Her is the page with info governing Point Bar:
http://www.blm.gov/co/st/en/fo/rgfo/minera...e_minerals.html
They have not updated for 2014 yet, but you can follow these. Remember, for motorized equipment (fuel or battery), you must have a permit for each piece - combo units must have a permit for each part of the combo being used.... if you use it as a dredge, permit. Highbanker, permit. Power sluice, permit.
Good Day!