Headline: Major traffic congestion near WA-181 / Valley Hwy / Exit 1 (I-405) and WA-169 / S 4th St / Exit 4 (I-405) Severity: Major Type: JAM Location: WA-181 / Valley Hwy / Exit 1 (I-405) and WA-169 / S 4th St / Exit 4 (I-405) From: WA-181/Valley Hwy/Exit 1 (I-405) To: WA-169/S 4th St/Exit 4 (I-405) Coordinates: 47.46941, -122.20688 Started: 2026-06-20T16:58:53.000Z Ended: 2026-06-20T17:25:15.000Z Last reported: 2026-06-20T17:09:26.975Z Description: Stopped traffic. Accident Source: CrashStory.com Canonical: https://crashstory.com/incidents/TTI-63446f93-5945-4644-9294-b25589e8bfb2-TTL12551121368008000--major-wa-181-valley-hwy-exit-1-i405-169-s-4th-st-4-traffic-congestion/ JSON: https://crashstory-api-production.up.railway.app/api/incidents/TTI-63446f93-5945-4644-9294-b25589e8bfb2-TTL12551121368008000