Targee Pass
ID 31: Pine Creek Pass
ID 87: Reynolds Pass
US 30: Georgetown Summit
Google Static Map Image
Mountain Pass Mountain Pass