Dump trailer for personal use?

Thinking of replacing my 5x10 single axle trailer with a dump trailer. I'm looking at a 6x10 with two 3500lb axle. This would also haul my subcompact tractor. I know they are expensive and probably not economically feasible to have but, oh well...Anybody have one and can share their thoughts.
I know someone that might... @Tooljunkie