(n.) A partition in a vessel, to separate apartments on the same deck.
(n.) A structure of wood or stone, to resist the pressure of earth or water; a partition wall or structure, as in a mine; the limiting wall along a water front.
Example Sentences:
(1) Previous studies have demonstrated leaching from chromated-copper-arsenate (CCA)-treated wood, which is used in pilings and bulkheads, and resulting toxicity to various estuarine organisms.
(2) US Navy naval architects devised a plan where the superstructure was stripped as far as possible to lighten the ship then watertight bulkheads were fitted internally to form buoyancy chambers.
(3) The cabin and bulkheads of Plastiki have also been constructed out of a special recycled material called srPET, made of webs of plastic.
(4) The effects of chromated copper arsenate (CCA), used for treating wood in docks, pilings, and bulkheads, were studied in several estuarine organisms.
Cofferdam
Definition:
(n.) A water-tight inclosure, as of piles packed with clay, from which the water is pumped to expose the bottom (of a river, etc.) and permit the laying of foundations, building of piers, etc.
Example Sentences:
(1) In early May, the cofferdam failed due to a build up of crystallised gas , and as the oil began to wash ashore, BP focused instead on trying to capture some of the leaking oil, rather than stopping the flow all at once.
(2) Deepwater team attempts to put 100-tonne box over blown-out oil well Video recreation of cofferdam method A fishing ban for federal waters off the Gulf is extended to 17 May.
(3) 30 patients who had experienced contact urticaria after exposure to gloves, contraceptives, balloons or dental cofferdams went through a detailed examination including interviews on: exposure to rubber; local and distant symptoms; provocation tests; skin prick tests with (among other substances) latex extracts from the rubber tree Hevea brasiliensis; patch testing, IgE and RAST analyses.
(4) While beginning this drilling, the company successfully stemmed one of the three leaks by attaching a valve to the end of the crippled drilling pipe, and after constructing three huge cofferdams – or containment domes – tried to lower one over the main source of the leak.