SH-46 construction in Idaho today

Every ITD work zone on SH-46 in Idaho today: lane closures, full closures, which direction and how long each lasts.

5 work zones · 2 full closures · updated every 15 minutes

Road closedSouthboundMajor Road construction on SH-46 Both Directions from Spring Creek Rd to US-20. All lanes closed. 10/30/2026 5:30 PM MT to 11/30/2026 5:31 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Activities: Consider Alternative Route.until Nov 30
Lanes open, work nearbyMajor Road construction on SH-46 Near US-26. 10/30/2026 5:22 PM MT to 11/30/2026 5:24 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all dayuntil Nov 30
Road closedNorthboundMajor Road construction on SH-46 Both Directions from Spring Creek Rd to US-20. All lanes closed. 10/30/2026 5:30 PM MT to 11/30/2026 5:31 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Activities: Consider Alternative Route.until Nov 30
Lanes open, work nearbyNorthboundBridge Work on SH-46 Both Directions from US-20 to US-20. 6/1/2026 7:00 AM MT to 12/11/2026 6:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 10ft Speed Restriction: 35mph Activities: Look Out for Flagger, Use Caution. Expect Delays: Under 15 minutesuntil Dec 11
Lanes open, work nearbySouthboundBridge Work on SH-46 Both Directions from US-20 to US-20. 6/1/2026 7:00 AM MT to 12/11/2026 6:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 10ft Speed Restriction: 35mph Activities: Look Out for Flagger, Use Caution. Expect Delays: Under 15 minutesuntil Dec 11

Other Idaho highways

From the Idaho Transportation Department's work zone feed (WZDx), as Orbit keeps it. Closures can change at short notice; follow the signs on the road. Some work zones come with few details from ITD.

Driving SH-46?Orbit warns you about work zones ahead on your side of the road, and goes quiet when drivers are getting through at speed.

See Orbit SI →