The New had not been used for water commerce since the '90's; a great part of it was as unnavigable as a river can be: rocky, swift, extremely shallow.
Another time he talked his party (Liberal) into building a dock on an unnavigable stream.
The machine has already proved its usefulness in deep snow previously unnavigable.
Social Media Shill Sabotages Congressional Email First the government shuts them out of their offices. Now, a corporate vendor has robbed congressional staffers of sleep and rendered their inboxes unnavigable.
Oct. 22, 2013 - CQ Politics