Last updated: June 27
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
- 128th Avenue SE at SE 26th Place: Directional closure of 128th Avenue SE with alternating southbound to northbound closures for paving of the intersection June 28, 6 a.m.-8 p.m.
- UPDATED — NE First Street between 100th Avenue NE and 103rd Avenue NE: Directional closure of westbound NE First Street between 100th Avenue NE and 103rd Avenue NE for work related to a new small wireless facility Jun 28 – Jul 3. Weekday work hours (7 a.m.-5 p.m.), Saturday work hours (8 a.m. – 6 p.m.), Sunday work hours (9 a.m. – 6 p.m.).
- NE 12th Street bridge decks between NE Spring Blvd and 120th Avenue NE, and between 120th Avenue NE and 124th Avenue NE: Single lane closures June 26-28, 7 a.m.-3 p.m. for bridge deck repair. At least one lane will remain open to traffic in each direction.
- NEW —Main St between 101st Ave NE and 100th Ave NE: Full closure on Jul. 9, 7 a.m. – 6 p.m. for a mobile crane to remove temporary T-Mobile site from the building rooftop. Sidewalk on the north side of Main St will be closed with flaggers to provide pedestrian access to businesses in the work zone. Parking garage to Astoria Building (10047 Main St) will remain open to traffic.
Ongoing construction impacts
- Factoria Boulevard SE from SE 38th Street to SE 36th Street: Alternating lane closures starting Jan. 9 for initial construction activities for the Factoria Boulevard Stormwater Conveyance Improvements project. Visit BellevueWA.gov/factoria-stormwater-project for more information
- Starting May 28, Factoria Boulevard will have two northbound lanes and two southbound lanes open for travel. The far-right northbound lane will remain closed through July.
- Turning at the 3600 Block intersection signal between SE 36th Street and SE 38th Street. will be restricted. Northbound travelers will not be able to turn left or right at the 3600 Block signal and will be rerouted by a detour. Southbound travelers will not be able to turn left at the 3600 Block signal, but can turn right.
- UPDATED — Lakemont Boulevard SE from Forest Drive SE to 155th Avenue SE: Lakemont Boulevard reopened for travel on Tuesday, June 11. Potential for intermittent one lane closures (day and night) through Jun. 27 for final construction wrap-up. Visit BellevueWA.gov/lakemont-culvert for more information.
- 124th Avenue NE from Ichigo Way to Northup Way: As of April 29, 124th Avenue NE between Ichigo Way and Northup Way reopened to two-way traffic. Work will continue on the project to complete the road raising and widening. Lanes will be shifted and restricted throughout the work zone as we progress toward completion. Work hours are from 7 a.m. to 6 p.m. More information is available on the project webpage.
- 130th Avenue NE - BelRed Road to NE 20th Street: Starting May 31, 130th Avenue NE will turn into a single, northbound-onlyto install new utilities and begin the first stage of a new roadway on 130th Avenue NE. Signed detour via 132nd between NE 20th and Bel-Red Road. Local access to businesses will be maintained. Construction anticipated through July 2025. More information is available on the project webpage.
Paving season is typically from April to October. Flaggers will be on site for traffic control. and pedestrian access maintained unless otherwise indicated. For more information about the paving program, including weekly updates, go to the Pavement Preservation Program webpage.
Flaggers will assist motorists and pedestrians through the work zone. Delays are expected. Please slow down for the safety of workers and all travelers.
- 176th Avenue NE between 176th Avenue NE and NE 15th Place: ADA Curb ramp upgrades scheduled Jun 13 – Jul 1. Single lane closures with one-way alternating traffic, expect delays and use alternate routes.
Other agency projects
- Washington State Department of Transportation: SR 520 Bridge Replacement and HOV Program: More information on project webpage.
- Washington State Department of Transportation: 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: Northup Way is reduced to one lane between 116th Avenue NE and NE 33rd Place. The long-term closure will be in effect daily from 7 a.m.-3 p.m., Monday-Friday. Flaggers will alternate traffic through the work zone.
- Washington State Department of Transportation: I-90 - Sunset Creek - Fish Passage: More information on project webpage.
- HOV on-ramp from 142nd Place Southeast to westbound I-90: Starting Feb. 26, the westbound I-90 HOV lane between 142nd Place Southeast and I-405 will close for up to two years for the next stage of construction. This also includes an extended closure of the HOV on-ramp from142nd Place Southeast to westbound I-90. Signed detours will guide people around the ramp closures. Sound Transit and King County Metro will reroute bus routes that serve the 142nd Place Southeast HOV on-ramp.
- One-lane alternating traffic started Nov. 28 for up to 18 months while WSDOT constructs a bridge over Sunset Creek. Temporary signals will be in place for traffic control.
- A long-term closure of the Mountains to Sound Greenway trail is in effect through spring 2024 to create a work zone between 132nd Avenue SE and an area just east of the Sunset Ravine Trail. A signed detour will guide people rolling and walking around the work zone using the sidewalk on the south side of SE 36th Street.
- UPDATED — Washington State Department of Transportation: Renton to Bellevue I-405 Widening and Express Toll Lane Project:
- Closure of SB I-405 to 112th Ave SE on/off ramps, and 112th Ave SE to NB I-405 on-ramp to complete grading and paving activities, install drainage, and shift traffic to the new bridge over I-405. This is preparation for a future weekend closure to demolish the existing Lake Washington Blvd SE bridge over I-405. Work hours are: Jun. 28 (8pm-12 a.m.) Jun. 29 (12am-8am) Jun. 30 (6pm-12am) Jul 1. (12am-7am).
- Closure of westbound SE 8th St. under I-405 to install new drainage. Work scheduled nightly between 9 a.m. – 5 a.m. on Jun. 28 and July 1-3.
- King County Eastrail: More information on project webpage.
- King County 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.
- King County 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 until 2025. Sign up for Enatai project area email and text updates from King County on project webpage.
- Sweyolocken Boat Launch: Road closed from Bellevue Way SE to the Sweyolocken Boat Launch. The area south of the Sweyolocken Pump Station will be closed as well. The I-90 Trail will be closed to the east and southwest of the pump station during construction. Detours for trail traffic will be alongside streets near the South Bellevue Park and Ride to the I-90 Bike Trail near 108th Avenue SE.
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: