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  2. In situ capping of subaqueous waste - Wikipedia

    en.wikipedia.org/wiki/In_situ_capping_of_sub...

    The cap in constructed with standard construction equipment such as "backhoes, clamshells, dumped from trucks, and/or spread with bulldozers." The major limitation of this method is the reach of the equipment. [2] Pipeline or barge placement: this involves placing the in-situ cap with a barge or a pipeline.

  3. Setting pole - Wikipedia

    en.wikipedia.org/wiki/Setting_pole

    A setting pole or quant (quant pole) is a pole, handled by a crew member, to move boats, barges (in which case it is also called a barge pole) or punts by pushing the craft in the desired direction. The pole is used to push against the river or sea bed or, in some cases, the bank of the river.

  4. Lightering - Wikipedia

    en.wikipedia.org/wiki/Lightering

    Lightering (also called lighterage) is the process of transferring cargo between vessels of different sizes, usually between a barge and a bulker or oil tanker. Lightering is undertaken to reduce a vessel's draft so it can enter port facilities that cannot accept large fully-loaded ocean-going vessels.

  5. Drillship - Wikipedia

    en.wikipedia.org/wiki/Drillship

    A drillship can be used as a platform to carry out well maintenance or completion work such as casing and tubing installation, subsea tree installations, and well capping. Drillships are often built to the design specifications set by the oil production company or investors. [2]

  6. Left Coast Lifter - Wikipedia

    en.wikipedia.org/wiki/Left_Coast_Lifter

    While transporting the sheerleg, the heel pin support may be moved towards the bow of the barge in order to lower the boom and the overall profile of the barge, facilitating transport. The shear-leg crane on Left Coast Lifter has a 328-foot (100 m) long boom, weighing 992 short tons (900 t) with a 1,873-short-ton (1,699 t) lift capacity. [ 4 ]

  7. DeLong pier - Wikipedia

    en.wikipedia.org/wiki/DeLong_Pier

    A DeLong pier is a type of elonged ersatz pier constructed from prefabricated barge-like sections and simple caissons driven into a harbor's seafloor. First used during the Vietnam War at Cam Ranh Bay , the DeLong pier was originally designed shortly after the Second World War by the DeLong Corporation, and a prototype was constructed not long ...

  8. Mine caps - Wikipedia

    en.wikipedia.org/wiki/Mine_Caps

    This type of cap is used where easy access is a necessity. The photo at right is of a 1/4-inch steel-plating cap at the entrance to a horizontal shaft at the Petherick Mine, located in Keweenaw County, Michigan. The slot cut near the top of the plate allows bats to enter and exit.

  9. Train ferry - Wikipedia

    en.wikipedia.org/wiki/Train_ferry

    While railway vehicles can be and are shipped on the decks or in the holds of ordinary ships, purpose-built train ferries can be quickly loaded and unloaded by roll-on/roll-off, especially as several vehicles can be loaded or unloaded at once. A train ferry that is a barge is called a car float or rail barge. Some train ferries are considered ...