A.a vessel towing by pushing ahead
B.a power-driven vessel，not towing
C.a barge being pushed ahead
D.either answer A or answer B
您可能感興趣的試卷
你可能感興趣的試題
A.the towboat vibrates when backing down
B.the roostertail exceeds the height of the main deck
C.a strain is placed on the face wires
D.water comes over the foredeck of the lead barges
A.main string
B.push string
C.power string
D.face string
A.increase the lifting capacity
B.increase the lifting radius
C.protect the slings
D.protect the upper part of a load
A.to the base of the foremast
B.to the forward-most bitts
C.to the forward part of the deckhouse
D.at the stern
A.The cargo will spontaneously ignite if released to the atmosphere
B.You must operate this barge as a lead barge
C.The barge should be spotted as far away from the towboat as possible
D.The barge must be in a protected position within the tow
最新試題
If the cargo gear on your vessel is equipped with a regular guy and a preventer guy，you should（）.
By regulation，cargo tanks must be inert before and during what operation?（）.
In preparing a cargo space for receipt of a shipment of bagged cargo，which instruction for laying dunnage should be followed? （）
To serve as a person in charge of transfer operations on board a self-propelled tanker，an individual must（）.
In order to minimize the effects of a tender vessel，when carrying a cargo of lumber，you should（）.
The type of carrier required to file a copy of freight tariffs would be the（）.
In observing rig motion while under tow，the period of roll is the time difference between（）.
Large quantities of uncovered pig iron or billets should not be carried in the upper-tween decks because（）.
In securing deck loads for an ocean tow，drill pipe should be（）.
The safe working load for the assembled cargo gear and the minimum angle to the horizontal for which the gear is designed shall be marked on the（）.