A classic and ubiquitous example of heavy machinery is the hydraulic excavator. This versatile earthmoving machine features a rotating cab, a tracked or wheeled undercarriage, and an articulated boom, arm, and bucket system capable of generating massive digging forces. Excavators are deployed universally across construction, demolition, and trenching sites. Other prominent examples include bulldozers, motor graders, wheel loaders, industrial cranes, and colossal off-highway mining dump trucks.