Cone Zone 7/11/25: Sammamish Traffic Updates
Release Date: July 11, 2025
Solid Waste Drop-off Locations
Due to the ongoing work stoppage, Republic Services is providing free drop-off opportunities for Sammamish residents to dispose of their garbage, compost, and recycle. More information about the locations can be found linked here.
Please plan for slower traffic and delays on 244th Ave SE on Wednesday, July 16 and minor delays on 228th Ave SE on Thursday, July 17 and Friday, July 18.
Klahanie Park Tree Removal
Hazardous trees will be removed along the trail south of SE 32nd St. There will be intermediate traffic delays while trees are being lowered. Expect traffic delays the week of 7/14 – 7/25 along the following location:
SE 32nd St from 244th Ave SE to Beaver Lake Middle School
The project is expected to occur from July 9 - July 25, 8am – 3pm
Sahalee Lane Closure
There will be a single lane closure with flaggers alternating traffic on July 14-16 between 9:30 AM and 3:30 PM. Motorists may expect minor delays over these hours. The work allows geotechnical exploration and installation of a slope inclinometer north of the Sahalee Greens gate and south of NE 36th Street.
Louis Thompson Tightline Project
1-Way detour on Louis Thompson Road will be extended through July 25, 2025 for soldier pile retaining wall installation. This extension allows the project to advance wall construction in coordination with overhead utilities on the power poles. Extending this ongoing detour will reduce the impact on motorists and residents and eliminate the need for temporary road closures.
PSE Work
Paving will occur at the following locations:
NE 37th Way and NE 38th St at 208th Ave NE
NE 16th St and 211th Way NE
This work will start July 14th and end July 23rd. Lakeside industries will be doing the work and will also be notifying residents. Utility iron will be lowered in the road first followed by grinding and then paving. Traffic control will be present for traffic and pedestrians.
2025 2025 ADA Barrier Removals
The following sites may experience the right travel lane temporarily closed during working hours (7am-5pm) from July 10th through August 22nd. Traffic control will be provided.
Site A: Replacement of damaged sidewalk panels at 16 locations
228th Avenue SE/NE, between SE 4th Street and NE 8th Street (both sides of street)
Site B: Replacement of pedestrian curb ramps at the two intersections
SE Klahanie Blvd, at the 256th Avenue SE & SE 39th Way intersections
2025 Pavement Overlays
Lakeside Industries will be grinding the existing asphalt, placing new asphalt, and adjusting utilities in the roadway at West/East Beaver Lake Drive SE, from SE 24th Street to SE 22nd Place. The work will occur from June 30-July31, from about 7am to 4pm.
The right travel lane will be temporarily closed throughout most working hours. Flaggers will be alternating the traffic during lane closures.
Stormwater Pipe Inspection
Crews will inspect and clean stormwater pipes at the following locations:
-Issaquah Fall City Rd by Endeavour Elementary School
-Issaquah Pine Lake Road and 238th Way SE
-Klahanie Blvd & 242nd Ave SE
-Issaquah Pine Lake Road and SE 35th CT
-Issaquah Pine Lake Road and 228th St, SE 32nd St and 247th Ave SE
Work will be done July 17-July 18. Traffic disruptions will be minimal, with only occasional single-lane closures expected. Appropriate signage and traffic control measures will be in place to ensure the safety of both workers and the public.
Ziply Fiber Restoration Work
The Ziply permits are currently suspended by the City of Sammamish. Ziply is still allowed to perform restoration work associated with previous construction activities. Restoration activities include soft surface replacement, asphalt patching, and sidewalk replacement.