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Mountain Passes—Statewide
Map of Statewide Between Exit 114 (5 miles west of the Glenns Ferry area) and Exit 121 (near Glenns Ferry). The road is being reconstructed. Eastbound traffic. The right lane is closed. Westbound traffic. The left lane is closed. Width limit 14'0". Speed limit 65 MPH. Until August 21, 2021 at about 11:59PM MDT. Between Thompson Creek Road (3 miles south of the Clayton area) and US 93 (20 miles north of the Clayton area). Look out for large animals on the roadway. Prepare to stop. Between Exit 14: 15th Street and Fourth of July Pass (11 miles east of the Coeur d'Alene area). Bridge construction work is in progress. Look out for construction work. Width limit 14'0". Until July 9, 2021 at about 11:59PM PDT. Between Smith's Ferry Drive - High Valley Road and Round Valley Road (13 miles south of the Cascade area). Major road construction work is in progress. The roadway is reduced to one lane. There is a width limit in effect. Width limit 11'0". Truck speed limit 25 MPH. Until July 30, 2021 at about 11:59PM MDT. Between US 93 (Arco) and Argon National Engineering Lab Road (28 miles west of the Idaho Falls area). Look out for large animals on the roadway. Between US 20 and The Butte - Jefferson County Line (10 to 43 miles west of the Mud Lake area). Look out for large animals on the roadway. Between Lava Lake Road (16 miles north of the Carey area) and US 20 (Arco). Look out for large animals on the roadway. Between McGowan Creek Road (13 miles south of the Challis area) and McKim Creek Road (20 miles north of the Challis area). Look out for large animals on the roadway. Between US 20 and Eight Mile Canyon Road (39 to 43 miles west of the Mud Lake area). Look out for a herd of animals on the roadway. Between Old Highway 91 and 2000 South Road; Menan Butte Road (13 to 15 miles west of the Rexburg area). Be aware of the animal crossing area. Drive with extreme caution. Between Linden Avenue (Coeur d'Alene) and Exit 446: East Brunner Road; East Brunco Road (4 miles north of the Hayden area). Mobile maintenance operations. Roadway sweeping. Shoulder closed. Starting tomorrow at 4:00AM PDT until tomorrow at about 2:00PM PDT. Between US 20 (Arco) and Hammond Lane (near Challis). Look out for large animals on the roadway.
ID 36: Emigration Pass
US 95: Lewiston Hill
I-15: Malad
ID 29: Bannock Pass
US 20: Cat Creek
ID 28: Gilmore
US 93: Lost Trail Pass
ID 55: Horseshoe Bend Hill
ID 75: Galena
ID 31: Pine Creek Pass
ID 38: Holbrook
US 30: Border
US 93: Willow Creek
I-90: Lookout Pass
I-15: Monida Pass
ID 33: Teton Pass
ID 87: Reynolds Pass
US 30: Fish Creek
US 95: Midvale Hill
ID 21: Mores Creek
US 93: Nevada Line Pass
ID 21: Beaver Creek
ID 71: Brownlee
ID 21: Highland Valley
I-84: Sweetzer
US 20: Targee Pass
ID 21: Banner Creek
I-90: Fourth of July Pass
US 30: Georgetown
US 12: Lolo Pass
US 89: Geneva
US 95: White Bird Hill
Google Static Map Image
Mountain Pass Mountain Pass