Eastbound SR 520 off-ramp to Montlake Blvd. closed overnight June 22 Date: June 22, 2026 to June 23, 2026 Time: 10 p.m. Monday to 6 a.m. Tuesday Activity details: Ramp closure Impact type: OvernightTrafficNoise Description: Crews will use this closure to complete remaining elements of the temporary off-ramp to Montlake as well as prep the existing ramp for demolition later this summer. This work is part of the SR 520 Portage Bay Bridge and Roanoke Lid Project. Traffic: The eastbound SR 520 off-ramp to Montlake Boulevard in Seattle will close for construction beginning at 10 p.m. on Monday, June 22, until 6 a.m. Tuesday, June 23. All traffic from I-5 entering eastbound SR 520 during these hours will pay the SR 520 Bridge Toll with this ramp closed. Those who do not want to pay the toll or who need to access Montlake from I-5 must use alternate routes. Closures Delmar Drive East between 11th Avenue East and Interlaken Boulevard closed nightly June 15-18 Eastbound SR 520 off-ramp to Montlake Blvd. closed overnight June 22 Long-term closures Boyer Ave. E. between E. Roanoke St. and Everett Ave. E. reduced to a single lane daily Feb. 18 – June 12 Activities Vibratory casing installation in Portage Bay schedule: Week of June 8-14 Contact Info Email: sr520bridge@wsdot.wa.gov 24-hour construction hotline: 206-319-4520
