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  2. Overhead power line - Wikipedia

    en.wikipedia.org/wiki/Overhead_power_line

    An overhead power line is a structure used in ... (EHV; transmission) – from 345 kV, up to about 800 kV, [2] [page needed] used for long distance, very high power ...

  3. Transmission tower - Wikipedia

    en.wikipedia.org/wiki/Transmission_tower

    Transmission tower in Toronto, ON Single-circuit three-phase transmission line Transmission towers on a hill field. Three-phase electric power systems are used for high voltage (66- or 69-kV and above) and extra-high voltage (110- or 115-kV and above; most often 138- or 230-kV and above in contemporary systems) AC transmission lines.

  4. Crane (machine) - Wikipedia

    en.wikipedia.org/wiki/Crane_(machine)

    When a tower crane is used in proximity to buildings, roads, power lines, or other tower cranes, a tower crane anti-collision system is used. This operator support system reduces the risk of a dangerous interaction occurring between a tower crane and another structure.

  5. Guy-wire - Wikipedia

    en.wikipedia.org/wiki/Guy-wire

    A guy-wire, guy-line, guy-rope, down guy, or stay, also called simply a guy, is a tensioned cable designed to add stability to a freestanding structure. They are used commonly for ship masts , radio masts , wind turbines , utility poles , and tents .

  6. Electric overhead traveling crane - Wikipedia

    en.wikipedia.org/wiki/Electric_overhead...

    EOT cranes are extensively used in warehouses and industry. [2] An EOT crane is able to carry heavy objects to anywhere needed on the factory floor, and can also be used for lifting. However, it cannot be used in every industry. The working temperature is to limited to a range between -20°C to 40°C. [citation needed]

  7. Catenary maintenance vehicle - Wikipedia

    en.wikipedia.org/wiki/Catenary_Maintenance_Vehicle

    An Amtrak catenary maintenance vehicle. Both a crane and a movable platform can be seen on the vehicle's roof. A catenary maintenance vehicle (also known as a tower wagon or tower car) is a railroad maintenance of way vehicle that is used to maintain and inspect overhead line (also known as catenary) on electrified railroad or metro tracks.

  8. Overhead crane - Wikipedia

    en.wikipedia.org/wiki/Overhead_crane

    An overhead crane, commonly called a bridge crane, is a type of crane found in industrial environments. An overhead crane consists of two parallel rails seated on longitudinal I-beams attached to opposite steel columns by means of brackets. The traveling bridge spans the gap. A hoist, the lifting component of a crane, travels along the bridge.

  9. Gantry crane - Wikipedia

    en.wikipedia.org/wiki/Gantry_crane

    Side-view of Super-PostPanamax portainer crane at the APM Terminal in the Port of Rotterdam. A gantry crane is a crane built atop a gantry, which is a structure used to straddle an object or workspace. They can range from enormous "full" gantry cranes, capable of lifting some of the heaviest loads in the world, to small shop cranes, used for ...