A.low water slack
B.high water slack
C.high water ebb
D.high water flood
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A.lower low water
B.high water
C.low water
D.sea level
A.the height of the tide
B.depth of water under the bridge
C.charted vertical clearance at mean low water
D.distance from the water to low steel of the bridge
A.concealed
B.buried
C.existed
D.built
A.one nautical mile
B.two kilometers
C.5 cables only
D.one fathom
A.a vessel arrives at a port in a evening
B.a vessel leaves a port in a evening
C.a vessel arrives at a port in a morning
D.a vessel leaves a port in a morning
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Attention is called to the fact that in many cases pipelines are not （） and charted depths may be decreased by up to 2 meters．
On a voyage from Halifax,N.S.,to Dakar,West Africa,the Canary Current will （）.
A vessel is entering port A for the first time and has a Pilot conning the vessel. The Master is unsure that the Pilot is taking sufficient action to prevent a collision. What should the Master do（）.
Information on the operating times and characteristics of foreign radiobeacons can be found in which publication? （）
A tug is to assist in docking an oceangoing vessel on a hawser. The greatest danger to the tug is （）.
The height of tide is the （）.
Lateral movement of the vessel to leeward of its course defines （）.
Above-normal tides near the center of a hurricane maybe caused by the （）.
In Admiralty Sailing Directions，bands is the word used to indicate（）marking．
An occulting light is one in which （）.