Infrastructure

SR-124, SR-730, SR-21 closures end soon

Friday, September 18, 2026

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SR-124 between Bolles Road and Coppei Ave in Waitsburg will reopen at 10 p.m. on September 18 after closing since August 23 for environmental remediation work.

SR-730 between U. S. 12 and the Oregon state line will return to normal traffic patterns at 6 p.m. on September 18, ending alternating traffic controlled by flaggers and pilot vehicles. This work began June 7.

SR-21 between mileposts 4 and 7 near Kahlotus will remain closed until 5 p.m. on September 25, with detours signed for drivers. The closure started September 14.

📄 Source: WSDOT — Highway Construction & Closures — https://wsdot.wa.gov/travel/road-construction

Source receipts6 of 7 claims supported · 86%

Legacy automated check: the original source text was not preserved. These earlier verdicts have not passed the current publication checks and may contain errors. Source: original document ↗

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SR-124 between Bolles Road and Coppei Ave in Waitsburg will reopen at 10 p.m. on September 18“Until September 18 both directions SR-124 from Bolles Road (milepost 41) to Coppei Ave (milepost 45) in Waitsburg will be closed for environmental remediation work. Follow posted detour routes. City roads will remain open to local traffic. Effective: Aug 23, 2026, 11:48 PM Expected end: Sep 18, 2026, 10:00 PM”
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SR-124 between Bolles Road and Coppei Ave in Waitsburg closed since August 23 for environmental remediation work“Until September 18 both directions SR-124 from Bolles Road (milepost 41) to Coppei Ave (milepost 45) in Waitsburg will be closed for environmental remediation work. Follow posted detour routes. City roads will remain open to local traffic.”
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SR-730 between U. S. 12 and the Oregon state line will return to normal traffic patterns at 6 p.m. on September 18“730 [31 mi from Walla Walla]: SR 730 between the Jct. of US 12 and the Oregon State Line milepost 0 to 6: Monday through Friday from 5 a.m. to 6 p.m. until further notice, there will be flagger and pilot vehicle controlled alternating traffic for roadwork. Effective: Jun 7, 2026, 9:48 PM Expected end: Sep 18, 2026, 6:00 PM”
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SR-730 between U. S. 12 and the Oregon state line will end alternating traffic controlled by flaggers and pilot vehiclesNo usable supporting receipt — unverified.
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SR-730 between U. S. 12 and the Oregon state line work began June 7“730 [31 mi from Walla Walla]: SR 730 between the Jct. of US 12 and the Oregon State Line milepost 0 to 6: Monday through Friday from 5 a.m. to 6 p.m. until further notice, there will be flagger and pilot vehicle controlled alternating traffic for roadwork. Effective: Jun 7, 2026, 9:48 PM Expected end: Sep 18, 2026, 6:00 PM”
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SR-21 between mileposts 4 and 7 near Kahlotus will remain closed until 5 p.m. on September 25“021 [44 mi from Walla Walla]: Closure for road work, on SR 21 both directions between MP 4 and MP 7, about four miles North of Kahlotus and SR 260, beginning at 10:18 am on September 14, 2026 until about September 25, 2026. Follow signed detour in place. Expect delays.”
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SR-21 between mileposts 4 and 7 near Kahlotus closure started September 14“021 [44 mi from Walla Walla]: Closure for road work, on SR 21 both directions between MP 4 and MP 7, about four miles North of Kahlotus and SR 260, beginning at 10:18 am on September 14, 2026 until about September 25, 2026. Follow signed detour in place. Expect delays.”