The Saturday before my folks returned to England my Dad and I went out on the James in a couple of sit-on-top kayaks. We'd intended to make it down to Reedy Creek from just above the Huguenot Bridge. One obstacle stood in our way: the Z-dam.
I know there are signs telling you not to do it, but I've always wanted to boat through the hole. The river was just above 4ft at Westham, so I knew not much water would be going through. Turns out it's a bad idea no matter what the conditions are.
So, here's a tip: Don't boat the Z-dam.
(According to this blog, river was at 5.3ft when this video was shot.