Diagram number D037NG represents a movable dam. If there is high water and the wickets are down so that there is an unobstructed navigable pass through the dam, what light(s) will be shown at D if the lock walls and piers are not awash?
A
One red light
B
Two red lights
C
Three red lights
D
One amber light
E
İlgili Sorular
Your vessel displaces 968 tons and measures 158'L x 40'B. You ship a large wave on the after deck. W...Magnetic heading differs from compass heading by __________.When used to fight fire, carbon dioxide _____.On offshore drilling units each inflatable life raft that is not intended for davit launching must b...BOTH INTERNATIONAL & INLAND You are approaching another vessel. She is about one mile distant and is...