Cone Zone

Subscribe to the Cone Zone newsletter to get weekly updates on road work in Sammamish!

Updated 10/9/2026

Tree Trimming

• When: October 12 – October 30, 2026, 9:30am-3:30pm
• Work Location: 228^th Avenue, North and South bound lanes from Issaquah Pine Lake Road to city limits on Sahalee Way.
• Traffic Impacts: Expect some delays as one lane will be closed as trimming occurs.

 Stormwater Pipe CCTV Inspection

• When: October 12 – October 16, 2026
• Work Location:
  • 210^th Place Southeast
  • 208^th Avenue
  • 210^th Avenue
  • 222^nd Place Northeast and Northeast 16^th Street
• Traffic Impacts: Traffic disruptions will be minimal, with only occasional single-lane closures expected. Appropriate signage and traffic control measures will be in place.
• The project will involve pipe inspections using CCTV technology, along with cleaning and vactoring services.

George Davis Creek Fish Passage Project

• When: October 10^th–31^st   Saturdays and Sundays, 7:00am-6:00pm. 
• Traffic Impacts: Limited impact to traffic.

• When: October 12 – October 16, 2026, Weekdays
• Work Location: East Lake Sammamish Parkway – south of Northeast 7^th Court and possibly East Lake Sammamish Shore Lane
• Traffic Impacts: Please note that the posted speed limit in this area is 20 MPH. Residents are advised to utilize the detour map if they want to avoid delays.
• See project website for updates. City of Sammamish_George Davis Creek Fish Passage Project

Detour Map