Idaho Transportation Department Logo Idaho Transportation Department   Highway Info
Highways with Mountain Passes
US 12 1 mountain pass
I-15 2 mountain passes
US 20 2 mountain passes
ID 21 4 mountain passes
ID 28 1 mountain pass
ID 29 1 mountain pass
US 30 3 mountain passes
ID 31 1 mountain pass
ID 33 1 mountain pass
ID 36 1 mountain pass
ID 38 1 mountain pass
ID 55 1 mountain pass
ID 71 1 mountain pass
ID 75 1 mountain pass
I-84 1 mountain pass
ID 87 1 mountain pass
US 89 1 mountain pass
I-90 2 mountain passes
US 93 3 mountain passes
US 95 3 mountain passes
Mountain Passes—Southeast Idaho
Map of Southeast Idaho Between Broadway Run Road and Elkhorn Road; River Ranch Road (near Sun Valley). Look out for long term road construction work. Bridge construction work is in progress. The roadway is reduced to two lanes. Expect delays. Look out for flaggers. Speed restrictions are in force. There is a width limit in effect. Drive with extreme caution. Speed limit 35 MPH. Width limit 14'0". Until September 15, 2017. Between US Route 26 Business in Ririe (1 mile west of the Ririe area) and Heise Road (2 miles east of the Ririe area). Be aware of the animal crossing area. Look out for a herd of animals on the roadway. Until tomorrow at about 5:00PM MST. Between Challis Avenue; 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 Little Elk Creek Road and Big Elk Creek Road (5 to 6 miles east of the Irwin area). There is danger of a rock fall. Between McKim Creek Road (25 miles north of the Challis area) and Rattlesnake Creek Road (18 miles south of the Salmon area). Bridge construction work is in progress. From 7:00AM MST to 6:00PM MST daily. Until March 31. Between Exit 71: Interstate 15 Business and Exit 67: US 30; Interstate 15 Business (Pocatello). The roadway is reduced to one lane. Road maintenance work is in progress. Bridge maintenance work is in progress. There is work on the shoulder. There is a width limit in effect. If weather permits. Width limit 14'0". From 11:00AM MST to 3:30PM MST on Monday and from 7:30AM MST to 3:30PM MST on Tuesday. Until tomorrow at about 3:30PM MST. Between Exit 194: ID 25; Ridgeway Road and I-84 (1 to 4 miles west of the Hazelton area). Look out for potholes. Drive with extreme caution. Between Exit 211: US 30; ID 24 and Exit 222: I-86 (5 to 6 miles east of the Heyburn area). Look out for long term road construction work due to bridge construction work. The roadway is reduced to two lanes. Speed restrictions are in force. There is a width limit in effect. Drive with extreme caution. Speed limit 65 MPH. Width limit 12'0". Until June 2, 2017. Between East 3100 South Road and I-84 (near Wendell). Bridge construction work is in progress. The roadway is reduced to one lane. Expect single line traffic alternating directions. Expect delays. Look out for temporary traffic lights. Speed restrictions are in force. There is a width limit in effect. Expect 5 - minute delays. Speed limit 35 MPH. Width limit 12'0". Until May 2. Between Avenue A and University Drive (near Boise). The road is closed to traffic due to bridge construction work. A detour is in operation. Until October 1. Between Slate Creek Road (11 miles south of the Clayton area) and Lynch Creek Road (7 miles north of the Stanley area). The roadway is partially covered with snow. Drive with extreme caution.
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