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Cofferdam: Quiz


Question 1: Cofferdams have also been used to recover ships sunk in shallow waters, such as the USS Maine, or ________'s La Belle.
OntarioLa Salle ExpeditionsLouisiana (New France)René-Robert Cavelier, Sieur de La Salle

Question 2: Its components consist of ________, wales, and cross braces.
Retaining wallDeep foundationGeotechnical engineeringLandslide

Question 3: The cofferdam is also used on occasion in the shipbuilding and ship repair industry, when it is not practical to put a ship in ________ for repair or alteration.
MaineSubmarineUnited States NavyDrydock

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