Webwant to know about current or upcoming sr 520 construction closures and activities? You’ve come to the right place. Use the interactive map below to filter by date range, location, and closure type to find detailed information as it is available. On friday, september 27, to 5 a. m. Webtraffic management centers and washington state ferries are reporting on road and bridge closures, collisions, construction, reduced ferry service, low tides, and anything. Web1 day ago · state route 520 bridge closed all weekend. Once again, sr 520 will be closed across lake washington starting friday at 11 p. m. Until 5 a. m. Webaug 25, 2022 · travelers should plan ahead and find alternate routes for trips across lake washington and southbound interstate 5 in seattle, beginning friday night, aug. Crews will pave and install a sign bridge bracket.