The Cone Zone

Share on Facebook Share on Twitter Share on Linkedin Email this link


Know before you go. Make sure there aren't any unexpected delays in your drive by checking the weekly News Feed below for scheduled work project in Sammamish.

Please Note: Schedules may change due to weather and/or equipment availability.


Know before you go. Make sure there aren't any unexpected delays in your drive by checking the weekly News Feed below for scheduled work project in Sammamish.

Please Note: Schedules may change due to weather and/or equipment availability.

  • Road Projects for the Week of November 27 - December 3

    Share on Facebook Share on Twitter Share on Linkedin Email this link

    Upcoming Fall Construction-related Traffic Impacts

    Lane closure on 228th Ave SE between SE 4th Street and Issaquah-Pine Lake Rd: Southbound curb lane to be closed 9:30 a.m. – 3:00 p.m. between November and December 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District’s new school, Cedar Trails Elementary, on Issaquah-Pine Lake Rd and SE 44th Street.

    Lane closure on Issaquah-Pine Lake Rd between 228th Ave SE and Issaquah-Fall City Rd. and SE 44th Street: Southbound lane closure from 9:30 a.m. – 3:00 p.m. between November and December 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District's new elementary school on Issaquah-Pine Lake Rd at SE 43rd Street.


    Striping Maintenance Work

    The striping maintenance work that was scheduled last Saturday November 20th was postponed due to unfavorable weather conditions. The City of Sammamish will perform the road striping maintenance work on West Beaver Lake Drive SE and East Beaver Lake Drive SE when weather conditions improve. This type of maintenance work require dry road pavement. Fresh paint will be laid on top of the existing fog lines and center lines. The limit of work is shown in the map below.




    East Lake Sammamish Trail South Segment B Stage 1 Construction

    The King County East Lake Sammamish Trail (ELST) South Segment B Phase 1 continues with construction. There will be traffic impacts related to the closure of the gravel surface trail segment which causes the re-routing of cyclists and pedestrians to East Lake Sammamish Parkway (ELSP). Additionally, there will be construction traffic on ELSP.

    • Project Start Point: Intersection of SE 33rd / East Lake Sammamish Shore Lane Drive SE
    • Project End Point: Approximately 900' south of the intersection of SE 8th Street / East Lake Sammamish Parkway SE


    Notices for construction activity outside of the City of Sammamish:


    Downtown Redmond Link Extension (DRLE) - Sound Transit work

    This is a City of Redmond and Sound Transit project. To learn more about this project, please visit the DRLE tab in Cone Zone.

  • Road Projects for the Week of November 20 - 26

    Share on Facebook Share on Twitter Share on Linkedin Email this link

    Upcoming Fall Construction-related Traffic Impacts

    Lane closure on 228th Ave SE between SE 4th Street and Issaquah-Pine Lake Rd: Southbound curb lane to be closed 9:30 a.m. – 3:00 p.m. between November and December 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District’s new school, Cedar Trails Elementary, on Issaquah-Pine Lake Rd and SE 44th Street.

    Lane closure on Issaquah-Pine Lake Rd between 228th Ave SE and Issaquah-Fall City Rd. and SE 44th Street: Southbound lane closure from 9:30 a.m. – 3:00 p.m. between November and December 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District's new elementary school on Issaquah-Pine Lake Rd at SE 43rd Street.


    Striping Maintenance Work

    The City of Sammamish is performing road striping maintenance work on West Beaver Lake Drive SE and East Beaver Lake Drive SE. Fresh paint will be laid on top of the existing fog lines and center lines. The work is scheduled to finish on Saturday, November 20, unless undesirable weather conditions prevail. The limit of work is shown in the map below.



    East Lake Sammamish Trail South Segment B Stage 1 Construction

    The King County East Lake Sammamish Trail (ELST) South Segment B Phase 1 continues with construction. There will be traffic impacts related to the closure of the gravel surface trail segment which causes the re-routing of cyclists and pedestrians to East Lake Sammamish Parkway (ELSP). Additionally, there will be construction traffic on ELSP.

    • Project Start Point: Intersection of SE 33rd / East Lake Sammamish Shore Lane Drive SE
    • Project End Point: Approximately 900' south of the intersection of SE 8th Street / East Lake Sammamish Parkway SE


    Notices for construction activity outside of the City of Sammamish:


    Downtown Redmond Link Extension (DRLE) - Sound Transit work

    This is a City of Redmond and Sound Transit project. To learn more about this project, please visit the DRLE tab in Cone Zone.

  • Road Projects for the Week of November 13 - 19

    Share on Facebook Share on Twitter Share on Linkedin Email this link

    Upcoming Fall Construction-related Traffic Impacts

    Lane closure on 228th Ave SE between SE 4th Street and Issaquah-Pine Lake Rd: Southbound curb lane to be closed 9:30 a.m. – 3:00 p.m. between November and December 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District’s new school, Cedar Trails Elementary, on Issaquah-Pine Lake Rd and SE 44th Street.

    Lane closure on Issaquah-Pine Lake Rd between 228th Ave SE and Issaquah-Fall City Rd. and SE 44th Street: Southbound lane closure from 9:30 a.m. – 3:00 p.m. between November and December 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District's new elementary school on Issaquah-Pine Lake Rd at SE 43rd Street.


    East Lake Sammamish Trail South Segment B Stage 1 Construction

    The King County East Lake Sammamish Trail (ELST) South Segment B Phase 1 continues with construction. There will be traffic impacts related to the closure of the gravel surface trail segment which causes the re-routing of cyclists and pedestrians to East Lake Sammamish Parkway (ELSP). Additionally, there will be construction traffic on ELSP.

    • Project Start Point: Intersection of SE 33rd / East Lake Sammamish Shore Lane Drive SE
    • Project End Point: Approximately 900' south of the intersection of SE 8th Street / East Lake Sammamish Parkway SE


    Issaquah-Fall City Road

    Grass mowing by a new contractor is scheduled in the next couple weeks to clean up overgrown areas. PSE crews have a couple repair locations on sidewalks before those areas may be finished in concrete.


    Notices for construction activity outside of the City of Sammamish:


    Downtown Redmond Link Extension (DRLE) - Sound Transit work

    This is a City of Redmond and Sound Transit project. To learn more about this project, please visit the DRLE tab in Cone Zone.

  • Road Projects for the Week of November 6 - 12

    Share on Facebook Share on Twitter Share on Linkedin Email this link

    Upcoming Fall Construction-related Traffic Impacts

    Lane closure on 228th Ave SE between SE 4th Street and Issaquah-Pine Lake Rd: Southbound curb lane to be closed 9:30 a.m. – 3:00 p.m. between November and December 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District’s new school, Cedar Trails Elementary, on Issaquah-Pine Lake Rd and SE 44th Street.

    Lane closure on Issaquah-Pine Lake Rd between 228th Ave SE and Issaquah-Fall City Rd. and SE 44th Street: Southbound lane closure from 9:30 a.m. – 3:00 p.m. between November and December 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District's new elementary school on Issaquah-Pine Lake Rd at SE 43rd Street.


    East Lake Sammamish Trail South Segment B Stage 1 Construction

    The King County East Lake Sammamish Trail (ELST) South Segment B Phase 1 continues with construction. There will be traffic impacts related to the closure of the gravel surface trail segment which causes the re-routing of cyclists and pedestrians to East Lake Sammamish Parkway (ELSP). Additionally, there will be construction traffic on ELSP.

    • Project Start Point: Intersection of SE 33rd / East Lake Sammamish Shore Lane Drive SE
    • Project End Point: Approximately 900' south of the intersection of SE 8th Street / East Lake Sammamish Parkway SE


    Issaquah-Fall City Road

    Grass mowing by a new contractor is scheduled in the next couple weeks to clean up overgrown areas. PSE crews have a couple repair locations on sidewalks before those areas may be finished in concrete. Other incidental plantings are planned for October.


    Notices for construction activity outside of the City of Sammamish:


    Downtown Redmond Link Extension (DRLE) - Sound Transit work

    This is a City of Redmond and Sound Transit project. To learn more about this project, please visit the DRLE tab in Cone Zone.

  • Road Projects for the Week of October 30 - November 5

    Share on Facebook Share on Twitter Share on Linkedin Email this link

    Upcoming Fall Construction-related Traffic Impacts

    Lane closure on 228th Ave SE between SE 4th Street and Issaquah-Pine Lake Rd: Southbound curb lane to be closed 9:30 a.m. – 3:00 p.m. between September and November 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District’s new school, Cedar Trails Elementary, on Issaquah-Pine Lake Rd and SE 44th Street.

    Lane closure on Issaquah-Pine Lake Rd between 228th Ave SE and Issaquah-Fall City Rd. and SE 44th Street: Southbound lane closure from 9:30 a.m. – 3:00 p.m. between September and November 2021 and may change pending further coordination with all parties. There will be work on Saturday, October 16 and Saturday, October 23 in addition to the weekday closures. Comcast is installing new fiber optic cable for Issaquah School District's new elementary school on Issaquah-Pine Lake Rd at SE 43rd Street.


    Crosswalk Flasher Foundation Installation at Sammamish Landing

    On Monday, November 1, our contractor will install a foundation for the crosswalk flasher in the center island at Sammamish Landing. Only minimal traffic impacts are expected because crews are anticipated to work within the footprint of the center island.


    East Lake Sammamish Trail South Segment B Stage 1 Construction

    The King County East Lake Sammamish Trail (ELST) South Segment B Phase 1 continues with construction. There will be traffic impacts related to the closure of the gravel surface trail segment which causes the re-routing of cyclists and pedestrians to East Lake Sammamish Parkway (ELSP). Additionally, there will be construction traffic on ELSP.

    • Project Start Point: Intersection of SE 33rd / East Lake Sammamish Shore Lane Drive SE
    • Project End Point: Approximately 900' south of the intersection of SE 8th Street / East Lake Sammamish Parkway SE


    Issaquah-Fall City Road

    Grass mowing by a new contractor is scheduled in the next couple weeks to clean up overgrown areas. PSE crews have a couple repair locations on sidewalks before those areas may be finished in concrete. Other incidental plantings are planned for October.


    Notices for construction activity outside of the City of Sammamish:


    Downtown Redmond Link Extension (DRLE) - Sound Transit work

    This is a City of Redmond and Sound Transit project. To learn more about this project, please visit the DRLE tab in Cone Zone.

  • Road Projects for the Week of October 23 - 29

    Share on Facebook Share on Twitter Share on Linkedin Email this link

    Upcoming Fall Construction-related Traffic Impacts

    Lane closure on 228th Ave SE between SE 4th Street and Issaquah-Pine Lake Rd: Southbound curb lane to be closed 9:30 a.m. – 3:00 p.m. between September and November 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District’s new school, Cedar Trails Elementary, on Issaquah-Pine Lake Rd and SE 44th Street.

    Lane closure on Issaquah-Pine Lake Rd between 228th Ave SE and Issaquah-Fall City Rd. and SE 44th Street: Southbound lane closure from 9:30 a.m. – 3:00 p.m. between September and November 2021 and may change pending further coordination with all parties. There will be work on Saturday, October 16 and Saturday, October 23 in addition to the weekday closures. Comcast is installing new fiber optic cable for Issaquah School District's new elementary school on Issaquah-Pine Lake Rd at SE 43rd Street.


    Pavement Coring

    The City of Sammamish’s geotechnical engineering consultant will be coring streets in preparation for road resurfacing in 2022. Work is expected to occur between October 25th and November 3rd, but impacts are only expected for 2-3 days per location. The locations and anticipated impacts are:

    • 228th Avenue between SE 8th St and NE 8th St: Directional traffic will be reduced to 1 lane around the work zone between 9:30 a.m. – 3:00 p.m. The work schedule is dependent upon progress earlier in the week, but work is expected to occur between 10/28 and 11/3.
    • 244th Pl SE / 246th Avenue SE / 247th Pl SE between Klahanie Blvd and IFCR: Two lanes of traffic are expected to remain open around the work at all times. Work is anticipated from 9:00 a.m. – 4:00 p.m. between 10/25 and 10/29.
    • Klahanie Drive SE between IFCR and 252nd Ave SE: Directional traffic will be reduced to 1 lane around the work zone. Work is anticipated from 9:00 a.m. – 4:00 p.m. between 10/25 and 10/29.


    East Lake Sammamish Trail South Segment B Stage 1 Construction

    The King County East Lake Sammamish Trail (ELST) South Segment B Phase 1 continues with construction. There will be traffic impacts related to the closure of the gravel surface trail segment which causes the re-routing of cyclists and pedestrians to East Lake Sammamish Parkway (ELSP). Additionally, there will be construction traffic on ELSP.

    • Project Start Point: Intersection of SE 33rd / East Lake Sammamish Shore Lane Drive SE
    • Project End Point: Approximately 900' south of the intersection of SE 8th Street / East Lake Sammamish Parkway SE


    Issaquah-Fall City Road

    Grass mowing by a new contractor is scheduled in the next couple weeks to clean up overgrown areas. PSE crews have a couple repair locations on sidewalks before those areas may be finished in concrete. Other incidental plantings are planned for October.


    Notices for construction activity outside of the City of Sammamish:

    Issaquah Highlands Drive Upcoming

    This is a City of Issaquah project. Night work on Issaquah Highlands Drive will start Monday, September 20 and run for approximately three weeks. Work crews will complete the construction of a water main from 7:00 p.m. to 7:00 a.m. During these working hours, one lane southbound will be open to traffic, and there is no impact to northbound traffic.


    Downtown Redmond Link Extension (DRLE) - Sound Transit work

    This is a City of Redmond and Sound Transit project. To learn more about this project, please visit the DRLE tab in Cone Zone.

  • Road Projects for the Week of October 16 - 22

    Share on Facebook Share on Twitter Share on Linkedin Email this link

    Upcoming Fall Construction-related Traffic Impacts

    Lane closure on 228th Ave SE between SE 4th Street and Issaquah-Pine Lake Rd: Southbound curb lane to be closed 9:30 a.m. – 3:00 p.m. between September and November 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District’s new school, Cedar Trails Elementary, on Issaquah-Pine Lake Rd and SE 44th Street.

    Lane closure on Issaquah-Pine Lake Rd between 228th Ave SE and Issaquah-Fall City Rd. and SE 44th Street: Southbound lane closure from 9:30 a.m. – 3:00 p.m. between September and November 2021 and may change pending further coordination with all parties. There will be work on Saturday, October 16 and Saturday, October 23 in addition to the weekday closures. Comcast is installing new fiber optic cable for Issaquah School District's new elementary school on Issaquah-Pine Lake Rd at SE 43rd Street.


    228th Avenue Curb Ramp Retrofit and Catch Basin Repairs

    The City of Sammamish’s contractor has hit substantial completion on the project with only limited items remaining. Only minimal roadway impacts are anticipated for the remainder of work. The project’s curb ramp work is in preparation for the City resurfacing 228th Avenue in 2022 and benefits the City’s ADA Transition Plan goal of retrofitting all public facilities to meet the current Americans with Disabilities Act (ADA) standards. Traffic closure hours have been tightened through the work zone to 9:30 a.m. to 3:00 p.m. with traffic merged to one lane.


    East Lake Sammamish Trail South Segment B Stage 1 Construction

    The King County East Lake Sammamish Trail (ELST) South Segment B Phase 1 continues with construction. There will be traffic impacts related to the closure of the gravel surface trail segment which causes the re-routing of cyclists and pedestrians to East Lake Sammamish Parkway (ELSP). Additionally, there will be construction traffic on ELSP.

    • Project Start Point: Intersection of SE 33rd / East Lake Sammamish Shore Lane Drive SE
    • Project End Point: Approximately 900' south of the intersection of SE 8th Street / East Lake Sammamish Parkway SE


    Issaquah-Fall City Road

    Grass mowing by a new contractor is scheduled in the next couple weeks to clean up overgrown areas. PSE crews have a couple repair locations on sidewalks before those areas may be finished in concrete. Other incidental plantings are planned for October.


    Notices for construction activity outside of the City of Sammamish:

    Issaquah Highlands Drive Upcoming

    This is a City of Issaquah project. Night work on Issaquah Highlands Drive will start Monday, September 20 and run for approximately three weeks. Work crews will complete the construction of a water main from 7:00 p.m. to 7:00 a.m. During these working hours, one lane southbound will be open to traffic, and there is no impact to northbound traffic.


    Downtown Redmond Link Extension (DRLE) - Sound Transit work

    This is a City of Redmond and Sound Transit project. To learn more about this project, please visit the DRLE tab in Cone Zone.

  • Road Projects for the Week of October 9 - 15

    Share on Facebook Share on Twitter Share on Linkedin Email this link

    Ebright Creek Fish Passage Project Construction

    Project construction is complete! Only minor corrections remain, so this is the last project update. There will be periodic single lane closures until utility reconnections are complete. Thank you for your interest and support in this project! We hope you will consider participating in Salmon SEEson this year by visiting a local creek to see fish spawning upstream this fall.


    Upcoming Fall Construction-related Traffic Impacts

    Lane closure on 228th Ave SE between SE 4th Street and Issaquah-Pine Lake Rd: Southbound curb lane to be closed 9:30 a.m. – 3:00 p.m. between September and November 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District’s new school, Cedar Trails Elementary, on Issaquah-Pine Lake Rd and SE 44th Street.

    Lane closure on Issaquah-Pine Lake Rd between 228th Ave SE and Issaquah-Fall City Rd. and SE 44th Street: Southbound lane closure from 9:30 a.m. – 3:00 p.m. between September and November 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District's new elementary school on Issaquah-Pine Lake Rd at SE 43rd Street.


    228th Avenue Curb Ramp Retrofit and Catch Basin Repairs

    The City of Sammamish’s contractor has hit substantial completion on the project with only limited items remaining. Only minimal roadway impacts are anticipated for the remainder of work. The project’s curb ramp work is in preparation for the City resurfacing 228th Avenue in 2022 and benefits the City’s ADA Transition Plan goal of retrofitting all public facilities to meet the current Americans with Disabilities Act (ADA) standards. Traffic closure hours have been tightened through the work zone to 9:30 a.m. to 3:00 p.m. with traffic merged to one lane.


    East Lake Sammamish Trail South Segment B Stage 1 Construction

    The King County East Lake Sammamish Trail (ELST) South Segment B Phase 1 continues with construction. There will be traffic impacts related to the closure of the gravel surface trail segment which causes the re-routing of cyclists and pedestrians to East Lake Sammamish Parkway (ELSP). Additionally, there will be construction traffic on ELSP.

    • Project Start Point: Intersection of SE 33rd / East Lake Sammamish Shore Lane Drive SE
    • Project End Point: Approximately 900' south of the intersection of SE 8th Street / East Lake Sammamish Parkway SE


    Issaquah-Fall City Road

    Grass mowing by a new contractor is scheduled in the next couple weeks to clean up overgrown areas. PSE crews have a couple repair locations on sidewalks before those areas may be finished in concrete. Other incidental plantings are planned for October.


    Notices for construction activity outside of the City of Sammamish:

    Issaquah Highlands Drive Upcoming

    This is a City of Issaquah project. Night work on Issaquah Highlands Drive will start Monday, September 20 and run for approximately three weeks. Work crews will complete the construction of a water main from 7:00 p.m. to 7:00 a.m. During these working hours, one lane southbound will be open to traffic, and there is no impact to northbound traffic.


    Downtown Redmond Link Extension (DRLE) - Sound Transit work

    This is a City of Redmond and Sound Transit project. To learn more about this project, please visit the DRLE tab in Cone Zone.

  • Road Projects for the Week of October 2 - 8

    Share on Facebook Share on Twitter Share on Linkedin Email this link

    Ebright Creek Fish Passage Project Construction

    East Lake Sammamish Parkway at Ebright Creek (located approximately at 125 E Lake Samm Pkwy) is OPEN! The project will be finishing up this week.

    The remaining work includes installing fencing, landscaping, restriping the road, and utility reconnections. There will be periodic single lane closures until the work is complete. Please visit the project page on Connect Sammamish for the latest updates


    Upcoming Fall Construction-related Traffic Impacts

    Lane closure on 228th Ave SE between SE 4th Street and Issaquah-Pine Lake Rd: Southbound curb lane to be closed 9:30 a.m. – 3:00 p.m. between September and November 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District’s new school, Cedar Trails Elementary, on Issaquah-Pine Lake Rd and SE 44th Street.

    Lane closure on Issaquah-Pine Lake Rd between 228th Ave SE and Issaquah-Fall City Rd. and SE 44th Street: Southbound lane closure from 9:30 a.m. – 3:00 p.m. between September and November 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District's new elementary school on Issaquah-Pine Lake Rd at SE 43rd Street.


    228th Avenue Curb Ramp Retrofit and Catch Basin Repairs

    The City of Sammamish’s contractor has hit substantial completion on the project with only limited items remaining. Only minimal roadway impacts are anticipated for the remainder of work. The project’s curb ramp work is in preparation for the City resurfacing 228th Avenue in 2022 and benefits the City’s ADA Transition Plan goal of retrofitting all public facilities to meet the current Americans with Disabilities Act (ADA) standards. Traffic closure hours have been tightened through the work zone to 9:30 a.m. to 3:00 p.m. with traffic merged to one lane.


    Caution While Driving on East Lake Sammamish Parkway and NE Inglewood Hill Road to 228th Ave NE and NE 8th St.

    Aerial work will occur from 9:30 a.m. - 3:30 p.m. on East Lake Sammamish Parkway and NE Inglewood Hill Road to 228th Ave NE and NE 8th Street by the Inglewood Plaza. Use caution while driving through this area.


    East Lake Sammamish Trail South Segment B Stage 1 Construction

    The King County East Lake Sammamish Trail (ELST) South Segment B Phase 1 continues with construction. There will be traffic impacts related to the closure of the gravel surface trail segment which causes the re-routing of cyclists and pedestrians to East Lake Sammamish Parkway (ELSP). Additionally, there will be construction traffic on ELSP.

    • Project Start Point: Intersection of SE 33rd / East Lake Sammamish Shore Lane Drive SE
    • Project End Point: Approximately 900' south of the intersection of SE 8th Street / East Lake Sammamish Parkway SE


    Issaquah-Fall City Road

    Grass mowing by a new contractor is scheduled in the next couple weeks to clean up overgrown areas. PSE crews have a couple repair locations on sidewalks before those areas may be finished in concrete. Other incidental plantings are planned for October.


    Notices for construction activity outside of the City of Sammamish:

    Issaquah Highlands Drive Upcoming

    This is a City of Issaquah project. Night work on Issaquah Highlands Drive will start Monday, September 20 and run for approximately three weeks. Work crews will complete the construction of a water main from 7:00 p.m. to 7:00 a.m. During these working hours, one lane southbound will be open to traffic, and there is no impact to northbound traffic.


    Downtown Redmond Link Extension (DRLE) - Sound Transit work

    This is a City of Redmond and Sound Transit project. To learn more about this project, please visit the DRLE tab in Cone Zone.

  • Road Projects for the Week of September 25 - October 1

    Share on Facebook Share on Twitter Share on Linkedin Email this link

    Ebright Creek Fish Passage Project Construction

    Road Closure on East Lake Sammamish Parkway: East Lake Sammamish Parkway at Ebright Creek (located approximately at 125 E Lake Samm Pkwy) is OPEN! There will be periodic one-way road closures for the next two weeks.

    The remaining work on the project includes finalizing the creek alignment, installing fencing, landscaping, and utility reconnections. There will be periodic one-way road closures to accommodate the remaining work. There will also be restriping work done on East Lake Sammamish Parkway. Please visit the project page on Connect Sammamish for the latest updates.

    Upcoming Fall Construction-related Traffic Impacts

    Lane closure on 228th Ave SE between SE 4th Street and Issaquah-Pine Lake Rd: Southbound curb lane to be closed 9:30 a.m. – 3:00 p.m. between September and November 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School District’s new elementary school on Issaquah-Pine Lake Rd at SE 44th Street. It is highly recommended to find an alternative route during this project’s construction.

    Lane closure on Issaquah-Pine Lake Rd between 228th Ave SE and Issaquah-Fall City Rd. and SE 44th Street: Southbound lane closure from 9:30 a.m. – 3:00 p.m. between September and November 2021 and may change pending further coordination with all parties. Comcast is installing new fiber optic cable for Issaquah School Districts new elementary school on Issaquah-Pine Lake Rd at SE 24th Street. It is highly recommended to find an alternative route during this project’s construction.


    Tree Trimming Delays and Caution While Driving

    Asplundh, a tree trimming sub-contractor for PSE, is currently trimming trees around poles and wires in the Sammamish. Work will occur for 3 hours between 7:00 a.m. - 4:00 p.m. More work will occur throughout the City for the next two weeks and will be included in the Cone Zone as more information is obtained. Please expect delays and use caution while driving through in the work areas.

    Streets with anticipated tree trimming.

    • 220th Ave SE and SE 4th St
    • SE 4th and 222nd Pl
    • SE 1st and 228th Ave SE
    • SE 6th Pl and 228th Ave SE


    228th Avenue Curb Ramp Retrofit and Catch Basin Repairs

    The City of Sammamish’s contractor is entering substantial completion on the project with only push list items remaining. Only minimal roadway impacts are anticipated for the remainder of work. The project’s curb ramp work is in preparation for the City resurfacing 228th Avenue in 2022 and benefits the City’s ADA Transition Plan goal of retrofitting all public facilities to meet the current Americans with Disabilities Act (ADA) standards. Traffic closure hours have been tightened through the work zone to 9:30 a.m. to 3:00 p.m. with traffic merged to one lane.


    Comcast Utility Work at NE 36th Street on East Lake Sammamish Parkway

    Comcast utility line work will take place from NE 36th Street vicinity along East Lake Sammamish Parkway NE to SE 4th Street on 228th Avenue SE (via Inglewood Hill Road NE).


    East Lake Sammamish Trail South Segment B Stage 1 Construction

    The King County East Lake Sammamish Trail (ELST) South Segment B Phase 1 continues with construction. There will be traffic impacts related to the closure of the gravel surface trail segment which causes the re-routing of cyclists and pedestrians to East Lake Sammamish Parkway (ELSP). Additionally, there will be construction traffic on ELSP.

    • Project Start Point: Intersection of SE 33rd / East Lake Sammamish Shore Lane Drive SE
    • Project End Point: Approximately 900' south of the intersection of SE 8th Street / East Lake Sammamish Parkway SE


    Issaquah-Fall City Road

    Grass mowing by a new contractor is scheduled in the next couple weeks to clean up overgrown areas. PSE crews have a couple repair locations on sidewalks before those areas may be finished in concrete. Other incidental plantings are planned for October.


    Notices for construction activity outside of the City of Sammamish:

    Issaquah Highlands Drive Upcoming

    This is a City of Issaquah project. Night work on Issaquah Highlands Drive will start Monday, September 13 and run for approximately three weeks. Work crews will complete the construction of a water main from 7:00 p.m. - 7:00 a.m. During these working hours, one lane southbound will be open to traffic, and there is no impact to northbound traffic.


    Downtown Redmond Link Extension (DRLE) - Sound Transit work

    This is a City of Redmond and Sound Transit project. To learn more about this project, please visit the DRLE tab in Cone Zone.

Page last updated: 24 Jun 2022, 04:40 PM