All SR 520 lanes across Lake Washington will be shut down in both directions between Montlake Boulevard and Interstate 405 for a weekend-long closure beginning Friday night, Aug. 8. State Route 520 Eastside Transit and HOV Project crews will place asphalt on new ramps and stripe the freshly paved lanes east of the SR 520 bridge.
Crews will close all lanes and ramps at 11 p.m. Friday. All lanes and ramps will reopen by 5 a.m. Monday, Aug 11.