Driving Directions From Maryland - North via I-495 Coming from the north (Maryland) on 495. At Tyson’s Corner take Exit 12 - Dulles Toll Road/Route 267 (a right lane exit). Pay toll (75 cents). Continue approximately 11 miles and take Exit 9B, Route 28 North/Sully Road . (This is the last exit before the airport.) Go through the toll booth (50 cents). Proceed approximately 5 miles. Route 28 connects (and ends) at Route 7. Follow signs to Leesburg - West (a left exit). As you come off the ramp onto Route 7 stay in the right lane. Go approximately ½ mile to the first traffic signal. Turn right onto George Washington Blvd . (The corner will be marked by a low brick wall designating University Center.) Continue along George Washington Blvd. for ½ mile and take a right on Riverside Parkway . The NTSB Training Center is on the left side of the road. It is a large brick red complex of two attached buildings. The address is 45065 Riverside Parkway, Ashburn, Virginia. |