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A shovel is a tool used for digging, lifting, and moving bulk materials, such as soil, coal, gravel, snow, sand, or ore. [1] Most shovels are hand tools consisting of a broad blade fixed to a medium-length handle .
Shovels were used for construction, road and quarry work. Steam shovels became widely used in the 1920s in the road-building programs in North America. Thousands of miles of State Highways were built in this era, together with factories and many docks, ports, buildings, and grain elevators.
Shovel digging overburden. Power shovels are used principally for excavation and removal of overburden in open-cut mining operations; they may also be used for the loading of minerals, such as coal. They are the classic equivalent of excavators, and operate in a similar fashion. Other uses of the power shovel include: Close range work.
These are used for road, port construction, pond and canal dredging, and as pile driving rigs. These types are built by crane manufacturers such as Link-Belt and Hyster. The much larger type which is erected on site is commonly used in strip-mining operations to remove overburden above coal and more recently for oil sands mining.
Excavators are heavy construction equipment primarily consisting of a boom, dipper (or stick), bucket, and cab on a rotating platform known as the "house" [1]. The modern excavator's house sits atop an undercarriage with tracks or wheels , being an evolution of the steam shovel (which itself evolved into the power shovel when steam was replaced ...
Construction equipment being used to dig up rocky ground. Although humans are capable of digging in sand and soil using their bare hands, digging is often more easily accomplished with tools. The most basic tool for digging is the shovel. [1] In neolithic times and earlier, a large animal's scapula (shoulder blade) was often used as a crude ...
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Backhoe Loader Cat 420E A JCB 3CX backhoe loader A JCB backhoe loader performing work in India. A backhoe loader, also called a loader backhoe, loader excavator, tractor excavator, [1] digger or colloquially shortened to backhoe within the industry, is a heavy equipment vehicle that consists of a tractor-like unit fitted with a loader-style shovel/bucket on the front and a backhoe on the back.
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