Eventually, corps officials say, more money from Congress may be necessary.
The project is not yet in the corps's budget, but senior corps officials said the plan could begin within a year.
The idea of the tunnel, corps officials say, is to avoid disturbing the land.
But corps officials say that it is impossible to predict the next storm.
Construction could begin by summer 1998, corps officials said.
Still, Corps officials say the $25 billion spent so far on flood control represents a solid investment.
Corps officials say the Berkeley group has been too quick to draw conclusions.
Corps officials who estimated a loss of 30,000 to 50,000 gallons from their fuel farm.
There are only two such projects in the New York region, corps officials said.
They added that wives of corps officials sometimes ride at taxpayer expense.