SR-397 closed due to dust

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  SR-397 closed due to dust“397 [6 mi from Tri-Cities]: SR-397 from milepost 0 to S. Nine Canyon Rd (milepost 7), south of Kennewick. The roadway is closed both directions due to poor visibility and dust over the roadway. There is no estimated time for reopening. Traffic is advised to use alternate routes.”
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  SR-397 closed both directions near Kennewick due to poor visibility from dust; no reopening time given.“397 [6 mi from Tri-Cities]: SR-397 from milepost 0 to S. Nine Canyon Rd (milepost 7), south of Kennewick. The roadway is closed both directions due to poor visibility and dust over the roadway. There is no estimated time for reopening. Traffic is advised to use alternate routes. Effective: Sep 29, 2026, 9:42 AM”
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  SR-397 from milepost 0 to S. Nine Canyon Rd is closed both directions due to poor visibility and dust over the roadway.“397 [6 mi from Tri-Cities]: SR-397 from milepost 0 to S. Nine Canyon Rd (milepost 7), south of Kennewick. The roadway is closed both directions due to poor visibility and dust over the roadway. There is no estimated time for reopening. Traffic is advised to use alternate routes.”
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  Drivers are advised to use alternate routes for SR-397.“397 [6 mi from Tri-Cities]: SR-397 from milepost 0 to S. Nine Canyon Rd (milepost 7), south of Kennewick. The roadway is closed both directions due to poor visibility and dust over the roadway. There is no estimated time for reopening. Traffic is advised to use alternate routes. Effective: Sep 29, 2026, 9:42 AM”
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  The closure is effective as of 9:42 AM on September 29, 2026.“Effective: Sep 29, 2026, 9:42 AM”

WSDOT highway construction and road closures within 50 miles of Tri-Cities — 9/29/2026:

397 [6 mi from Tri-Cities]: SR-397 from milepost 0 to S. Nine Canyon Rd (milepost 7), south of Kennewick. The roadway is closed both directions due to poor visibility and dust over the roadway. There is no estimated time for reopening. Traffic is advised to use alternate routes.
Effective: Sep 29, 2026, 9:42 AM

224 [13 mi from Tri-Cities]: SR 224 milepost 6 to 7 Ruppert Rd intersection, there will be alternating pilot car controlled traffic, with a 24/7 11-ft width restriction. The north side of Grosscup Avenue is closed with a detour available. A new round-a-bout is under construction.
Effective: Dec 9, 2025, 11:10 AM

240 [30 mi from Tri-Cities]: Both directions milepost 8 to 28, Richland. Monday through Friday from 6 a.m. to 6 p.m. daily there will be flagger or pilot vehicle controlled alternating traffic for chip seal work. Drivers should expect backups and delays through the work zone.
Effective: Aug 24, 2026, 5:33 PM

017 [40 mi from Tri-Cities]: Travelers on SR 17 from southeast of Othello (MP 27) to southeast of Moses Lake (mp 44), will encounter slowdowns and delays from Tuesday Sept. 29 at 7 p.m. to Wednesday Sept. 30 at 8 a.m. while crews install pavement markings throughout that stretch of road. Expect alternating, one-way, two-way traffic, automatic flaggers, reduced speed limits and temporary rumble strips.
Effective: Sep 24, 2026, 10:24 AM
Expected end: Sep 30, 2026, 8:20 AM