Steel Dumpster placer wash plant - GOLD PROSPECTING ...
A light comes on in the old noodle, with well thought out modification, the right style top load 4,5 or 6 yard steel dumpster tilted slightly (trailer or skid mounted) could be made into one hell of a large yardage (50-100 YPD) capacity grizzly / placer wash plant. Picture below gives you an idea what I am thinking.