SR 520 Construction Corner

The go-to source for information on SR 520 construction


SR 520 closed 11/19 - 11/22

11/19/2021 to 11/21/2021
9:00 p.m. to 5:00 a.m.

Crews will demolish the former westbound SR 520 off-ramp to Lake Washington Boulevard (also known as the 24th Ave overpass). The following highway ramps, roads, and bridges will be closed Friday night, Nov. 19 to 5 a.m. Monday, Nov. 22. The closure times will be staggered as follows: Beginning at 9 p.m. on Friday: - The Montlake Boulevard on-ramps to east- and westbound SR 520 - The Lake Washington Boulevard on-ramp to eastbound SR 520 - The SR 520 westbound off-ramps to Lake Washington Boulevard and Montlake Boulevard Beginning at 10 p.m. on Friday: - Eastbound SR 520 between Montlake Boulevard in Seattle and 92nd Avenue Northeast in Clyde Hill - Westbound SR 520 between 92nd Avenue Northeast in Clyde Hill and I-5 in Seattle, including the westbound on-ramp at 84th Avenue - The Montlake Bridge between East Shelby Street and Northeast Pacific Street (the bridge sidewalks will also be closed, and a shuttle will be available for bicyclists and pedestrians)

Noise: This work will generate significant noise from concrete demolition. Residents near the project and to the east of the project will hear noise from this work. Traffic: This work will occur from Friday, Nov. 19 until 5 a.m. Monday, Nov. 22. Closure times will be staggered. 9 p.m. closures: Montlake Boulevard on-ramps to east- and westbound SR 520, the Lake Washington Boulevard on-ramp to eastbound SR 520, and the SR 520 westbound off-ramp to Lake Washington Boulevard. 10 p.m. closures: eastbound SR 520 between Montlake Boulevard in Seattle and 92nd Avenue Northeast in Clyde Hill, westbound SR 520 between 92nd Avenue Northeast in Clyde Hill and I-5 in Seattle, the Montlake Bridge between East Shelby Street and Northeast Pacific Street (the bridge sidewalks will also be closed, and a shuttle will be available for bicyclists and pedestrians), the 84th Avenue Northeast on-ramp to westbound SR 520 in Clyde Hill.

Contact Info Email: sr520bridge@wsdot.wa.gov
24-hour construction hotline: 206-775-8885
Activity Type Lane and Ramp Closures
Activity Type Highway Closures
Activity Type Nighttime Activities

Learn more about how we're managing certain types of construction activities.

Note: This tool is presented for planning purposes only. Construction is inherently dependent on weather and other factors, and activities are subject to change.