Are you a TOP GUN in NavRules?You think you're ready for the NavRules test? Take the NavRules Challenge and find out!!
1. BOTH INTERNATIONAL & INLAND While underway your vessel enters fog. You stop your engines and the vessel is dead in the water. Which fog signal should you sound?
One prolonged blast every two minutes Two prolonged blasts every two minutes Three short blasts every two minutes One prolonged and three short blasts every two minutes
2. BOTH INTERNATIONAL & INLAND What is NOT a vessel "restricted in her ability to maneuver"?
A vessel laying engaged in laying submarine cable A vessel towing with limited maneuverability due to a large unwieldy tow A deep-draft vessel that can only navigate in a dredged channel A towing vessel underway with a fuel barge alongside and taking on fuel
3. BOTH INTERNATIONAL & INLAND A vessel is "in sight" of another vessel when she __________.
can be observed by radar has determined that risk of collision exists is sounding a fog signal which can be heard on the other vessel can be observed visually from the other vessel
4. INLAND ONLY When power-driven vessels are crossing, a signal of one short blast by either vessel means __________.
"I intend to leave you on my port side" "I intend to hold course and speed" "I intend to change course to starboard" "I request a departure from the Rules"
5. BOTH INTERNATIONAL & INLAND Your vessel is aground in fog. In addition to the regular anchor signals, you will be sounding __________.
three strokes of the gong before and after the rapid ringing of the gong a blast on the whistle three strokes of the bell before and after the rapid ringing of the bell no additional signals
6. BOTH INTERNATIONAL & INLAND What type of vessel or operation is indicated by a vessel showing two cones with the apexes together?
Sailing vessel Vessel trawling Mineclearing Dredge
7. BOTH INTERNATIONAL & INLAND A sailing vessel with the wind abaft the beam is navigating in fog. She should sound __________.
three short blasts one prolonged blast one prolonged and two short blasts two prolonged blasts
8. BOTH INTERNATIONAL & INLAND The word "vessel", in the Rules, includes __________.
sailing ships nondisplacement craft seaplanes All of the above
9. BOTH INTERNATIONAL & INLAND A vessel approaching a narrow channel shall __________.
avoid crossing the channel if it impedes another vessel navigating in the channel not overtake any vessels within the channel keep as close as possible to the edge of the channel on her port side anchor only in the middle of the channel
10. INLAND ONLY If a towing vessel and her tow are severely restricted in their ability to deviate from their course, they may show lights in addition to their towing identification lights. These additional lights shall be shown if the tow is __________.
pushed ahead towed alongside towed astern Any of the above