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Mountain Passes—Statewide
Map of Statewide Between Chocolate Gulch Road (4 miles north of the Ketchum area) and ID 21 (near Stanley). Be aware of narrow lanes. Drive with extreme caution. Between Exit 48: Airport Road (near Smelterville) and Exit 49: New Street/Kellogg (near Kellogg). The right shoulder is closed. Between Johnson Road and McKim Creek Road (19 miles north of the Challis area). There is danger of a rock fall. Drive with extreme caution. Between Thompson Creek Road (5 miles south of the Clayton area) and US 93 (20 miles north of the Clayton area). There is danger of a rock fall. Drive with extreme caution. Between Redfish Lake Road (near Stanley) and Squaw Creek Road (5 miles south of the Clayton area). Look out for large animals on the roadway. Between Redfish Lake Road (near Stanley) and Squaw Creek Road (5 miles south of the Clayton area). There is danger of a rock fall. Drive with extreme caution. Between Warm Springs Creek Airport Road and The Custer - Boise County Line (23 to 35 miles south of the Stanley area). The road is closed to traffic. There's been an avalanche. Between The Teton - Fremont County Line (8 miles north of the Tetonia area) and ID 47 (near Ashton). Be aware of the animal crossing area.
ID 36: Emigration Pass
ID 55: Horseshoe Bend Hill Summit
I-15: Malad Summit
ID 21: Mores Creek Summit
US 95: Midvale Hill Summit
I-84: Sweetzer Summit
ID 21: Banner Creek Summit
I-90: Lookout Pass
US 30: Georgetown Summit
I-15: Monida Pass
ID 31: Pine Creek Pass
I-90: Fourth of July Pass
ID 21: Beaver Creek Summit
US 20: Targee Pass
ID 71: Brownlee Summit
US 95: White Bird Hill Summit
US 12: Lolo Pass
ID 87: Reynolds Pass
US 30: Fish Creek Summit
US 20: Cat Creek Summit
ID 75: Galena Summit
US 30: Border Summit
ID 29: Bannock Pass
US 93: Willow Creek Summit
US 93: Lost Trail Pass
US 93: Nevada Line Pass
US 89: Geneva Summit
ID 38: Holbrook Summit
US 95: Lewiston Hill Summit
ID 33: Teton Pass
ID 28: Gilmore Summit
ID 21: Highland Valley Summit
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Mountain Pass Mountain Pass