On Jun 17, 9:35*pm, Tim Taylor wrote:
To follow up on Uncle Fuzzy's design I modified the ramp on my Pfiefer
tube trailer from the early 80's.

Images at:

http://picasaweb.google.com/TTaylor07/TrailerJack

I used four wheels rather than two for a little more surface area. *On
real soft ground you could carry two 12"x12" *pieces of plywood if
needed.

Excellent Tim! Nice work!