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[2] [3] These various devices differ in construction, suitability to dock conditions, cost of installation, and loading capacity. [1] Dock plates and dock boards are generally portable; dock levelers and lifts are generally permanent fixtures. [2] Dock plates and dock boards are simply metal ramps which bridge the gaps between dock and truck. [4]
A loading dock leveler is a piece of equipment which is typically mounted to the exterior dock face or recessed into a pit at a loading dock. Commonly referred to as “bridging the gap”, a dock leveler allows for the movement of industrial vehicles (e.g. forklifts, pallet jacks ) between a building and a transport vehicle .
Whereas "shiplift" is the word that is normally used, the term used by Lloyd's register is "Mechanical Lift Dock". There are two different kinds of platform design, the articulated and the rigid. [1] The articulated platform has hinged connections between the main and the longitudinal beams. A rigid platform, the beams are bolted or welded ...
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Wood pilings grouped into a pair of dolphins serving as a protected entryway to a boat basin. A dolphin is a group of pilings arrayed together to serve variously as a protective hardpoint along a dock, in a waterway, or along a shore; as a means or point of stabilization of a dock, bridge, or similar structure; as a mooring point; and as a base for navigational aids.
By 1750, the old Dock Committee was replaced by the Liverpool Dock Trustees. [6] In order to provide stone for the construction of the expanded dock system, from 1830 the trustees (and later the MDHB) operated large quarries at Creetown, Scotland. [7] The MDHB took over running of Liverpool's docks from the trustees in 1858.
The San Antonio class is a class of amphibious transport docks, also called a "landing platform, dock" (LPD), used by the United States Navy.These warships replace the Austin-class LPDs (including Cleveland and Trenton sub-classes), as well as the Newport-class tank landing ships, the Anchorage-class dock landing ships, and the Charleston-class amphibious cargo ships that have already been ...
The use of gearless bulk carriers avoids the costs of installing, operating, and maintaining cranes. (Photo: Berge Athen , a 225,000 ton gearless bulk carrier.) Self-dischargers are bulk carriers with conveyor belts , or with the use of an excavator that is fitted on a traverse running over the vessel's entire hatch, and that is able to move ...