A traffic alert is in place for drivers who use the George Washington Memorial Parkway, where northbound lanes will close for several hours a day beginning Monday. A stretch of the northbound parkway will shut down for five hours a day, four days a week, to allow crews to perform tree work. George Washington Memorial Parkway closures begin MondayNorthbound drivers must exit at Spout Run, follow the posted detour and re‑enter the Parkway at Route 123. George Washington Memorial Parkway Closure ScheduleNorthbound lanes between Spout Run Parkway and Route 123 will close:Mondays through Thursdays9:30 a.m. to 2:30 p.m.Aug. 10 – Sept. 1The schedule is weather dependent and may change as conditions require. George Washington Memorial Parkway Detour InformationDuring each closure, all northbound drivers must:Exit the parkway at Spout Run Parkway.