Grain and seed bin weighing systems comprised of mechanized livestock feeders, bag-handling machines, automatic bin refillers in the nature of augers, scales, and metal supply bins; Conveyors being machines specialized for unloading and processing materials from rail cars; Bulk material handling equipment, namely, portable and stationary sand and gravel screening machines, troughing conveyors being machines, Bulk sand and material handling equipment, namely, conveyors being machines used for the cleaning, transport, delivery and storage of sand and frac sand

Bulk and commercial seed tender equipment, namely, mounted equipment trailers used in the agricultural field for the transport of bulk seed, fertilizer, grains and pulses, and for a combination of seed storage and delivery system comprised of unloading conveyors, undercarriage and seed hopper bins; Agricultural machinery, namely, wheeled trailers containing hopper bins and conveyors used for weighing, transporting and distribution of bulk seed, fertilizer, and harvested grains and pulses; Bulk sand and material handling equipment, namely, vehicles comprised of mounted and portable equipment trailers and conveyors used for the cleaning, transport, delivery and storage of sand and frac sand; Multipurpose trailers