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 A vessel restricted in her ability to maneuver shall __________.
turn off her sidelights when not making way when operating in restricted visibility, sound a whistle signal of two prolonged and one short blast show a dayshape of two diamonds in a vertical line keep out of the way of a vessel engaged in fishing
2. BOTH INTERNATIONAL & INLAND A towing vessel pushing a barge ahead and rigidly connected in a composite unit shall show the lights of __________.
a vessel towing by pushing ahead a power-driven vessel, not towing a barge being pushed ahead either answer A or answer B
3. INTERNATIONAL ONLY What whistle signal, if any, would be sounded when two vessels are meeting, but will pass clear starboard to starboard?
One short blast Two short blasts Five or more short blasts No signal is required.
4. BOTH INTERNATIONAL & INLAND In which situation do you think a risk of collision exists?
A vessel is 22° on your port bow, range increasing, bearing changing slightly to the right. A vessel is broad on your starboard beam, range decreasing, bearing changing rapidly to the right. A vessel is 22° abaft your port beam, range increasing, bearing is constant. A vessel is on your starboard quarter, range decreasing, bearing is constant.
5. INLAND ONLY A power-driven vessel pushing ahead or towing alongside on the Mississippi River, below the Huey P. Long Bridge, shall carry __________.
two masthead lights, sidelights and sternlight two masthead lights, sidelights and two towing lights sidelights and two towing lights one masthead light, sidelights and sternlight
6. BOTH INTERNATIONAL & INLAND A pilot vessel on pilotage duty shall show identity lights __________.
at any time while underway while at anchor while alongside a vessel All of the above
7. BOTH INTERNATIONAL & INLAND You are approaching another vessel at night. You can see both red and green sidelights and, above the level of the sidelights, three white lights in a vertical line. The vessel may be __________.
not under command towing a tow more than 200 meters astern trawling underway and dredging
8. BOTH INTERNATIONAL & INLAND Two vessels meeting in a "head-on" situation are directed by the Rules to __________.
alter course to starboard and pass port to port alter course to port and pass starboard to starboard decide on which side the passage will occur by matching whistle signals slow to bare steerageway
9. BOTH INTERNATIONAL & INLAND You are about to cross a narrow channel when you see an approaching vessel that can only be navigated safely within the channel. You should __________.
cross the channel as you are the stand-on vessel cross only if the vessel in the channel is approaching on your port side not cross the channel if you might impede the other vessel sound the danger signal
10. INTERNATIONAL ONLY At night, a power-driven vessel underway of less than 7 meters in length where its maximum speed does not exceed 7 knots may show, as a minimum, __________.
sidelights and a sternlight the lights required for a vessel more than 7 meters in length sidelights only one all-round white light