Infrastructure

SR 21 Closure for Road Work Near Kahlotus

Sunday, September 20, 2026

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State Route 21 will be closed for road work on both directions between milepost 4 and milepost 7, about four miles north of Kahlotus and SR 260. The closure begins at 10:18 a.m. on September 14, 2026, and is expected to end at 5:00 p.m. on September 25, 2026.

Drivers should expect delays and follow the signed detour in place. The Washington State Department of Transportation (WSDOT) issued the notice for the construction project, which is part of ongoing maintenance on the highway.

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

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SR 21 Closure for Road Work Near Kahlotus“021 [44 mi from Tri-Cities]: 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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Work begins on SR 21 between MP 4 and MP 7, north of Kahlotus, starting Sept. 14 until Sept. 25.“021 [44 mi from Tri-Cities]: 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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State Route 21 will be closed for road work on both directions between milepost 4 and milepost 7, about four miles north of Kahlotus and SR 260. The closure begins at 10:18 a.m. on September 14, 2026, and is expected to end at 5:00 p.m. on September 25, 2026.“021 [44 mi from Tri-Cities]: 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. Effective: Sep 14, 2026, 10:18 AM Expected end: Sep 25, 2026, 5:00 PM”
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Drivers should expect delays and follow the signed detour in place. The Washington State Department of Transportation (WSDOT) issued the notice for the construction project, which is part of ongoing maintenance on the highway.“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.”

Source text saved for this check (2026-09-20T12:50:39.433Z)

WSDOT highway construction and road closures within 50 miles of Tri-Cities — 9/20/2026:

021 [44 mi from Tri-Cities]: 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.
Effective: Sep 14, 2026, 10:18 AM
Expected end: Sep 25, 2026, 5:00 PM