The Spyder 516T tracked portable screening plant has a capacity of up to 600 tons per hour, depending on the material. It has a Caterpillar 312 undercarriage. The 11 cubic yard hopper can be loaded from three sides. The screen box has a 5-foot-by-16-foot double deck two bearing screen, and the hydraulically adjustable screen angle adjusts from 8 to 20 inches. It is capable of screening four different sizes of material simultaneously and can screen concrete, aggregates, soil and asphalt.