On Jun 29, 2004, at 8:00 PM, Tim Thompson wrote:

> Lyle,
> This might be a problem encountered at other dam sites -- comments
> from the list?
> The bases of the concrete dam and the crib dam behind it are buried in
> the
> inevitable wedge of sediment that accumulates behind dams. Based on
> borings, this
> sediment may be as much as thirty feet deep in places. Eventually,
> much of it would
> erode away, but we have to go ahead and remove the dams now, which
> means that
> we must also remove the sediment.

Tim,

Assuming you've contacted the Virginia Canals & Navigations Society
folks as interested parties for the MOA, they're probably going to be
the best resource for getting at the mud and seeing what's in it. Lots
of experience and interest in that area.

Lyle