dog pile, read these words:

"The authorized depth of the ICW is 12ft but funding and budgetary cuts ..."

just as I said.

http://ccc.sailnet.com/newslt2.htm

or these words, dog pile

"The authorized project depth of the AIWW is 12 ft (at low tide) from Norfolk,
VA to Ft. Pierce, FL and 10 feet from Ft. Pierce to Miami. ..."

http://www.atlintracoastal.org/WW_Facts.htm