Business I-66 toll lanes admin, maintenance complex being built near Manassas By Potomac Local News Published May 20, 2021 at 11:33AM | Updated May 20, 2021 at 2:03PM A new headquarters for the firms working to built toll lanes on I-66 will be located 7450 Century Park Drive near Manassas This article is FREE to read. Please Sign In or Create a FREE Account. Thank you. Author Potomac Local News View all posts