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814 Heavy Equipment Safety
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Excavation Equipment

An excavator is a power-driven machine mostly used in earthmoving operations.

Excavator also known as backhoes
Excavators are large backhoes.

Heavy equipment typically used for excavating include the following:

  • Backhoes: Backhoes are used for surface or subsurface excavation of solids and sludge. Backhoes are used to dig below the surface, such as trenches, building footings and foundations. The backhoe is attached to the loader frame with a ridged coupling.
  • Excavators: Excavators are large backhoes. They can be truck mounted, truck carrier mounted, or self-propelled wheel mounted. They are hydraulic powered and consist of three structures: the revolving unit, the travel base and the attachment.
  • Front-End Loaders: The front end loader is a self-contained unit mounted on rubber tires or tracks and is one of the most versatile and capable pieces of equipment used in excavation work, as well as loading. The front end loader can be equipped to operate as a loader, dozer, scraper, clamshell, forklift, backhoe, crane, auger, or sweeper.

Knowledge Check Choose the best answer for the question.

1-2. Heavy equipment typically used for excavating include which of the following?