 On the outer loop, you're okay coming around towards Springfield. Westbound on Route 7, construction alternating lanes blocked as you head out from West Park Drive past the Dulles Toll Road towards Lewinsville Road. Northbound George Washington Parkway, all traffic detoured in the work zone at Spout Run. You'll be sent out to Spout Run Parkway. Follow the detour signs in order to get through Arlington safely.