Credit: In this WTOP file photo, cars travel westbound on Interstate 66 in the HOV lane in Fairfax, Va. The Virginia Department of Transportation wants to convert the HOV lanes on I-66 to toll lanes similar to the new express lanes along Interstates 495 and 95. (WTOP/Ari Ashe)
I-66 to gain toll lanes inside, outside the Beltway
