On Wed, 12 Sep 2007 04:25:46 +0000, Larry wrote:

I don't believe there are any restrictions below 28'. The River is used
for ship and barge traffic to the steel mill (Nucor) a long ways upriver
and is much deeper than 5' all the way to the lake due to the infrequent
heavy flow from the old electric generators that have been replaced by a
steam plant, now.

It's a great trip. Anyone can go up the 75' inside the lock for free.

Good information, thanks.