Thanks for all of the input. I was actually trying to find out if anyone had any good references (CRSI, ACI, PCA publications) that would provide some typical design examples/details.
Thanks for the input. The site is entirely ledge. We had to blast to a depth of 25' to accomodate a basketball court in the basement (the client has more money than he knows what to d0 with). Upon encountering groundwater, we (myself, architect, geotech.) recommended against building below...
I'm designing a residential foundation that is to be about 5' below water table. It's going in a hole that has been blasted out of ledge, but the hole has filled up with groundwater. Does anyone have any good references for the design of the floor slab for uplift?