a mobile dispensing apparatus capable of onsite bagging of fluent solid materials such as sand . the apparatus includes a hopper supported on wheels and having a trailer hitch . three augers convey fluent material to three chutes . each chute has a clamp for supporting a bag being filled . the apparatus has an on - board engine and a transmission selectively driving each auger . a pedal at each chute operates its respective clamp and connects its respective auger to the transmission by an electric clutch . the hopper has side doors and rear doors . a ramp can be removably attached at the rear door of the hopper . an open grate forms a floor within the hopper . shelves are disposed within the hopper .