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  2. Articulated hauler - Wikipedia

    en.wikipedia.org/wiki/Articulated_hauler

    An articulated hauler, articulated dump truck (ADT), or sometimes a dump hauler, is a very large heavy-duty type of dump truck used to transport loads over rough terrain, and occasionally on public roads. The vehicle usually has all-wheel drive and consists of two basic units: the front section, generally called the tractor, and the rear ...

  3. Caterpillar 740 Ejector - Wikipedia

    en.wikipedia.org/wiki/Caterpillar_740_Ejector

    The ejector uses a 4-cylinder hydraulic ram and blade to dump the material out, a similar system to Cat's wheel tractor-scrapers. The 740 Ejector is sold as separate model from the usual 740. Total power is 436 hp (325 kW), total operating weight is 162,280 lb (73,610 kg), with the load being 42 short tons (38 tonnes ), 37.3 yd 3 (28.5 m 3 ) at ...

  4. 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.

  5. Articulated vehicle - Wikipedia

    en.wikipedia.org/wiki/Articulated_vehicle

    In the UK, tractor unit and trailer combinations are referred to as articulated lorries, or "artics". [1]A semi-trailer truck, also known as a semitruck, [1] (or semi, [2] eighteen-wheeler, [3] big rig, [4] tractor-trailer [5] or, by synecdoche, a semitrailer) [6] [a] is the combination of a tractor unit and one or more semi-trailers to carry freight.

  6. Professional Truck Driver Institute - Wikipedia

    en.wikipedia.org/wiki/Professional_Truck_Driver...

    The Professional Truck Driver Institute is a non-profit organization that offers course certification for tractor-trailer driver training courses requiring basic and safe operations theory and behind-the-wheel training of commercial 18-wheeler tractor-trailer combinations. The certification courses are offered by both private and publicly ...

  7. Caterpillar 797 - Wikipedia

    en.wikipedia.org/wiki/Caterpillar_797

    Before the dump body can be joined to the frame, the dump body components must be assembled and welded together by a dedicated team, requiring seven to ten days per dump body. Final assembly of one 797 requires a team of seven mechanics working in three shifts around the clock, for 20 days, in addition to the time required to assemble and weld ...

  8. Dump truck - Wikipedia

    en.wikipedia.org/wiki/Dump_truck

    A standard dump truck is a truck chassis with a dump body mounted to the frame. The bed is raised by a vertical hydraulic ram mounted under the front of the body (known as a front post hoist configuration), or a horizontal hydraulic ram and lever arrangement between the frame rails (known as an underbody hoist configuration), and the back of ...

  9. 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.

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