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Crane Terminology

Cranes are a widely used piece of equipment worldwide in many different capacities. Types of cranes vary depending on types of work in different situations. Crawler cranes, overhead cranes, hydraulic cranes and gantry cranes can be utilized to complete a variety of projects. Next week we will discuss gantry cranes and how our experienced rigging team completes heavy industrial projects using specialized processes and equipment. Let’s discuss the components of a mobile hydraulic crane as it is the most recognizable crane used in a variety of industries.

Crane Definitions

  • Carrier – The portion of the crane located below the turntable bearing.
  • Operators Cab – A housing that covers the operator’s station.
  • Outrigger – An extendable supporting device used to level the crane and increase stability.
  • Outrigger Float or Outrigger Jack – The hydraulic cylinder on the outrigger beam which extends vertically to raise and lower the crane for leveling.
Crane Terminology
  • Counterweight – Weight used to supplement the weight of the crane in providing stability for lifting loads.
  • Boom – Telescopic or fixed arm that is used to move objects.
  • Boom Hoist – Rope drum and its drive, or another mechanism, for controlling the angle of a lattice boom crane.
  • Boom Section – Individual lattice structure which are pinned together to form the boom attachment. Crane lattice booms are usually in two basic sections, tip and base. Such booms may be lengthened by insertion of one or more additional extension sections.
  • Load – The total superimposed weight on the hoist load block or hook.
  • Load Block – The assembly of hook or shackle, swivel, bearing, sheaves, sprockets, pins and frame suspended by the hoisting rope or load chain.
  • Hoist – A mechanical unit that is used for lifting and lowering a load via a hook or lifting attachment.
  • Hoist Chain – The load-bearing chain in a hoist.

Lee Contracting In-House Cranes

Lee Contracting’s in-house equipment includes cranes with capacities up to 300 tons and gantries with capacities up to 1,200 tons. We can complete your industrial project no matter the size or complexity. Not only can we complete any of your crane needs, we provide full turn-key solutions to assist with shutdown, start-up, hookups, maintenance and more.

Receive your free quote today or call us today at (888) 833-8776 to learn how we can complete your next industrial project.