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Mountain Passes—Southwest Idaho
Map of Southwest Idaho Between 450 West Road (3 miles west of the Burley area) and Park Avenue (Burley). Road construction work is in progress. The road is being repaved. Look out for flaggers. Reduce your speed. There is a width limit in effect. Speed limit 35 MPH. Width limit 10'0". From 8:00AM MDT to 6:00PM MDT on weekdays. Until October 31, 2020 at about 6:00PM MDT. Between Exit 29: US 20; Franklin Road and Exit 38: I-84B; Garrity Blvd (near Nampa). Road construction work is in progress. The roadway is reduced to one lane. Speed restrictions are in force. There is a width limit in effect. Speed limit 55 MPH. From 9:00PM MDT to 5:00AM MDT daily. Until January 28, 2021 at about 6:00AM 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 150: Hamer Road (2 miles north of the Hamer area) and Exit 167: ID 22 (5 miles south of the Dubois area). Road construction work is in progress. Width limit 16'0". Until August 28, 2020 at about 11:59PM MDT. 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 Old Highway 93 (7 miles north of the Shoshone area) and Old Highway 93 (17 miles south of the Bellevue area). Road construction work is in progress. Bridge construction work is in progress. The road is being repaved. A seal coat treatment has been applied. Look out for loose gravel on the roadway. The roadway is reduced to one lane. Look out for flaggers. A pilot car is in operation. Expect delays. Speed restrictions are in force. There is a width limit in effect. Expect 10 - minute delays. Speed limit 35 MPH. Width limit 14'0". From 7:00AM MDT to 5:00PM MDT on weekdays. Until September 2, 2020 at about 5:00PM MDT. 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 Exit 89: US 91; Interstate 15 Business and Exit 93: US 26 (near Blackfoot). There is work on the shoulder. Speed restrictions are in force. Speed limit 65 MPH. Between I-15 and 3100 East Road (1 mile east of the Roberts area). Road construction work is in progress. The road is being repaved. Look out for flaggers. A pilot car is in operation. Width limit 14'0". Until July 10, 2020 at about 5:00PM MDT. Between Robinson Bar Road (15 miles north of the Stanley area) and Slate Creek Road (15 miles south of the Clayton area). Road construction work is in progress. There is a width limit in effect. The roadway is reduced to one lane. There are alternating lane closures. Expect delays. Avalanche control work is in progress. Look out for flaggers. Width limit 14'0". Expect 15 - minute delays. Until August 30, 2020 at about 5:30PM MDT. 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 Fourth West Street (near Declo) and US 30 (Burley). Road construction work is in progress. The road is being repaved. There is work on the shoulder. The roadway is reduced to one lane. Look out for flaggers. A pilot car is in operation. Consider using an alternate route. Speed restrictions are in force. There is a width limit in effect. Speed limit 35 MPH. Width limit 12'0". Until July 9, 2020 at about 5:30PM MDT. Between ID 78 and Sunnyslope Road (near Marsing). Road construction work is in progress. The roadway is reduced to one lane. Observe the signals. Look out for flaggers. Expect delays. There is a width limit in effect. Expect 10 - minute delays. Width limit 14'0". Until September 18, 2020 at about 7:00PM MDT. Between Exit 165: ID 25 and Exit 173: US 93 (4 miles east of the Jerome area). Road construction work is in progress. There is work on the shoulder. People are working in the median. The road is being repaved. Observe the signs. The roadway is reduced to one lane. The left lane is closed. Consider using an alternate route. Speed restrictions are in force. There is a width limit in effect. Speed limit 70 MPH. Width limit 12'0". Until July 15, 2020 at about 5:30PM MDT. Between Spurwing Way (1 mile west of the Eagle area) and Jerico Road (Eagle). Road construction work is in progress. There is work on the shoulder. Look out for flaggers. Until October 30, 2020 at about 11:59PM MDT. Between 700 South Road and Overland Road (4 miles south of the Burley area). Road construction work is in progress. There is work on the shoulder. Look out for flaggers. The roadway is reduced to two lanes. Consider using an alternate route. Speed restrictions are in force. There is a width limit in effect. Speed limit 45 MPH. Width limit 12'0". Until July 15, 2020 at about 5:30PM MDT. Between Lee Creek Road and Hayden Creek Lane (9 to 13 miles north of the Leadore area). Road maintenance work is in progress. There is work on the shoulder. There are alternating lane closures. Look out for flaggers. Width limit 16'0". Until today at about 5:30PM MDT. Between Exit 112: I-84B and Exit 125: 18th East Street (5 miles west of the Glenns Ferry area). Road construction work is in progress. The roadway is reduced to one lane. There is a width limit in effect. Speed restrictions are in force. Speed limit 70 MPH. Width limit 14'0". Until October 30, 2020 at about 11:59PM MDT. Between Eastbound Blacks Creek Rest Area and The Boise Port of Entry (2 to 6 miles east of the Boise area). Bridge construction work is in progress. A lane is closed intermittently. Speed restrictions are in force. Speed limit 70 MPH. Until September 20, 2020 at about 11:59PM MDT. Between 300 South Road and 100 South Road (5 to 6 miles north of the Twin Falls area). There is work on the shoulder. From 6:00AM MDT to 9:00PM MDT on weekdays. Until August 28, 2020 at about 9:00PM MDT. Between The Utah State Line (12 miles south of the Malad City area) and Exit 31: ID 40; Downey Road (8 miles south of the Arimo area). Look out for roadside mowing. From 7:00AM MDT to 5:00PM MDT on Monday, Tuesday, Wednesday and Thursday. Until July 10, 2020 at about 5:00PM MDT. 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 ID 16 and North Linder Road (1 to 3 miles west of the Eagle area). Road construction work is in progress. There is work on the shoulder. There is a width limit in effect. Speed restrictions are in force. Width limit 12'0". Speed limit 45 MPH. Until November 30, 2020 at about 11:59PM MDT. Between Jerico Road (near Eagle) and ID 55 (Boise). Road construction work is in progress. There is work on the shoulder. There is a width limit in effect. Width limit 11'0". Until November 18, 2020 at about 8:00PM MDT. 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 Exit 216: ID 25; ID 77 and Exit 228 (10 to 12 miles east of the Heyburn area). Road construction work is in progress. The road is being repaved. The roadway is reduced to two lanes. Follow the signs. Speed restrictions are in force. There is a width limit in effect. Speed limit 70 MPH. Width limit 12'0". Until November 30, 2020 at about 8:00PM MDT. Between Exit 1: I-84 and Eastbound Coldwater Rest Area (22 to 37 miles west of the American Falls area). Road construction work is in progress. The road is being repaved. The roadway is reduced to two lanes. Follow the signs. Speed restrictions are in force. There is a width limit in effect. Speed limit 70 MPH. Width limit 12'0". Until November 30, 2020 at about 8:00PM MDT. Between South Mill Road and Sunset Drive (Emmett). Road construction work is in progress. The road is being repaved. The roadway is reduced to one lane. There is a width limit in effect. A detour is in operation. Width limit 10'0". From 7:00AM MDT to 7:00PM MDT and from 10:00PM MDT to 6:00AM MDT daily. Until July 8, 2020 at about 7:00PM MDT. Between 300 South Road and 100 South Road (5 to 6 miles north of the Twin Falls area). Road construction work is in progress. Bridge construction work is in progress. There is work on the shoulder. Look out for temporary traffic lights. Look out for flaggers. The roadway is reduced to one lane. Expect delays. Speed restrictions are in force. There is a width limit in effect. Speed limit 35 MPH. Width limit 12'0". Expect 10 - minute delays. Until July 20, 2020 at about 7:00PM MDT. Between ID 55; Eagle Road (Eagle) and US 20; Glenwood Street (Garden City). Look out for rush hour traffic. Between US 20 (Arco) and Hammond Lane (near Challis). Look out for large animals on the roadway. Between Eleventh Avenue North Extension (5 miles east of the Caldwell area) and North Fox Run Avenue (near Eagle). Look out for rush hour traffic. Between I-84 and US 20 (Boise). Look out for rush hour traffic. Between Prairie Creek Road and King Creek Road (16 to 17 miles north of the Ketchum area). Road construction work is in progress. Bridge construction work is in progress. The roadway is reduced to one lane. Look out for temporary traffic lights. Speed restrictions are in force. There is a width limit in effect. Speed limit 35 MPH. Width limit 11'0". Until October 31, 2020 at about 9:00PM MDT. Between Cloverdale Road - Joplin Road and I-184 (Boise). Look out for rush hour traffic. Between I-84 (Meridian) and US 20 (Boise). Look out for rush hour traffic. Between Exit 28: 10th Street (Caldwell) and Exit 35: Northside Boulevard (Nampa). Look out for rush hour traffic. Between Exit 36 (Nampa) and Exit 44: ID 69 (near Meridian). Look out for rush hour traffic. Between Exit 309: Science Drive (Idaho Falls) and Burton Road (1 mile west of the Rexburg area). Bridge construction work is in progress. A lane is closed intermittently. Until September 26, 2020 at about 7:00PM MDT.
ID 21: Banner Creek
ID 28: Gilmore
ID 21: Highland Valley
ID 38: Holbrook
US 93: Nevada Line Pass
ID 75: Galena
I-15: Monida Pass
ID 21: Mores Creek
ID 21: Beaver Creek
ID 71: Brownlee
US 95: Midvale Hill
ID 55: Horseshoe Bend Hill
I-15: Malad
US 20: Cat Creek
I-84: Sweetzer
US 93: Willow Creek
Google Static Map Image
Mountain Pass Mountain Pass