Her solution? From the New York Times:
"The secretary, Mary E. Peters, said the short-term solution would be for the Highway Trust Fund's highway account to borrow money from the fund's mass transit account, a step that would balance the accounts as highway travel declines and use of mass transit increases. Both trends are being driven by the high price of gasoline and diesel fuel."
More Mary Peters in TreeHugger:
US Secretary of Transportation says Bikes "are not transportation ...
New Infrastructure Woes: Gas Tax Bringing In Less Money :
New Lanes for Reckless Drivers Coming Soon