2022-6-30 · Dirt Conveyors. Dirt Conveyors are used for jobs that a regular conveyor is just unable to do. Customers need our aggregate conveyors for moving material such as dirt, gravel, sand, salt, boxes, tires, crushed rock, glass, firewood, charcoal, and more. Light Duty Contractors Companion Conveyor. Medium Duty Concrete Conveyors.