Oregon City Covered Bridge
Oregon City Covered Bridge. North Portal.
Photo taken by Larry Matthews, June 17, 1988.
BH Photo #489571
Since those conditions are already taken care of, then that Category shouldn't exist - I have removed the few bridges that were in it.
"Covered bridge open to traffic" is superfluous of both the "covered" and "open to traffic" categories...
Not really of immediate interest to me but since we can't do a boolean category search, there may be times when such a category would be useful.