Cone Zone

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Updated 3/13/2026

King County Wastewater Treatment Division Survey Work

🕤March 17-20, 2026: 7:00am – 3:30pm

📍 Work Location: East Lake Sammamish Parkway NE continuing from the 3900 block and heading south approximately 1200’.

🚦Traffic Impacts: None. Surveyors will be staged on shoulders of E. Lake Sammamish Pkwy NE

👷‍♂️ True North will be surveying and marking utilities and dropping back to the north end for a few pickups out of the traffic.