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US 20: Idaho Falls to Montana
US 20 in both directions: Road construction, roadway reduced to one lane, construction traffic merging, speed restrictions in force, width limit in effect, delays.
Between The Menan-Lorenzo Highway (3 miles east of the Rigby area) and ID 33 (Rexburg). Road construction work is in progress. The roadway is reduced to one lane. Construction traffic may be merging. Speed restrictions are in force. There is a width limit in effect. Expect delays. Speed limit 55 MPH . Width limit 14'0". Expect 5 - minute delays.. Until October 31.

Web Comment: Traffic is being routed to the northbound ramps via crossovers. Follow all construction signs, and use caution through the work zone. Direct perpendicular accesses have been closed for construction of the Thornton Interchange. For access to Thornton businesses use Exit 332, and follow the detour. Commercial drivers transporting permitted loads wider than 14 feet need to contact Resident Engineer Wade Allen (208-745-5680), or Staff Engineer Bryan Young (208-745-5682), 24 hours in advance, for special authorization to pass through the construction zone.
Last updated on July 14
US 20: Road construction, paving operations, look out for flaggers, traffic is being held. Expect delays, width limit in effect, speed restrictions in force.
Between 2775 North Road (4 miles west of the Island Park area) and Sawtelle Road (Island Park). Road construction work is in progress. The road is being repaved. Look out for flaggers. Traffic is being held. Expect delays. There is a width limit in effect. Speed restrictions are in force. Width limit 14'0". From 7:00AM MDT to 8:00PM MDT on Mondays, Tuesdays, Wednesdays and Thursdays. Until September 15.

Web Comment: Expect up to 90 min delays.
Last updated on July 13
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Restrictions on US 20: Idaho Falls to Montana
Map of Reports on US 20 Between ID 48 (near Rigby) and The South Branch Harrison Canal Bridge (1 mile west of the Rigby area). Bridge maintenance work is in progress. The right lane is closed. Until today at about 5:00PM MDT. Between The South Branch Harrison Canal Bridge (1 mile west of the Rigby area) and ID 48 (near Rigby). Bridge maintenance work is in progress. The right lane is closed. Until today at about 5:00PM MDT. Between The Menan-Lorenzo Highway (3 miles east of the Rigby area) and ID 33 (Rexburg). Road construction work is in progress. The roadway is reduced to one lane. Construction traffic may be merging. Speed restrictions are in force. There is a width limit in effect. Expect delays. Speed limit 55 MPH. Width limit 14'0". Expect 5 - minute delays. Until October 31. Between 2775 North Road (4 miles west of the Island Park area) and Sawtelle Road (Island Park). Road construction work is in progress. The road is being repaved. Look out for flaggers. Traffic is being held. Expect delays. There is a width limit in effect. Speed restrictions are in force. Width limit 14'0". From 7:00AM MDT to 8:00PM MDT on Mondays, Tuesdays, Wednesdays and Thursdays. Until September 15.
US 20 in both directions: Road construction, roadway reduced to one lane, construction traffic merging, speed restrictions in force, width limit in effect, delays.
US 20: Road construction, paving operations, look out for flaggers, traffic is being held. Expect delays, width limit in effect, speed restrictions in force.
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