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Last updated: August 6
The following traffic advisories reflect current conditions as they are known. The listings below reflect construction work that can affect travel on city streets, sidewalks and trails (note: excludes individual lane closures or lane and sidewalk closures associated with development projects). Expect traffic delays or use an alternate route, if possible. Please obey construction signs and flaggers. Construction schedules are subject to change and often do.
This page is typically updated each Thursday. New information is noted by the word "New" and "Updated" in each category. To receive updates via text or email, select the "subscribe" button.
Click on the different-colored shapes in the map above for more information. Move or enlarge the map using your cursor.
Current construction impacts
- Aug 8-9: Creative Crosswalks – Bellevue is installing four art crosswalks this summer. Check them out after installation. 164th Avenue NE & NE 24th Street - South Crosswalk will be closed from 7 a.m. to 4 p.m.
- Aug. 8 from 8 a.m. – 6 p.m. southbound Bellevue Way at NE 2nd Street lane closures and shifts for sewer tie in work.
- NEW: Aug. 10, 9 p.m. – 5 a.m.: Northbound 114th Avenue SE lane closures and southbound I-405 left lane closed for street lighting work.
- NEW: Aug 10-11 8 p.m. – 5 a.m.: NE 4th Street between Bellevue Way and Bellevue Square parking garage full closure and lane closures on Bellevue Way between NE 6th Street and NE 4th Street for pavement grinding and paving.
- NEW: Aug. 15 6 a.m. – 6 p.m.: Bellevue Way NE closed between NE 2nd Street and NE 4th Street for sewer work.
Ongoing construction impacts
- UPDATE: 100th Avenue NE between NE 14th Street and NE 17th Street: 100th Avenue NE will be closed between NE 14th Street and NE 17th Street through October. One-way local access will be maintained to all driveways. More information is on the project webpage.
- Mountains to Sound Greenway Phase 3: As early as August 3, SE 36th Street will be reduced to single-lane, alternating traffic managed by a temporary signal between 142nd Avenue NE - 146th Avenue NE. The temporary signal will be in place 24/7 for approximately one year. For more information visit BellevueWA.gov/mtsgreenwaytrail.
- Urban Core Bike Network Phase 1: Crews began repaving 100th Ave NE/Main Street and 116th Ave NE/Main Street on July 15. Work will pause for 3-4 weeks and resume to install new channelization/striping and bike signals. Work is expected to primarily occur daytime work hours of 7 a.m. – 6 p.m. Monday-Friday. For more information visit BellevueWA.gov/urban-bike-network
- Beaux Arts Water Main Replacement: Aug 17-27 crews will be working at SE 16th Street from Killarney Way to Killarney Drive from 7 a.m.-5 p.m. Monday- Friday.
- Lake Hills Boulevard: Beginning June 15, until mid August, Lake Hills Boulevard will be fully closed between 151st Avenue SE and 154th Avenue SE for the replacement of the Kelsey Creek Culverts. Temporary signals and a detour will be in place. The Lake to Lake trail will detour to 151st Ave SE around the construction zone with detour signs in place. Project details.
- Bel-Red Road from NE 30th Street to West Lake Sammamish Parkway will experience lane closures from now through the end of August to add buffered bike lanes. City of Redmond Project.
- Main Street between 108th Avenue NE – 112th Avenue NE: The curb-side lane of westbound Main Street near 110th Avenue SE is closed between the hours of 8:30 a.m. – 3:00 p.m., Monday-Friday until further notice. Access for people walking and rolling and access to businesses will be maintained. More information is on the project webpage.
Pavement Preservation Program
Paving season is typically from April to October. Flaggers will be onsite for traffic control and pedestrian access unless otherwise indicated. More information about the paving program, including weekly updates, on the program webpage.
Work is weather dependent. Please slow down for the safety of workers and all travelers. Traffic may be reduced to one-way alternating traffic, expect delays. Work hours are Monday – Friday.
ADA upgrades scheduled Monday-Friday, 8 a.m. – 4 p.m., expect lane closures and delays:
- No work scheduled
Pavement upgrades are weather dependent and scheduled Monday-Friday, 7 a.m. – 4 p.m., expect delays, single-lane closures with one-way alternating traffic; unless otherwise noted.
- No work scheduled
Other agency projects
Washington State Department of Transportation:
- SR 520 Bridge Replacement and HOV Program: More information on the project webpage.
- Washington State Patrol and WSDOT are partnering to boost compliance with the requirement to have three people in the vehicle to drive in the HOV lane.
- All lanes of eastbound and westbound SR 520 between I-5 in Seattle (milepost 0) to just west of the Interstate 405 interchange (milepost 7) will be closed from 11 p.m. Fri., Jul. 24, to 7 a.m. Sat., Jul. 25:
- I-405 Burlington Northern Bridge to Pedestrian Trail Bridge & I-90/East Fork Issaquah Creek Seismic: More information on project webpage.
- Northup Way from 116th Avenue NE to NE 33rd Place: WSDOT crews will close a single lane beginning April 5 for several months from 7 a.m.-3 p.m., Monday-Friday. The bicycle lane and sidewalk under I-405 will also be closed during working hours. Signs and flaggers will guide travelers and pedestrians through the work zone. Cyclists will merge with traffic when the bike lane is closed. Daytime lane closures are part of a project to bolster overpasses along I-405 to help them withstand an earthquake.
- I-405 and NE 85th Street Interchange Project: More information on project webpage.
- NEW: The northbound and southbound I-405 on- and off-ramps (Exit 18) and NE 85th Street from 6th Street to 120th Avenue NE will close: 10 p.m. Friday, Aug. 7 to 5 a.m. Monday, Aug. 10
- I-90 Projects and Maintenance:
- Sunset Creek - Fish Passage: More information on project webpage.
- SE Eastgate Way will experience single-lane closures between Richards Road and 139th Avenue SE from 6 a.m. to 6 p.m., Monday – Saturday beginning through the summer.
- NEW: Additional nightly closures scheduled Aug. 9-14 between 5p.m. – 9.a.m. at the following locations:
- Eastbound I-90 on-ramp from Bellevue Way SE
- Eastbound I-90 off-ramps to Factoria Boulevard SE, 148th Avenue SE and 150th Avenue SE.
- Up to two lanes of eastbound I-90 between Bellevue Way SE and 150th Avenue SE.
- Sunset Creek - Fish Passage: More information on project webpage.
- I-405/Renton to Bellevue Widening and Express Toll Lane Project: More information on project webpage.
- I-405 construction closures that will impact Bellevue drivers: (Dates are weather dependent, signed detour in place.)
- Aug. 7-10: Full northbound I-405 closure from NE 30th Street to Coal Creek Parkway. Detour on Coal Creek Parkway to Sunset Boulevard.
- The following ramps will be closed:
- NE Sunset Boulevard on-ramp
- N 30th Street on-/off-ramps (Exit 6)
- NE 44th Street on-/off-ramps (Exit 7)
- 112th Avenue SE on-/off-ramps (Exit 9)
- Northbound I-405 off-ramp to Coal Creek Parkway SE (Exit 10)
- The following ramps will be closed:
- Aug. 10-11: Full northbound I-405 closure from Coal Creek Parkway to I-90.
- Aug. 21-24: Full southbound I-405 closure from Coal Creek Parkway to Southport Drive.
- Aug. 7-10: Full northbound I-405 closure from NE 30th Street to Coal Creek Parkway. Detour on Coal Creek Parkway to Sunset Boulevard.
- I-405 construction closures that will impact Bellevue drivers: (Dates are weather dependent, signed detour in place.)
King County
- Eastrail: More information on project webpage.
- Coal Creek Sewer Upgrade Project: King County Wastewater Treatment Division is upgrading its regional sewer line that serves Bellevue and Newcastle. More information on project website or CoalCreekProject@kingcounty.gov
- NEW: The northbound curb lane of Coal Creek Parkway will be closed 6 p.m. – 5 a.m. from north of SE 60th Street to just south of Forest Drive through November for truck access during tunneling.
- Beginning in July, crews will be tunneling for the new sewer line 24/7. Coal Creek Parkway SE southbound single-lane closures 6 a.m.-3 p.m. and northbound single-lane closures 10:30 a.m.-7:30 p.m. remain in place near Forest Drive SE.
- The Red Cedar trailhead will remain closed to all public use during this work. Other trailheads in the area such as the Cinder Mine, Red Town, Coal Creek Family YMCA, and Forest Drive trailheads are available for trail users.
- NEW: The northbound curb lane of Coal Creek Parkway will be closed 6 p.m. – 5 a.m. from north of SE 60th Street to just south of Forest Drive through November for truck access during tunneling.
- North Mercer Island/Enatai Sewer Upgrade Project: Crews will locate utilities in north Mercer Island and southwest Bellevue to prepare for major construction activities from spring 2022 and extend into 2026. Sign up for Enatai project area email and text updates from King County on project webpage.
- King County Metro is expanding their services on August 29:
- New Route 215 will provide an all-week connection between North Bend, Snoqualmie, Issaquah and Mercer Island Station.
- New routes 220 and 270 will replace Route 271 to improve speed and reliability between Eastgate, downtown Bellevue and the University District.
- Revised routes 111, 218 and 269 will run more frequently and connect riders to the 2 Line at South Bellevue or Mercer Island stations.
- Routes 111 (between Renton and South Bellevue Station) and 269 (between Sammamish and Mercer Island Station) will expand to all-day, all-week service, with earlier morning trips, later evening service and more frequent buses.
Sound Transit: For updates and service alerts from Sound Transit, visit soundtransit.org/ride-with-us/service-alerts. To check King County Metro routes impacted by construction, visit Metro's Service advisories.
- Bellevue Transit Center construction: construction crews are retrofitting the current Bellevue Transit Center Bus Depot to accommodate the Stride double-decker battery electric buses. Construction is expected to last through February 2027.
- Aug. 4-6: Buses replace 2 Line trains during late night hours between BelRed Station and Downtown Redmond for maintenance work. 2 Line trains will continue to operate between BelRed and Lynnwood. There is no impact to 1 Line service.
Highway traffic information
Three major highways run through Bellevue. At any given time the state Department of Transportation may be working on projects that can affect traffic in Bellevue. For the most up-to-date information on construction activity, visit WSDOT's web pages: