Customer Impacts:

• From Friday, January 24, to Monday, January 27, expect lane closures and detours within the I-495/Dulles Toll Road interchange. Avoid the area if possible.
• The ramp from eastbound Dulles Toll Road/Dulles Airport Access Highway to northbound I-495, as well as westbound Dulles Toll Road under I-495, will be closed and detoured.
• The Dulles Access Highway will remain open in both directions.  
• Airport passengers should allow extra time to get to the airport throughout the weekend.
• Detailed maps with detours are posted here.