Metallurgical, coke-chemical, cement, mining and processing plants, which intensely receive raw materials by rail, have wagon unloading stations.
At the case of open-top wagons usage for a bulk loads transportation (for example, coal, iron ore raw stuff, limestone, sulfur transportations etc.), rotary and side wagon tipplers are used for unloading them. According to a load type and wagon design type the lifting capacity of an open-top wagon can be from 60 to 134 ton.