Pass Conditions

ID winter travel

Idaho mountain pass reports and road conditions

Live coverage

Idaho 511 road-condition segments, mountain-pass locations and commercial restrictions, polled every 10 minutes.

Idaho 511 may pause pass reporting outside winter operations. A 'No report' reading is shown as unknown, never as an all-clear.

Last successful poll: Sep 14, 2026, 9:00 PM UTC · Last attempt: Sep 14, 2026, 9:00 PM UTC · healthy

Open the official ID road report

Current records

Bridge construction on I-15-BL Both Directions from Commercial St to Willow Ln. All lanes closed. 9/14/2026 7:00 AM MT to 1/8/2027 7:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft Length Restriction: 50ftI-15-BL · Bridge construction on I-15-BL Both Directions from Commercial St to Willow Ln. All lanes closed. 9/14/2026 7:00 AM MT to 1/8/2027 7:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft Length Restriction: 50ft · Long term bridge construction between Commercial Street and Willow Lane on the I-15 Business Loop. From September 14th to January 8th, the roadway will be closed to through traffic with a detour route using Holstein Street, Washington Avenue, and Main Street. Follow detour signs and posted speed limits. The width restriction is 12 feet and the length restriction is 50 feet for the detour route. · Width restriction: 12 feet wide · Length restriction: 50 feet longRoad closed7 min agoBridge construction on I-15 Both Directions from MM (88) to MM (92). 5/11/2026 6:00 AM to 11/3/2026 4:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Speed Restriction: 65mph Activities: Mandatory Speed Limit in Force, Use Caution.I-15 · Bridge construction on I-15 Both Directions from MM (88) to MM (92). 5/11/2026 6:00 AM to 11/3/2026 4:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Speed Restriction: 65mph Activities: Mandatory Speed Limit in Force, Use Caution. · Bridge Repair · Speed restriction: 65 mphRestrictions in force7 min agoBridge construction on I-90 Eastbound from MM (20) to MM (21). 9/8/2026 8:00 AM PT to 11/6/2026 8:00 AM PT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 14ftI-90 · Bridge construction on I-90 Eastbound from MM (20) to MM (21). 9/8/2026 8:00 AM PT to 11/6/2026 8:00 AM PT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 14ft · The eastbound traffic will be reduced to one lane before it is crossed over into the westbound lanes in a head-to-head configuration. For issues call Patrick (HDR) at 20-625-1727 or Traffic Corp (24HR number) 208-661-9191 · Width restriction: 14 feet wideRestrictions in force7 min agoBridge construction on SH-11 Both Directions At SH-11 Quartz Creek Bridge. Lanes Alternating. 5/28/2026 6:00 AM PT to 10/15/2026 6:00 PM PT Mon, Tue, Wed, Thu, Fri, Sat: Active all day, Sun: Paused all day Width Restriction: 11ft 6in Activities: Look Out for Flagger, Reduced to Single Lane, Alternating Direction of Travel.SH-11 · Bridge construction on SH-11 Both Directions At SH-11 Quartz Creek Bridge. Lanes Alternating. 5/28/2026 6:00 AM PT to 10/15/2026 6:00 PM PT Mon, Tue, Wed, Thu, Fri, Sat: Active all day, Sun: Paused all day Width Restriction: 11ft 6in Activities: Look Out for Flagger, Reduced to Single Lane, Alternating Direction of Travel. · Bridge Repairs at MP 32.6 · Width restriction: 11.5 feet wideRestrictions in force7 min agoBridge construction on SH-11 Both Directions at SH-11 Quartz Creek Bridge . Lanes Alternating. 5/28/2026 7:00 AM to 10/15/2026 7:00 PM Mon, Tue, Wed, Thu, Fri, Sat: Active all day, Sun: Paused all day Width Restriction: 14ft Activities: Look Out for Flagger, Reduced to Single Lane, Alternating Direction of Travel.SH-11 · Bridge construction on SH-11 Both Directions at SH-11 Quartz Creek Bridge . Lanes Alternating. 5/28/2026 7:00 AM to 10/15/2026 7:00 PM Mon, Tue, Wed, Thu, Fri, Sat: Active all day, Sun: Paused all day Width Restriction: 14ft Activities: Look Out for Flagger, Reduced to Single Lane, Alternating Direction of Travel. · Bridge Repairs on SH-11 MP 31.71. · Width restriction: 14 feet wideRestrictions in force7 min agoBridge construction on SH-21 Both Directions near South Fork Payette River. Lanes Alternating. 4/29/2025 7:00 AM to 6/30/2027 8:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: 7:00 AM - 8:00 PM Width Restriction: 13ft Weight Restriction: 80000lbs Speed Restriction: 25mph Activities: expect delays, reduced to single lane, alternating direction of travel. Expect Delays: Under 15 minutesSH-21 · Bridge construction on SH-21 Both Directions near South Fork Payette River. Lanes Alternating. 4/29/2025 7:00 AM to 6/30/2027 8:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: 7:00 AM - 8:00 PM Width Restriction: 13ft Weight Restriction: 80000lbs Speed Restriction: 25mph Activities: expect delays, reduced to single lane, alternating direction of travel. Expect Delays: Under 15 minutes · Work will consist of bridge removal and replacement on SH-21 over the south fork of the Payette River in Lowman, ID. Work will continue through the summer of 2027 and will be reduced to one lane with temporary traffic signals during a majority of the time. Intermittent Flagging operations may take place occasionally as work requires. Work will pause Dec-April each year, with one lane closed to traffic through the winter of 2025-2026. A temporary traffic signal will be in operation during this time. CONTACTS: Contractor; Knife River; Jordan Warner, 208-914-0289. ITD Contacts: PM; Greer Gardner, 208-617-0726 Inspector; Josh Roper 208-860-6307 · Width restriction: 13 feet wide · Weight restriction: 80000 lb · Speed restriction: 25 mphRestrictions in force7 min agoBridge construction on US-95 near Little Salmon River. Lane Alternating. 3/9/2026 6:00 AM to 11/2/2026 7:00 PM Mon, Tue, Wed, Thu, Fri: 7:00 AM - 7:00 PM, Sat, Sun: Paused all day Width Restriction: 11ft Speed Restriction: 45mph Activities: Reduced to Single Lane, Alternating Direction of Travel. Expect Delays: Under 15 minutesUS-95 · Bridge construction on US-95 near Little Salmon River. Lane Alternating. 3/9/2026 6:00 AM to 11/2/2026 7:00 PM Mon, Tue, Wed, Thu, Fri: 7:00 AM - 7:00 PM, Sat, Sun: Paused all day Width Restriction: 11ft Speed Restriction: 45mph Activities: Reduced to Single Lane, Alternating Direction of Travel. Expect Delays: Under 15 minutes · Work scheduled Monday - Friday from 7:00AM to 7:00PM MDT. Alternating Lanes with Traffic Lights For oversize load coordination contact Stephanie Wood 986-213-3188, Jaqueline Walker 509-868-6182 Braydon Jenkins 208-301-8059 · Width restriction: 11 feet wide · Speed restriction: 45 mphRestrictions in force7 min agoBridge demolition work on US-95 Both Directions Near MM (283). All Lanes Affected. 9/9/2026 6:00 AM PT to 9/24/2026 6:00 PM PT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 16ft Speed Restriction: 35mph Activities: Look Out for Flagger. Expect Delays: Under 15 minutesUS-95 · Bridge demolition work on US-95 Both Directions Near MM (283). All Lanes Affected. 9/9/2026 6:00 AM PT to 9/24/2026 6:00 PM PT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 16ft Speed Restriction: 35mph Activities: Look Out for Flagger. Expect Delays: Under 15 minutes · One 16' lane is open during construction. Oversize load coordination contact James Jessop (208) 409-8130 or Wayne Jessop (208) 627-2530. Total closure of US-95 at MP 283 from 9PM-5AM on 9/14, 9/15/, 9/16. Road open 5am-9pm for duration of bridge removal. Detour in place via Reubens Gifford Rd . · Width restriction: 16 feet wide · Speed restriction: 35 mphRestrictions in force7 min agoBridge maintenance on SH-21 At Mores Creek Br. MM 17. 9/11/2026 7:00 AM MT to 5/28/2027 5:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 10ft Activities: Expect Delays, Reduced to Single Lane, Alternating Direction of Travel, Use Caution.SH-21 · Bridge maintenance on SH-21 At Mores Creek Br. MM 17. 9/11/2026 7:00 AM MT to 5/28/2027 5:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 10ft Activities: Expect Delays, Reduced to Single Lane, Alternating Direction of Travel, Use Caution. · Temporary traffic signals will control alternating one-way traffic through the work zone at the Mores Creek Canyon Bridge 24/7. Concrete barriers will remain in place for the duration of the project restricting traffic to one lane only. · Width restriction: 10 feet wideRestrictions in force7 min agoBridge maintenance on US-95 Both Directions from Main St to Homedale Rd. 8/3/2026 7:00 AM MT to 9/15/2026 7:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft Activities: Expect Delays, Reduced to Single Lane, Alternating Direction of Travel.US-95 · Bridge maintenance on US-95 Both Directions from Main St to Homedale Rd. 8/3/2026 7:00 AM MT to 9/15/2026 7:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft Activities: Expect Delays, Reduced to Single Lane, Alternating Direction of Travel. · There will be a single 12 foot lane open on the bridge with alternating traffic. Temporary traffic signals will be installed at each end of the bridge. The bridge will retain this traffic pattern during the duration of this repair project, regardless of working hours. Repairs to the Snake River bridge including waterproofing on curb/parapet, concrete surface repair, joint replacement, partial deck removal, crack sealing, and bolt maintenance. · Width restriction: 12 feet wideRestrictions in force7 min agoBrush control on I-90 Eastbound from E Sherman Ave to Mullan Trail Road. 1 Right lane closed. 9/15/2026 6:00 AM PT to 9/24/2026 2:00 PM PT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 14ft Speed Restriction: 55mphI-90 · Brush control on I-90 Eastbound from E Sherman Ave to Mullan Trail Road. 1 Right lane closed. 9/15/2026 6:00 AM PT to 9/24/2026 2:00 PM PT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 14ft Speed Restriction: 55mph · THROUGH TRAFFIC KEEP TO THE LEFT. ITD CREWS ARE REMOVONG BRUS/HAZARD TREES IN THE AREA. · Width restriction: 14 feet wide · Speed restriction: 55 mphRestrictions in force7 min agoHeight restriction on I-15 Northbound from Snake River to W 450 N. Height Restriction: 15ft 4inI-15 · Height restriction on I-15 Northbound from Snake River to W 450 N. Height Restriction: 15ft 4in · Height restriction at Porterville Road overhead structure. · Height restriction: 15.33 feet highRestrictions in force7 min agoLength limit on SH-21 from Idaho City to Lowman. Length Restriction: 65ftSH-21 · Length limit on SH-21 from Idaho City to Lowman. Length Restriction: 65ft · Permanent length limit in effect, 48 feet or less semitrailers may not exceed the 65.00 feet overall length limit due to narrow roadway. . Permitted vehicle combinations hauling non-reducible loads are not subject to the 65 ft overall length restriction. · Length restriction: 65 feet longRestrictions in force7 min agoLong term road construction on I-15 Both Directions from Inkom to Portneuf River. 3/2/2026 7:00 PM to 10/31/2026 7:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ftI-15 · Long term road construction on I-15 Both Directions from Inkom to Portneuf River. 3/2/2026 7:00 PM to 10/31/2026 7:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft · Long term roadwork and bridge work on I-15 Northbound near Inkom. Northbound traffic is crossed over to I-15 Southbound. One lane of traffic is open in each direction. Width restriction of 12 feet in both directions. Speed limit is 65 MPH. · Width restriction: 12 feet wideRestrictions in force7 min agoLong term road construction on I-15 from MM (77) to MM (80). 12/3/2024 7:13 AM to 6/1/2027 6:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 25ft Speed Restriction: 65mph Activities: Mandatory Speed Limit in Force, Use Caution.I-15 · Long term road construction on I-15 from MM (77) to MM (80). 12/3/2024 7:13 AM to 6/1/2027 6:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 25ft Speed Restriction: 65mph Activities: Mandatory Speed Limit in Force, Use Caution. · Variable speeds between 65 and 70, watch variable speed message board. Daytime work from 7 am to 5 pm Monday through Friday. Construction vehicles entering and exiting the workzone. Variable speeds between 65 and 70, watch variable speed message board. · Width restriction: 25 feet wide · Speed restriction: 65 mphRestrictions in force7 min agoLong term road construction on SH-16 Both Directions from Boise River to W Floating Feather Rd. All Shoulders Affected. 8/4/2025 9:00 PM to 7/19/2027 5:00 AM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 11ft Speed Restriction: 45mph Activities: Look Out for Flagger, Use Caution.SH-16 · Long term road construction on SH-16 Both Directions from Boise River to W Floating Feather Rd. All Shoulders Affected. 8/4/2025 9:00 PM to 7/19/2027 5:00 AM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 11ft Speed Restriction: 45mph Activities: Look Out for Flagger, Use Caution. · (9:00 PM to 5:00 AM 6/1/26 to 6/2/26) Traffic reduced to single lane on SH-16 with flagger between the SH-44 and Floating Feather intersections overnight (9:00 PM to 5:00 AM). NB & SB lanes are both reduced to One Lane. Vehicle Restrictions on both NB and SB lanes 11 FT widths. Road widening on SH-16 and SH-44 to accommodate interchange construction · Width restriction: 11 feet wide · Speed restriction: 45 mphRestrictions in force7 min agoLong term road construction on SH-16 Both Directions from W Deep Canyon Dr to W Chaparral Rd. Shoulder Lane Shift. 3/16/2026 10:00 PM to 12/31/2026 10:00 PM Mon, Tue, Wed, Thu, Fri: 7:00 AM - 10:00 PM, Sat, Sun: Paused all day Speed Restriction: 55mph Activities: Mandatory Speed Limit in Force, Use Caution.SH-16 · Long term road construction on SH-16 Both Directions from W Deep Canyon Dr to W Chaparral Rd. Shoulder Lane Shift. 3/16/2026 10:00 PM to 12/31/2026 10:00 PM Mon, Tue, Wed, Thu, Fri: 7:00 AM - 10:00 PM, Sat, Sun: Paused all day Speed Restriction: 55mph Activities: Mandatory Speed Limit in Force, Use Caution. · Traffic impacts include: shoulder closures and one full closure on SH-16 Dates TBD. Building an overpass above SH-16 and adding a connection to the west side of the highway at Aerie Way (also called Valnova Drive). Traffic Control- Specialty Construction Ori Haffen, (208) 840-0749 Contractor- CPC Brent Lotridge · Speed restriction: 55 mphRestrictions in force7 min agoLong term road construction on SH-16 Northbound from US-20 Westbound to SH-16. Ramp Affected. 3/17/2026 2:53 PM to 11/20/2026 12:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft Activities: Look out for flagger.SH-16 · Long term road construction on SH-16 Northbound from US-20 Westbound to SH-16. Ramp Affected. 3/17/2026 2:53 PM to 11/20/2026 12:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft Activities: Look out for flagger. · Width restriction: 12 feet wideRestrictions in force7 min agoLong term road construction on SH-16 Southbound from SH-16 to US-20. Ramp Affected. 3/17/2026 2:59 PM to 11/20/2026 2:59 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft Activities: Look out for flagger.SH-16 · Long term road construction on SH-16 Southbound from SH-16 to US-20. Ramp Affected. 3/17/2026 2:59 PM to 11/20/2026 2:59 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft Activities: Look out for flagger. · Width restriction: 12 feet wideRestrictions in force7 min agoLong term road construction on SH-55 Both Directions from Farmway Rd to N Middleton Rd. 12/16/2024 12:16 PM to 8/31/2027 11:00 PM Mon, Tue, Wed, Thu, Fri: 7:00 AM - 5:00 PM, Sat, Sun: Paused all day Width Restriction: 11ft Activities: Consider Alternative Route.SH-55 · Long term road construction on SH-55 Both Directions from Farmway Rd to N Middleton Rd. 12/16/2024 12:16 PM to 8/31/2027 11:00 PM Mon, Tue, Wed, Thu, Fri: 7:00 AM - 5:00 PM, Sat, Sun: Paused all day Width Restriction: 11ft Activities: Consider Alternative Route. · On 8/19/2026, traffic on SH-55 will be shifted to the south between Lake Ave (appx. MP 13.9) and Middleton Road (appx MP 15.35) to construct the north half of the highway between these areas. Traffic on SH-55 is shifted at the intersection of SH-55 and S Florida Ave. One through lane and one left turn lane on SH-55 remains. The left turn lanes from S Florida onto SH-55 are closed both northbound and southbound on Florida Ave. Access to SH-55 from Florida is right turn only. Slow down and use caution in the work zone. PLEASE CONSIDER USING AN ALTERNATE ROUTE. Roadway widening of existing SH-55 between Farmway Rd and Middleton Rd. · Width restriction: 11 feet wideRestrictions in force7 min agoLong term road construction on W Chinden Blvd Both Directions at N McDermott Rd. 3/7/2025 12:00 AM to 11/20/2026 12:00 PM Mon, Sat, Sun: Paused all day, Tue: 10:00 PM - 12:00 AM, Wed, Thu: 12:00 AM - 6:00 AM, 10:00 PM - 12:00 AM, Fri: 12:00 AM - 6:00 AM Width Restriction: 12ft Speed Restriction: 45mph Activities: Look Out for Flagger.W Chinden Blvd · Long term road construction on W Chinden Blvd Both Directions at N McDermott Rd. 3/7/2025 12:00 AM to 11/20/2026 12:00 PM Mon, Sat, Sun: Paused all day, Tue: 10:00 PM - 12:00 AM, Wed, Thu: 12:00 AM - 6:00 AM, 10:00 PM - 12:00 AM, Fri: 12:00 AM - 6:00 AM Width Restriction: 12ft Speed Restriction: 45mph Activities: Look Out for Flagger. · From 10PM on Tuesday, 8/25/26 to 6AM on Friday, 8/28/26, Night Work only on the US20/26 and SH-16 intersections will require flagging to facilitate bridge construction. SH-16 and US-20/26 expansion. · Width restriction: 12 feet wide · Speed restriction: 45 mphRestrictions in force7 min agoLong term road construction on W State St from Moyle to N Palmer Ln. All Shoulders Affected. 8/4/2025 5:13 PM to 6/21/2027 9:00 PM Mon, Tue, Wed, Thu, Fri: Active all day, Sat, Sun: Paused all day Width Restriction: 11ft Speed Restriction: 45mph Activities: Look Out for Flagger, Use Caution.W State St · Long term road construction on W State St from Moyle to N Palmer Ln. All Shoulders Affected. 8/4/2025 5:13 PM to 6/21/2027 9:00 PM Mon, Tue, Wed, Thu, Fri: Active all day, Sat, Sun: Paused all day Width Restriction: 11ft Speed Restriction: 45mph Activities: Look Out for Flagger, Use Caution. · Shoulder closures in effect day and night. Vehicle Restrictions on both EB and WB lanes 11 FT widths. Road widening on SH-16 and SH-44 to accommodate interchange construction 45 MPH speed reduction on SH-44 between Moyle and Palmer for the duration of the project. Utility relocation. · Width restriction: 11 feet wide · Speed restriction: 45 mphRestrictions in force7 min agoMajor Bridge construction on I-90 Eastbound from MM (39) to MM (41). 1 Left lane closed. 3/2/2026 7:00 AM to 11/2/2026 6:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft 6in Speed Restriction: 45mph Activities: Mandatory Speed Limit in Force.I-90 · Major Bridge construction on I-90 Eastbound from MM (39) to MM (41). 1 Left lane closed. 3/2/2026 7:00 AM to 11/2/2026 6:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft 6in Speed Restriction: 45mph Activities: Mandatory Speed Limit in Force. · Crossover in effect for bridge construction · Width restriction: 12.5 feet wide · Speed restriction: 45 mphRestrictions in force7 min agoMajor Bridge construction on I-90 Westbound from MM (39) to MM (41). 1 Right lane closed. 3/2/2026 7:00 AM to 11/2/2026 6:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft 6in Length Restriction: 110ft Speed Restriction: 45mph Activities: Mandatory Speed Limit in Force.I-90 · Major Bridge construction on I-90 Westbound from MM (39) to MM (41). 1 Right lane closed. 3/2/2026 7:00 AM to 11/2/2026 6:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft 6in Length Restriction: 110ft Speed Restriction: 45mph Activities: Mandatory Speed Limit in Force. · Crossover in effect for bridge construction. · Width restriction: 12.5 feet wide · Length restriction: 110 feet long · Speed restriction: 45 mphRestrictions in force7 min agoMajor Length limit on SH-71 Both Directions from MM (13) to MM (1). Length Restriction: 65ftSH-71 · Major Length limit on SH-71 Both Directions from MM (13) to MM (1). Length Restriction: 65ft · Permanent length limit in effect, 48 feet or less semitrailers may not exceed the 65.00 feet overall length limit due to narrow roadway. Permitted vehicle combinations hauling non-reducible loads are not subject to the 65 ft. overall length restriction. · Length restriction: 65 feet longRestrictions in force7 min agoMajor Length restriction on SH-97 Both Directions from MM (61) to MM (96). Length Restriction: 65ftSH-97 · Major Length restriction on SH-97 Both Directions from MM (61) to MM (96). Length Restriction: 65ft · Length restriction: 65 feet longRestrictions in force7 min agoMajor Long term road construction on I-84 Both Directions from Centennial IC to Franklin IC. All Lanes Affected. 11/3/2023 2:45 PM to 5/27/2027 6:00 PM Mon, Tue, Wed, Thu, Fri: 12:00 AM - 6:00 AM, 10:00 PM - 12:00 AM, Sat, Sun: Paused all day Width Restriction: 24ft Speed Restriction: 55mph Activities: Look Out for Flagger, Use Caution.I-84 · Major Long term road construction on I-84 Both Directions from Centennial IC to Franklin IC. All Lanes Affected. 11/3/2023 2:45 PM to 5/27/2027 6:00 PM Mon, Tue, Wed, Thu, Fri: 12:00 AM - 6:00 AM, 10:00 PM - 12:00 AM, Sat, Sun: Paused all day Width Restriction: 24ft Speed Restriction: 55mph Activities: Look Out for Flagger, Use Caution. · Night work: 10:00 PM - 6:00 AM. Wide loads use caution as shoulder widths are reduced to one foot (1') in some areas. I-84 EB and WB are each 24’ wide at their narrowest (barrier to barrier). For additional information, go to: https://itd.idaho.gov/project/i-84-centennial-way-to-franklin-road/ · Width restriction: 24 feet wide · Speed restriction: 55 mphRestrictions in force7 min agoMajor No through traffic on E Iona Rd Both Directions from US-26 to US-26. Activities: Warning.E Iona Rd · Major No through traffic on E Iona Rd Both Directions from US-26 to US-26. Activities: Warning. · No left turns allowed from Iona Rd onto US-26. No through traffic allowed across US-26.Restrictions in force7 min agoMajor Road construction on I-84 Both Directions Near MM (210). 2/28/2024 6:00 AM MT to 12/23/2026 7:00 PM MT Mon, Tue, Wed, Thu, Fri: 7:00 AM - 7:00 PM, Sat, Sun: Paused all day Width Restriction: 16ft 0in Speed Restriction: 65mph Activities: Use Caution, Warning.I-84 · Major Road construction on I-84 Both Directions Near MM (210). 2/28/2024 6:00 AM MT to 12/23/2026 7:00 PM MT Mon, Tue, Wed, Thu, Fri: 7:00 AM - 7:00 PM, Sat, Sun: Paused all day Width Restriction: 16ft 0in Speed Restriction: 65mph Activities: Use Caution, Warning. · Periodic night time lane closures (6PM-7AM) on I-84 EB & WB will lead to 16 foot width restrictions from 9/9/26-9/12/26 AWP- Rich Ata, 385-260-5545, Sundt- Aaron Vigilante, 208-869-3626, Rob Ramsey, 208-421-0891 · Width restriction: 16 feet wide · Speed restriction: 65 mphRestrictions in force7 min agoMajor Road construction on I-84 Westbound from MM (168) to MM (165). All Lanes Intermittent. 10/27/2024 7:00 PM to 11/16/2026 7:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 22ft Speed Restriction: 65mph Activities: Use Caution.I-84 · Major Road construction on I-84 Westbound from MM (168) to MM (165). All Lanes Intermittent. 10/27/2024 7:00 PM to 11/16/2026 7:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 22ft Speed Restriction: 65mph Activities: Use Caution. · **Oversized loads use caution, two 11 foot lanes** Major road construction on I-84 Eastbound and Westbound from MP 168 to MP 165. Variable speed limits. Intermittent day & night lane closures with reduced speeds and changing traffic patterns. Roadwork Ahead- Tanner Clouse, 541-630-3196, Tyler Manship- CPC, 801-410-5666, Zane Reed, 208-850-2619, ITD-Horrocks Engineers- Sam Purser, 208-242-7021 · Width restriction: 22 feet wide · Speed restriction: 65 mphRestrictions in force7 min agoMajor Road construction on I-84 Westbound from MM (173) to MM (168). All Lanes Intermittent. 7/27/2023 7:00 AM to 11/20/2026 7:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Speed Restriction: 70mph Activities: Use Caution.I-84 · Major Road construction on I-84 Westbound from MM (173) to MM (168). All Lanes Intermittent. 7/27/2023 7:00 AM to 11/20/2026 7:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Speed Restriction: 70mph Activities: Use Caution. · Major road construction on I-84 Eastbound and Westbound from MP 168 to MP 173. Variable speed limits. Intermittent day & night lane closures with reduced speeds and changing traffic patterns. Roadwork Ahead- Tanner Clouse, 541-630-3196, Tyler Manship- CPC, 801-410-566, Zane Reed, 208-850-2619, ITD-Horrocks Engineers- Sam Purser, 208-242-7021 · Speed restriction: 70 mphRestrictions in force7 min agoMajor Road construction on SH-3 Both Directions from Emerald Creek to MM (52). 4/29/2026 7:30 AM to 11/13/2026 6:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft Speed Restriction: 35mph Activities: Expect Delays. Expect Delays: Under 15 minutesSH-3 · Major Road construction on SH-3 Both Directions from Emerald Creek to MM (52). 4/29/2026 7:30 AM to 11/13/2026 6:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft Speed Restriction: 35mph Activities: Expect Delays. Expect Delays: Under 15 minutes · There are two separate work zones being constructed at once. Each construction zone has a 24/7 pilot car. Please be patient and wait for the pilot car. · Width restriction: 12 feet wide · Speed restriction: 35 mphRestrictions in force7 min agoMajor Road construction on SH-75 from Elkhorn Rd to River St. 2/11/2026 9:00 AM to 10/30/2026 7:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 11ft Speed Restriction: 25mph Activities: Consider Alternative Route, Expect Delays, Look Out for Flagger, Use Caution. Expect Delays: IntermittentSH-75 · Major Road construction on SH-75 from Elkhorn Rd to River St. 2/11/2026 9:00 AM to 10/30/2026 7:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 11ft Speed Restriction: 25mph Activities: Consider Alternative Route, Expect Delays, Look Out for Flagger, Use Caution. Expect Delays: Intermittent · Reduced to one lane NB & SB. Current work is utilities and bridge work at Trail Creek Bridge. Sidewalk closure on West side of Trail Creek Bridge, Traffic Control available to help direct pedestrian traffic. Detour in place for SB traffic at River St to Serenade. Changing traffic patterns. Reader board in use Desert Mountain Traffic-Sandy Nyrehn 208-965-4782. ITD- Tom Logan 208-316-0591 · Width restriction: 11 feet wide · Speed restriction: 25 mphRestrictions in force7 min agoMajor Road construction on US-30 Both Directions from Portneuf River to MM (365). 1 Right lane closed. 9/15/2026 7:00 AM MT to 9/26/2026 5:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 14ftUS-30 · Major Road construction on US-30 Both Directions from Portneuf River to MM (365). 1 Right lane closed. 9/15/2026 7:00 AM MT to 9/26/2026 5:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 14ft · Road with closing lanes occurring. Traffic will be merge into one lane in each direction and shift over to one side of the road. Width restriction of 14ft · Width restriction: 14 feet wideRestrictions in force7 min agoMinor Flagging operation on SH-97 Both Directions Near E Ogara Rd. 10/22/2026 7:00 AM PT to 10/22/2026 12:00 PM PT Thu: Active all day Width Restriction: 10ft 0in Speed Restriction: 15mph Additional Restrictions: No Oversized LoadsSH-97 · Minor Flagging operation on SH-97 Both Directions Near E Ogara Rd. 10/22/2026 7:00 AM PT to 10/22/2026 12:00 PM PT Thu: Active all day Width Restriction: 10ft 0in Speed Restriction: 15mph Additional Restrictions: No Oversized Loads · Width restriction: 10 feet wide · Speed restriction: 15 mphRestrictions in force7 min agoMinor Height limit on SH-53 near W Prairie Ave. Height Restriction: 17ftSH-53 · Minor Height limit on SH-53 near W Prairie Ave. Height Restriction: 17ft · Temporary traffic signal installed until aprox Fall of 2026. Height limit is 17'. · Height restriction: 17 feet highRestrictions in force7 min agoMinor Road maintenance on US-30 Both Directions from US-30 to W 200 S. Lane Alternating. 8/18/2026 7:00 AM to 9/17/2026 4:00 PM Mon, Tue, Wed, Thu: 7:00 AM - 4:00 PM, Fri, Sat, Sun: Paused all day Width Restriction: 14ft Activities: Consider Alternative Route, Expect Delays, Look Out for Flagger, Reduced to Single Lane, Alternating Direction of Travel, Use Caution. Expect Delays: Under 15 minutesUS-30 · Minor Road maintenance on US-30 Both Directions from US-30 to W 200 S. Lane Alternating. 8/18/2026 7:00 AM to 9/17/2026 4:00 PM Mon, Tue, Wed, Thu: 7:00 AM - 4:00 PM, Fri, Sat, Sun: Paused all day Width Restriction: 14ft Activities: Consider Alternative Route, Expect Delays, Look Out for Flagger, Reduced to Single Lane, Alternating Direction of Travel, Use Caution. Expect Delays: Under 15 minutes · Crack sealing roadway. ITD- Kevin Legault- 208-921-7682. · Width restriction: 14 feet wideRestrictions in force7 min agoMinor Single lane traffic: alternating directions on US-93 Northbound from Poison Creek Rd to Poison Creek Rd. 8/31/2026 6:00 PM MT to 11/29/2026 5:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Speed Restriction: 45mphUS-93 · Minor Single lane traffic: alternating directions on US-93 Northbound from Poison Creek Rd to Poison Creek Rd. 8/31/2026 6:00 PM MT to 11/29/2026 5:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Speed Restriction: 45mph · Construction Inspector · Speed restriction: 45 mphRestrictions in force7 min agoMinor Work on the shoulder on Harriman East Parking Both Directions Near US-20. 9/14/2026 10:09 AM MT to 9/24/2026 5:00 PM MT Mon, Tue, Wed, Thu: 8:00 AM - 5:00 PM, Fri, Sat, Sun: Paused all day Width Restriction: 12ft Additional Restrictions: No Oversized LoadsHarriman East Parking · Minor Work on the shoulder on Harriman East Parking Both Directions Near US-20. 9/14/2026 10:09 AM MT to 9/24/2026 5:00 PM MT Mon, Tue, Wed, Thu: 8:00 AM - 5:00 PM, Fri, Sat, Sun: Paused all day Width Restriction: 12ft Additional Restrictions: No Oversized Loads · Width restriction: 12 feet wideRestrictions in force7 min agoNew road construction layout on SH-54 Both Directions from SH-41 to N Greystone Rd. 9/20/2024 6:00 AM to 10/30/2026 6:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 10ft Speed Restriction: 45mph Activities: Look Out for Flagger. Expect Delays: Under 15 minutesSH-54 · New road construction layout on SH-54 Both Directions from SH-41 to N Greystone Rd. 9/20/2024 6:00 AM to 10/30/2026 6:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 10ft Speed Restriction: 45mph Activities: Look Out for Flagger. Expect Delays: Under 15 minutes · From SH-41 to 6.7 miles east, traffic is on shifted lanes and a 45 mph speed limit is in force on a section. · Width restriction: 10 feet wide · Speed restriction: 45 mphRestrictions in force7 min ago

Showing the 40 highest-consequence distinct records out of 250. Use the official report for the full statewide list.

Idaho chain-law reference

Idaho designates chain-up requirements on specific commercial routes and passes; passenger guidance is published by ITD.

Read the cited law or official guidance.

Save a bounded Idaho trip window

Updates for the matched road reports on this page, in every reported direction.

Choose up to 14 inclusive calendar days. Season alerts end on April 30. Every request requires email confirmation.

Alert window

2026-09-14 through 2026-09-16, inclusive, Pacific time. Season option ends 2027-04-30.

Confirm the email to activate alerts. When confirmed in time, we prepare one briefing on the day before your start, changes after a 20-minute stability check, and a final-day closeout. Updates continue until the end of your final calendar day. Manage individual requests or unsubscribe from all alerts using the links in any alert email. No newsletters or unrelated marketing.

Alerts are advisory. No email does not mean conditions are unchanged or safe. Check official road reports before departure.

Passes and winter segments