Automobiles drive on Interstate 495 South, the Capital Beltway, left, while soon to be opened express lanes, right, wait for traffic near Tysons Corner in Fairfax County, Va., Friday, Nov. 9, 2012. The $2 billion, 14-mile, decade-in-the-making Express Lanes are set to open Nov. 17. The four Express Lanes, two northbound and two southbound, supplement the existing eight lanes on the Virginia side of the Beltway. (AP Photo/Cliff Owen)

Associated Press
Automobiles drive on Interstate 495 South, the Capital Beltway, left, while soon to be opened express lanes, right, wait for traffic near Tysons Corner in Fairfax County, Va., Friday, Nov. 9, 2012. The $2 billion, 14-mile, decade-in-the-making Express Lanes are set to open Nov. 17. The four Express Lanes, two northbound and two southbound, supplement the existing eight lanes on the Virginia side of the Beltway. (AP Photo/Cliff Owen)
Automobiles drive on Interstate 495 South, the Capital Beltway, left, while soon to be opened express lanes, right, wait for traffic near Tysons Corner in Fairfax County, Va., Friday, Nov. 9, 2012. The $2 billion, 14-mile, decade-in-the-making Express Lanes are set to open Nov. 17. The four Express Lanes, two northbound and two southbound, supplement the existing eight lanes on the Virginia side of the Beltway. (AP Photo/Cliff Owen)
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