Eastbound SR 520 between I-5 and Montlake Blvd. closed overnight Aug. 8 Date: August 8, 2026 to August 9, 2026 Time: 7 p.m. Saturday to 11 a.m. Sunday Activity details: Full highway closure Impact type: OvernightTrafficNoise Description: Crews will use the closure to repair an expansion joint on the bridge. This work is part of the SR 520 Portage Bay Bridge and Roanoke Lid Project. Traffic: Eastbound SR 520 between I-5 and Montlake Boulevard will close for construction beginning at 7 p.m. on Saturday, Aug. 8, until 11 a.m. on Sunday, Aug. 9. All traffic from I-5 wanting to head eastbound on SR 520 must use alternate routes. Please note, eastbound SR 520 is open across Lake Washington. It is only the section of eastbound SR 520 between I-5 and Montlake Boulevard that will close. Closures Westbound SR 520 off-ramp to northbound I-5 and East Roanoke Street closed most weeknights Eastbound SR 520 off-ramp to Montlake Boulevard closed nightly Nov. 7 and 8 East Roanoke Street alley closed between East Edgar Street and Boyer Avenue East Oct. 28-30 and Nov. 2-6 Westbound SR 520 closed between Montlake Boulevard and I-5 Nov. 13-16 Long-term closures Weekday parking restrictions near Fuhrman Ave. for staging site begin June 15 Boyer Avenue East reduced to a single lane between East Roanoke Street and Everett Avenue East July 20 – Nov. 20 Activities Portage Bay piledriving schedule: Week of Oct. 26 – Nov. 1 Contact Info Email: sr520bridge@wsdot.wa.gov 24-hour construction hotline: 206-319-4520
