Tag Archive: excavator

Excavators are extensively used in construction and thus excavator rentals are important. They are one of the first machines on a construction site after groundbreaking. Their task is to prepare the site, be it the foundation for a multi-story building, or a roadbed for an asphalt overlay. Excavators are also used for landscaping, material handling, demolition, digging irrigation canals, and dredging rivers.

An excavator is most commonly seen as a tracked vehicle, with a cab on top, where the operator sits. Joining the control cab is an articulated arm called a boom. This boom can be divided into two or three sections, each controlled by hydraulic cylinders. These hydraulic cylinders are what enables the operator to position the boom and its attachment to where it needs to go.

A typical control system for an excavator is composed of four sticks, which operate the valves that control the hydraulic cylinders driving …