The use of portable electrical equipment in the pumproom on tank barges is prohibited unless ______．
A. The pumproom is gas-free
B. Spaces with bulkheads common to the pumproom are either gas-free，inert，filled with water，or contain grade E liquid
C. All other compartments in which flammable vapors and gases may exist are closed and secured
D. All of the above
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The discharge into sea of substances in Category A as defined or of those provisionally assessed as such or ballast water，tank washings，or other residues or mixtures containing such substances shall be ______．
A. Motivated
B. Innovated
C. Prohibited
D. Provided
The capacity of the segregated ballast tanks shall be ______ determined that the ship may
A. Such
B. As
C. So
D. Well
The oil transfer procedures aboard a tanker transferring oil are NOT required to contain ______．
A. The name of each person designated as the person in charge of transfer
B. A line diagram of the vessel's oil transfer piping
C. Special procedures for topping off tanks
D. A description of the deck discharge containment system
The free surface corrections depend upon the dimensions of the surface of the free liquids
A. volume of liquid in the tank
B. displacement of the vessel
C. location of the tank in the vessel
D. height of the center of gravity of the vessel
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