Are you a TOP GUN in NavRules?You think you're ready for the NavRules test? Take the NavRules Challenge and find out!!
1. INTERNATIONAL ONLY A towing light is __________.
shown at the bow white in color shown in addition to the sternlight an all-round light
2. BOTH INTERNATIONAL & INLAND Of the vessels listed, which must keep out of the way of all the others?
A sailing vessel A vessel restricted in her ability to maneuver A vessel not under command A vessel engaged in fishing
3. INLAND ONLY Which statement is TRUE of a power-driven vessel proceeding downbound with the current, when meeting an upbound vessel on the Western Rivers?
She shall not impede the upbound vessel. She shall pass on the port side of the other. She shall propose the manner of passage. All of the above
4. INTERNATIONAL ONLY Which statement is TRUE, according to the Rules?
A vessel constrained by her draft shall keep out of the way of a vessel engaged in fishing. A vessel engaged in fishing while underway shall, so far as possible, keep out of the way of a vessel restricted in her ability to maneuver. A vessel not under command shall avoid impeding the safe passage of a vessel constrained by her draft. A vessel not under command shall keep out of the way of a vessel restricted in her ability to maneuver.
5. BOTH INTERNATIONAL & INLAND Two vessels are in an overtaking situation. Which of the lights on the overtaken vessel will the overtaking vessel see?
Two masthead lights One masthead light and a sidelight Both sidelights Sternlight only
6. BOTH INTERNATIONAL & INLAND Which signal may be used by a vessel that is in doubt as to whether sufficient action is being taken by another vessel to avoid collision?
A continuous sounding of the fog horn Firing a gun every minute Five or more short rapid blasts on the whistle One prolonged blast on the whistle
7. INLAND ONLY Maneuvering signals shall be sounded on inland waters by __________.
all vessels when meeting, crossing, or overtaking and in sight of one another all vessels meeting or crossing at a distance within half a mile of each other and not in sight of one another power-driven vessels overtaking and in sight of one another power-driven vessels crossing at a distance within half a mile of each other and NOT in sight of one another
8. INLAND ONLY At night, a light signal consisting of two flashes by a vessel indicates __________.
an intention to communicate over radiotelephone that the vessel is in distress an intention to leave another vessel to port an intention to leave another vessel to starboard
9. BOTH INTERNATIONAL & INLAND The white masthead light required for a power-driven vessel under the Rules is visible over how many degrees of the horizon?
022.5° 112.5° 225.0° 360.0°
10. BOTH INTERNATIONAL & INLAND A power-driven vessel "not under command" at night must show which lights in a vertical line?
Three red Two red Two white Three white