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  2. Bucket chain excavator - Wikipedia

    en.wikipedia.org/wiki/Bucket_chain_excavator

    A bucket chain excavator (BCE) is a piece of heavy equipment used in surface mining and dredging. BCEs use buckets on a revolving chain to remove large quantities of material. They are similar to bucket-wheel excavators and trenchers. Bucket chain excavators remove material from below their plane of movement, which is useful if the pit floor is ...

  3. Bucket-wheel excavator - Wikipedia

    en.wikipedia.org/wiki/Bucket-wheel_excavator

    Bucket-wheel excavators have been used in mining for the past century, with some of the first being manufactured in the 1920s. [1] They are used in conjunction with many other pieces of mining machinery (conveyor belts, spreaders, crushing stations, heap-leach systems, etc.) to move and mine massive amounts of overburden (waste). While the ...

  4. LHD (load, haul, dump machine) - Wikipedia

    en.wikipedia.org/wiki/LHD_(Load,_Haul,_Dump_machine)

    The length improves axial weight distribution and bucket capacity can be enhanced. The two-part construction with central articulation helps in tracking and maneuverability. In mining, there is a limitation for shifting heavy equipment, and sometimes, an LHD has to be shifted through a shaft while dismantled. [1]

  5. Dragline excavator - Wikipedia

    en.wikipedia.org/wiki/Dragline_excavator

    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. The largest heavy draglines are among the largest mobile land machines ever built, weighing up to 13,500 tons, while the smallest and most common of the site-erected type weigh around ...

  6. Heavy equipment - Wikipedia

    en.wikipedia.org/wiki/Heavy_equipment

    Heavy equipment vehicles of various types parked near a highway construction site. Heavy equipment, heavy machinery, earthmovers, construction vehicles, or construction equipment, refers to heavy-duty vehicles specially designed to execute construction tasks, most frequently involving earthwork operations or other large construction tasks.

  7. Haul truck - Wikipedia

    en.wikipedia.org/wiki/Haul_truck

    The WABCO 3200 was a rare example of a tri-axle haul truck configuration A medium sized haul truck, the 214-short-ton (194 t; 191-long-ton) Caterpillar 789 [1]. Most haul trucks have a two-axle design, but two well-known models from the 1970s, the 350T Terex Titan and 235T WABCO 3200/B, had three axles.

  8. Excavator - Wikipedia

    en.wikipedia.org/wiki/Excavator

    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 ...

  9. Underground personnel carrier - Wikipedia

    en.wikipedia.org/wiki/Underground_personnel_carrier

    5- and 7- man personnel carrier. Where tight turning in confined spaces is necessary, personnel carriers designed on tractors are common. Heavy duty fenders, bumpers and man baskets (gondolas) are fabricated to mount on the tractor or tractor frames to provide more durability. Front loader personnel carrier