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 Rules state that vessels may depart from the requirements of the Rules when __________.
operating in restricted visibility operating in a narrow channel necessary to avoid immediate danger the Master enters it in the ship's log
2. INLAND ONLY You are navigating in a narrow channel and must remain in the channel for safe operation. Another vessel is crossing the channel ahead of you from your starboard and you doubt whether your vessel will pass safely. Which statement is TRUE?
You must stop your vessel, since the other vessel is the stand-on. You must sound one short blast of the whistle and turn to starboard. You must sound the danger signal. You must stop your engines and you may sound the danger signal.
3. BOTH INTERNATIONAL & INLAND A vessel "restricted in her ability to maneuver" is one which __________.
through some exceptional circumstance is unable to maneuver as required by the Rules from the nature of her work is unable to maneuver as required by the Rules due to adverse weather conditions is unable to maneuver as required by the Rules has lost steering and is unable to maneuver
4. BOTH INTERNATIONAL & INLAND Which vessel would exhibit sidelights when underway and not making way?
A vessel towing astern A vessel trawling A vessel not under command A vessel engaged in dredging operations
5. BOTH INTERNATIONAL & INLAND A power-driven vessel towing another vessel astern (tow less than 200 meters) shall show __________.
a small white light abaft the funnel three masthead lights in a vertical line instead of either the forward or after masthead lights two masthead lights in a vertical line instead of either the forward or after masthead lights two towing lights in a vertical line at the stern
6. BOTH INTERNATIONAL & INLAND Which vessel would exhibit sidelights when underway and not making way?
A vessel engaged in fishing A vessel not under command A vessel engaged in dredging A power-driven vessel
7. BOTH INTERNATIONAL & INLAND Risk of collision may be deemed to exist __________.
if the compass bearing of an approaching vessel does NOT appreciably change even when an appreciable bearing change is evident, particularly when approaching a vessel at close range if you observe both sidelights of a vessel ahead for an extended period of time All of the above
8. INTERNATIONAL ONLY When vessels are in sight of one another, two short blasts from one of the vessels means __________.
"I am altering my course to starboard" "I am altering my course to port" "I intend to change course to starboard" "I intend to change course to port"
9. BOTH INTERNATIONAL & INLAND In a crossing situation, which vessel may sound the danger signal?
Give-way vessel Stand-on vessel Either vessel Neither vessel
10. INLAND ONLY You are aboard the stand-on vessel in a crossing situation. You sound a one blast whistle signal. The give-way vessel answers with a two blast whistle signal. You should sound the danger signal and __________.
maintain course and speed as you are the stand-on vessel come around sharply to port take precautionary action until a safe passing agreement is made maneuver around the stern of the other vessel