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 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°
2. BOTH INTERNATIONAL & INLAND Which vessel would exhibit sidelights when underway and not making way?
A vessel not under command A vessel towing by pushing ahead A vessel engaged in dredging A vessel trawling
3. 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.
4. BOTH INTERNATIONAL & INLAND Your 15-meter vessel is crossing a narrow channel and a large cargo vessel to port is within the channel and crossing your course. You must __________.
hold course and speed sound the danger signal initiate an exchange of passing signals do not cross the channel if you might impede the other vessel
5. BOTH INTERNATIONAL & INLAND All of the following are distress signals EXCEPT __________.
the continuous sounding of any fog signal apparatus giving five or more short and rapid blasts of the whistle firing a gun at intervals of about a minute a barrel with burning oil in it, on deck
6. INLAND ONLY Which statement is TRUE concerning the fog signal of a sailing vessel 25 meters in length anchored in a "special anchorage area" approved by the Secretary of Transportation?
The vessel is not required to sound a fog signal. The vessel shall ring a bell for 5 seconds every minute. The vessel shall sound one blast of the whistle every 2 minutes. The vessel shall sound three blasts on the whistle every 2 minutes.
7. BOTH INTERNATIONAL & INLAND Which vessel sounds the same fog signal when underway or at anchor?
A sailing vessel A vessel restricted in her ability to maneuver A vessel constrained by her draft A vessel not under command
8. BOTH INTERNATIONAL & INLAND Which vessel shall NOT impede the passage of a vessel which can safely navigate only within a narrow channel or fairway?
A vessel of less than 20 meters in length A vessel sailing A vessel fishing All of the above
9. BOTH INTERNATIONAL & INLAND If practical, when shall a manned vessel being towed sound her fog signal?
Immediately before the towing vessel sounds hers Immediately after the towing vessel sounds hers As close to the mid-cycle of the towing vessel's signals as possible At any time as long as the interval is correct
10. BOTH INTERNATIONAL & INLAND A 60-meter vessel which is trawling is required to show how many white masthead lights at night?
1 2 3 4