Idaho Transportation Department Logo Idaho Transportation Department   Highway Info
Mountain Passes—Southeast Idaho
Map of Southeast Idaho Between US 26; State Highway 26 (near Swan Valley) and First West Street (Victor). A lane is closed intermittently because of road maintenance activities. Look out for flaggers. From 7:30AM MDT to 4:30PM MDT on weekdays. Until April 25. Between Exit 1 (22 miles west of the American Falls area) and I-15 (Pocatello). Road maintenance work is in progress. Until April 25. Between Prairie Creek Road (16 miles north of the Ketchum area) and Squaw Creek Road (4 miles south of the Clayton area). There is danger of a rock fall. Between Prairie Creek Road (16 miles north of the Ketchum area) and Squaw Creek Road (4 miles south of the Clayton area). There is danger of a rock fall. Between ID 33 (4 miles south of the Hamer area) and The Montana State Line (11 miles north of the Spencer area). Bridge maintenance work is in progress. There is work on the shoulder. Until April 23. Between 3800 North Road and Hansen Bridge (1 mile east of the Hansen area). Look out for construction work. There is work on the shoulder. The roadway is reduced to two lanes. Look out for flaggers. Speed restrictions are in force. Speed limit 45 MPH. From 7:00AM MDT to 6:00PM MDT on weekdays. Until May 9. 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. There is work on the shoulder. People are working in the median. The roadway is reduced to one lane. Speed restrictions are in force. Speed limit 55 MPH. Until October 1, 2015. 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. There is work on the shoulder. People are working in the median. Speed restrictions are in force. Speed limit 55 MPH. Width limit 14'0". From 8:00PM MDT to 5:00AM MDT daily. Until December 1, 2015. Between Cleveland Road (17 miles west of Grace) and Rich Road (1 mile east of the Grace area). The roadway is reduced to one lane. Road construction work is in progress. Bridge construction work is in progress. Expect delays. Look out for flaggers. Consider using an alternate route. There is a width limit in effect. Observe the signals. Truck restrictions are in force. Expect 900 - minute delays. Width limit 11'0". From 7:00AM MDT to 5:00PM MDT on weekdays. Until August 13. Between Exit 310: Lewisville Highway; US Route 20 Business (near Idaho Falls) and Ellis Road (near Rigby). Road maintenance work is in progress. Look out for mobile maintenance operations. The left lane is closed. Until tomorrow at about 5:00PM MDT. Between Antelope Flat Road (2 miles west of the Swan Valley area) and Indian Creek Road (12 miles east of the Irwin area). Look out for mobile maintenance operations. For the next two weeks. Between Ford Street and Malm Gulch Road (3 miles north of the Clayton area). There is work on the shoulder. Until Friday, at about 6:00PM MDT. 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. Look out for moose on the roadway. Between I-84; I-84B (near Bliss) and 1850 South Road (3 miles west of the Gooding area). Road construction work is in progress. The road is being repaved. The roadway is reduced to one lane. Expect single line traffic alternating directions. Look out for loose gravel on the roadway. Expect delays. Look out for flaggers. A pilot car is in operation. Speed restrictions are in force. There is a width limit in effect. Expect 900 - minute delays. Speed limit 45 MPH. Width limit 10'0". From 7:00AM MDT to 7:00PM MDT on weekdays and Saturdays. Until April 30. Between Lincoln Boulevard and Ebor Reactor Road (12 to 13 miles west of the Mud Lake area). Road maintenance work is in progress. There is work on the shoulder. Look out for trucks entering the roadway. From 8:00AM MDT to 5:00PM MDT on weekdays. Until April 30. Between State Fish Hatchery Road and Bell Rapids Road (3 to 4 miles east of the Hagerman area). Bridge maintenance work is in progress. The road is being repaved. 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. Consider using an alternate route. Expect 300 - minute delays. Speed limit 35 MPH. Width limit 11'0". Until June 1. 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 108: River Road (7 miles south of the Idaho Falls area) and ID 33 (near Roberts). Road maintenance work is in progress. There are alternating lane closures. From 7:00AM MDT to 5:30PM MDT on Mondays, Tuesdays, Wednesdays and Thursdays. Until April 24. Between Goosebery Creek Road (14 miles south of the Challis area) and McKim Creek Road (19 miles north of the Challis area). Road maintenance work is in progress. Until tomorrow at about 5:30PM MDT. Between ID 27 and Exit 216: ID 25; ID 77 (near Heyburn). Look out for construction work. Bridge maintenance work is in progress. The roadway is reduced to one lane. There is a width limit in effect. Speed restrictions are in force. Drive with extreme caution. Width limit 13'0". Speed limit 45 MPH. Until July 1. Between 3200 North Road (near Moore) and Spruce Avenue (Mackay). Road maintenance work is in progress. Look out for flaggers because a lane is closed. Expect 600 - minute delays. Until April 30. Between Robinson Bar Road (14 miles north of the Stanley area) and Slate Creek Road (15 miles south of the Clayton area). The road is closed. The road is closed intermittently. Major road construction work is in progress. The roadway is reduced to one lane. Expect delays. Look out for temporary traffic lights. Look out for flaggers. There is a width limit in effect. Expect 900 - minute delays. Width limit 12'0". From 12:00AM MDT to 11:00PM MDT on weekdays. Until October 31. Between The Boise Port of Entry and Exit 71: Mayfield Road (8 to 10 miles east of the Boise area). Road maintenance work is in progress. People are working in the median. The roadway is reduced to one lane. Speed restrictions are in force. Speed limit 65 MPH. From 6:30AM MDT to 6:30PM MDT on weekdays. Until May 30. Between Exit 190: Humphrey Road and Monida Pass (9 to 10 miles north of the Spencer area). A lane is closed. The road is being repaved. Look out for flaggers. Between Main Street and Mores Creek Summit (7 miles north of the Idaho City area). Look out for a slow moving maintenance vehicle. From 7:30AM MDT to 5:00PM MDT on Tuesday, Wednesday and Thursday. Until tomorrow at about 5:00PM MDT. Between 3020 North Road (3 miles west of the Island Park area) and 4250 North Road (near Island Park). Look out for mobile maintenance operations. Look out for flaggers. Until tomorrow at about 5:30PM MDT.
US 89: Geneva Summit
ID 21: Banner Creek Summit
ID 29: Bannock Pass
ID 75: Galena Summit
US 30: Border Summit
ID 33: Teton Pass
I-15: Malad Summit
US 93: Willow Creek Summit
US 30: Fish Creek Summit
I-84: Sweetzer Summit
ID 21: Beaver Creek Summit
ID 21: Highland Valley Summit
ID 87: Reynolds Pass
ID 38: Holbrook Summit
US 93: Nevada Line Pass
US 30: Georgetown Summit
ID 36: Emigration Pass
US 20: Cat Creek Summit
ID 28: Gilmore Summit
US 20: Targee Pass
ID 31: Pine Creek Pass
ID 21: Mores Creek Summit
I-15: Monida Pass
Google Static Map Image
Mountain Pass Mountain Pass