They and other political appointees have spent the latter part of President Bush's two terms laboring behind the scenes to shrink the federal role in road-building and public transportation. They have also sought to turn highways into commodities that can be sold or leased to private firms and used by motorists for a price. In Duvall and Gribbin's view, unleashing the private sector and introducing market forces could lead to innovation and more choices for the public, much as the breakup of AT&T transformed telecommunications.
But their ideas and actions have alarmed transit advocates, the trucking industry, states struggling to build rail projects and members of Congress from both parties.
Bush Officials Criticized for Privatization
