WSDOT announced several roadwork projects beginning or continuing in the Ellensburg area starting Aug. 3, 2026. The right lane of northbound State Route 522 will close from 8 p.m. Aug. 5 to 3 a.m. Aug. 6. SR 508 will have alternating traffic with flaggers starting at 5:58 a.m. Aug. 3. I-90 will close two lanes between Eighth Avenue South and the floating bridge from 8 p.m. Aug. 4 to 3 a.m. Aug. 5. SR 161 will close all lanes from 10 p.m. Aug. 7 to 5 a.m. Aug. 17 for culvert installation. Drivers should plan for delays, especially on I-90 and SR 161 where closures last multiple days. WSDOT advises travelers to expect up to 20 minutes of delay on US 101 between mileposts 1. 0 and 2. 5 during work hours.
Ellensburg roadwork updates for Aug. 3-7
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📄 Source: WSDOT — Highway Construction & Closures — https://wsdot.wa.gov/travel/road-construction
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- ⚠WSDOT announced several roadwork projects beginning or continuing in the Ellensburg area starting Aug. 3, 2026.No usable supporting receipt — unverified.
- ✓The right lane of northbound State Route 522 will close from 8 p.m. Aug. 5 to 3 a.m. Aug. 6.“522: From 8 p.m. Wednesday, Aug. 5 to 3 a.m. Thursday, Aug. 6, the right lane of northbound State Route 522 from State Route 202/132nd Avenue to the State Route 9 overpass (milepost 12-13) will close for maintenance.”
- ✓SR 508 will have alternating traffic with flaggers starting at 5:58 a.m. Aug. 3.“508: Maintenance on SR 508 both directions from milepost 18 near Cinebar Road to milepost 20 near Studhalter Road will be alternating traffic with flaggers. Use caution when approaching the area, beginning at 5:58 am on August 3, 2026 until further notice. Effective: Aug 3, 2026, 5:58 AM”
- ✗I-90 will close two lanes between Eighth Avenue South and the floating bridge from 8 p.m. Aug. 4 to 3 a.m. Aug. 5.“090: From 8 p.m. Tuesday, Aug. 4 to 3 a.m. Wednesday, Aug. 5, two lanes of Interstate 90 will close in both directions between Eighth Avenue South (milepost 2) and the floating bridge (milepost 4) for maintenance.”
- ✓SR 161 will close all lanes from 10 p.m. Aug. 7 to 5 a.m. Aug. 17 for culvert installation.“161: From 10 p.m. Friday, Aug. 7, to 5 a.m. Monday, Aug. 17, all lanes of SR 161 will close between 28th Avenue South and Military Road South for installation of two fish-passable culverts.”
- ✓Drivers should plan for delays, especially on I-90 and SR 161 where closures last multiple days.“101: Monday, Aug. 3 to Wednesday, Aug. 5: Travelers in both directions of US 101 between milepost 1.0 and Fort Columbia Tunnel (milepost 2.5) will take turns moving through one open lane at a time daily, from 8 a.m. to 4 p.m., for pavement repair work. Flaggers will direct travelers through the area. Plan ahead and expect delays of up to 20 minutes.”
- ✓WSDOT advises travelers to expect up to 20 minutes of delay on US 101 between mileposts 1. 0 and 2. 5 during work hours.“Monday, Aug. 3 to Wednesday, Aug. 5: Travelers in both directions of US 101 between milepost 1.0 and Fort Columbia Tunnel (milepost 2.5) will take turns moving through one open lane at a time daily, from 8 a.m. to 4 p.m., for pavement repair work. Flaggers will direct travelers through the area. Plan ahead and expect delays of up to 20 minutes.”
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