单项选择题
Every vessel should at all times proceed at a safe speed. Safe speed is defined as that speed where（）.
A.you can stop within your visibility range
B.you can take proper and effective action to avoid collision
C.you are traveling slower than surrounding vessels
D.no wake comes from your vessel
相关考题
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单项选择题
Every vessel shall proceed at a safe speed（）the prevailing circumstances and conditions
A.adapted to
B.used by
C.liable to
D.adaptation to -
单项选择题
Every vessel shall at all times proceed at a safe speed so that she can（）.
A.take proper and effective action to avoid collision
B.be stopped within a distance appropriate to the prevailing circumstances and conditions
C.neither A nor B
D.both A and B -
单项选择题
As you approach Shreves cut-off you see Red River LandingGage (302.4 AHP) which reads 4.2 feet. Which of thefollowing statements is TRUE? （）
A.This reading is at the same elevation as the 6.2 ft. mark on the gage at Head of Passes
B.A vessel drawing 8 ft would be able to pass over the sill at Old River Lock
C.This reading is 6.4 feet below the Low Water Reference Plane
D.A vessel drawing 7 ft. would be able to pass through the locks at Lower Old River
