Backhoe loaders are the staple of small earthmoving fleets, with a front bucket that allows them to work as wheel loaders, and with an excavator-style digging mechanism at the back for trenching to depths of 14 feet or more. Backhoes also can be equipped with a front or rear-mounted coupler that allows attachment use.
Bulldozer, excavators and other heavy equipment vehicles parked near a quarry Bucket wheel excavators in Garzweiler surface mine, Germany Heavy equipment refers to heavy-duty vehicles, specially designed for executing construction tasks, most frequently ones involving earthwork operations.
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Certain graders can operate multiple attachments, or be used for separate tasks like underground mining. In civil engineering, the grader's purpose is to "finish grade" (to refine or set precisely). The "rough grading" is performed by heavy equipment or engineering vehicles such as scrapers and bulldozers.
Skid steer loaders work on a similar principle to larger loaders, just on a smaller scale. That doesn’t mean you can jump from a loader to a skid steer if you haven’t had any prior experience, and that’s where a training body like ATS Heavy Equipment Training Schools comes in handy.
A tracked loader is much more versatile machine than a wheeled loader. That being said, a wheeled loader is much better at what it does than a tracked loader in most applications. Track loaders don't get flat tires thus in applications like demo and shot rock quarries they are more bulletproof.
The new MT9 micro-trencher attachment from Ditch Witch, is designed, says the company, “to improve productivity and to reduce the cost-per-foot on small fiber job sites.” Vermeer RTX250 Trencher The RTX250 walk-behind trencher digs to 48 inches at a width of 8 inches.
The scraper is a large piece of equipment which is used in mining, construction, agriculture and other earthmoving applications. The rear part has a vertically moveable hopper (also known as the bowl) with a sharp horizontal front edge. The hopper can be hydraulically lowered and raised.