What about just making a quick ramp out of a few 2x12's so they can just wheel it up?
J and B Lawncare:
On our own as of 2003. Proud to be a full time, legitimate company.
Equipment we use:
Pro Line and GatorMade trailer's
Gravely, Exmark, Honda and Snapper mower's
Echo trimmer's and blower's
New Holland and Dresser loader's (snow removal)
Fisher snow plow's
DownEaster and Fisher salt spreader's
TurboTurf fertilizer tank