更多"A tug is towing three manned barges"的相关试题:
[单项选择]A tow of 9 barges is made up three abreast and three long. The towboat is faced up to the center string which is known as the（）.
A. main string
B. push string
C. power string
D. face string
[单项选择]A tow of 9 barges is made up three abreast by three long. The towboat is faced up to the last barge of the center string. The outer two strings of barges are the（）.
A. port and starboard strings
B. outer strings
C. drag strings
D. side strings
[单项选择]Take tug’s towing line to（）.
A. captain
B. capstan
C. capital
D. carpenter
[单项选择]The disadvantage of using three strand nylon line for towing is its（）.
A. inherent weakness
B. tendency to rot if left damp
C. danger to crew if it parts
D. strength and shock absorbing abilities
[单项选择]A tug would NOT assist a ship to steer if the tug is made up to the large vessel（）.
A. by a tow line ahead of the vessel
B. forward on either bow of the vessel
C. approximately amidships of the vessel
D. on the vessel's quarter
[单项选择]Took tug Satex on St’d bow，using eng．and tug var’ly at Capt.and Plt orders.This wording is likely to appear in（）.
A. Deck logs
B. Night Orders
C. Captain's Standing Orders
D. B/L
[单项选择]A towboat is pushing barges ahead at a dangerously fast speed when（）.
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
[单项选择]Most drill ships and barges have a walled opening below the derrick，open to the water’s surface and through which various drilling tools can pass down to the sea floor called a （）.
A. moon pool
B. spider deck opening
C. pontoon
D. keyway
[单项选择]Which kind of fog is also named as ground fog?（）
A. Advection
B. Radiation fog
C. frontal fog
D. Steam fog
[单项选择]What is NOT a problem area when loading barges on a LASH type vessel? （）
A. Frequent stability calculations required
B. Thorough pre-planning required
C. Limiting depths alongside berths restrict barge drafts
D. Minimum trim and 0°list are required for optimum operations
[单项选择]Two barges are being pushed ahead by a tugboat.Which statement is TRUE concerning lights on the barges（）.
A. Each vessel should show sidelights
B. Each vessel should show at least one white light
C. The barges should be lighted as separate units
D. The barges should be lighted as one vessel
[单项选择]Prior to loading barges over the stern of a LASH vessel，the vessel should be trimmed in what manner?（）.
A. Two to four feet by the bow
B. Slightly by the bow
C. No trim should be permitted
D. Slightly by the stern
[单项选择]A lashing used to secure two barges side by side，lashed in an X fashion，is called a（）.
A. backing wire
B. scissor wire
C. face wire
D. breast wire
[单项选择]A towboat has the same draft as the barges it is pushing ahead. If the distance from the stern of the towboat to the head of the tow is 260m，where is the approximate location of the pivot point of the unit?（）
A. At the head of the tow
B. 75m from the head of the tow
C. 120m from the head of the tow
D. 180m from the head of the tow
[单项选择]TUG3的结构是（）
A. 9行83列
B. 9行84列
C. 9行85列
D. 9行86列
[单项选择]A tug in irons is（）.
A. rudder bound
B. being tripped by the towline
C. unable to maneuver
D. broached
