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NAVIGATION RULES

NAVIGATION RULES. Sound and Light Signals Inland COMO Lew Wargo DSO-OP (9ER) 15 April 2014 NAV RULES SOUND & LIGHT SIGNALS. REFERENCES. Navigation Rules International - Inland COMDTINST M16672.2(series). SOUND & LIGHT SIGNALS. What size vessel must carry both a whistle and a bell?

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NAVIGATION RULES

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  1. NAVIGATION RULES Sound and LightSignals Inland COMO Lew Wargo DSO-OP (9ER) 15 April 2014 NAV RULES SOUND & LIGHT SIGNALS

  2. REFERENCES Navigation Rules International - Inland COMDTINST M16672.2(series)

  3. SOUND & LIGHT SIGNALS • What size vessel must carry both a whistle and a bell? A. Equal or more than 7 meters B. Equal or more than 10 meters C. Equal or more than 12 meters D. Equal or more than 20 meters.

  4. SOUND & LIGHT SIGNALS • What size vessel must carry both a whistle and a bell? A. Equal to or more than 7 meters. B. Equal to or more than 10 meters. C. Equal to or more than 12 meters. D. Equal to or more than 20 meters.

  5. SOUND & LIGHT SIGNALS • When power driven vessels are in sight of one another and meeting or crossing they must signal if within what distance? A. 100 yards B. 200 yards C. ½ mile D. 1 mile

  6. SOUND & LIGHT SIGNALS • When power driven vessels are in sight of one another and meeting or crossing they must signal if within what distance? A. 100 yards B. 200 yards C. ½ mile D. 1 mile

  7. SOUND & LIGHT SIGNALS • Which of the following whistle signal is correct? A. One short blast means I am altering course to port and will leave you on my starboard side. B. Two short blasts means I am altering course to starboard and will leave you on my port side. C. One short blast means I am altering course to starboard and will leave you on my port side. D. Three short blasts is a danger signal.

  8. SOUND & LIGHT SIGNALS • Which of the following whistle signal is correct? A. One short blast means I am altering course to port and will leave you on my starboard side. B. Two short blasts means I am altering course to starboard and will leave you on my port side. C. One short blast means I am altering course to starboard and will leave you on my port side. D. Three short blasts is a danger signal.

  9. SOUND & LIGHT SIGNALS • Three short blasts on a whistle means: A. I am at anchor B. I am aground C. Danger D. My engines are in astern propulsion

  10. SOUND & LIGHT SIGNALS • Three short blasts on a whistle means: A. I am at anchor B. I am aground C. Danger D. My engines are in astern propulsion

  11. SOUND & LIGHT SIGNALS • The danger signal on a whistle is: A. Three short blasts B. Four short blasts C. Five or more short blasts D. None of the above

  12. SOUND & LIGHT SIGNALS • The danger signal on a whistle is: A. Three short blasts B. Four short blasts C. Five or more short blasts D. None of the above

  13. SOUND & LIGHT SIGNALS • A light used to supplement whistle signals is: A. An all-round white B. An all-round yellow C. A light with a range of 2 miles D. May be either an all-round white or yellow light with a range of 2 miles.

  14. SOUND & LIGHT SIGNALS • A light used to supplement whistle signals is: A. An all-round white B. An all-round yellow C. Light with a range of 2 miles D. May be either an all-round white or yellow light with a range of 2 miles.

  15. SOUND & LIGHT SIGNALS • What signal does a vessel give when nearing a bend in a narrow channel? A. One prolonged blast B. Three short blasts C. Four short blasts D. Five short blasts

  16. SOUND & LIGHT SIGNALS • What signal does a vessel give when nearing a bend in a narrow channel? A. One prolonged blast B. Three short blasts C. Four short blasts D. Five short blasts

  17. SOUND & LIGHT SIGNALS • A vessel leaving a dock or berth, shall give what signal on her whistle? A. One prolonged blast B. One short blast C. four short blasts D. Five short blasts

  18. SOUND & LIGHT SIGNALS • A vessel leaving a dock or berth, shall give what signal on her whistle? A. One prolonged blast B. One short blast C. four short blasts D. Five short blasts

  19. SOUND & LIGHT SIGNALS • If a vessel does not understand the signal from another vessel, she should answer with: A. The same signal B. Three short blasts C. Four short blasts D. Five or more short blasts

  20. SOUND & LIGHT SIGNALS • If a vessel does not understand the signal from another vessel, she should answer with: A. The same signal B. Three short blasts C. Four short blasts D. Five or more short blasts

  21. SOUND & LIGHT SIGNALS • A power driven vessel making way in restricted visibility sounds: A. One prolonged blast at least once every 2 minutes B. Three short blasts at least once every 2 minutes C. The danger signal at least once every two minutes D. One prolonged blast at least once every minute

  22. SOUND & LIGHT SIGNALS • A power driven vessel making way in restricted visibility sounds: A. One prolonged blast at least once every 2 minutes B. Three short blasts at least once every 2 minutes C. The danger signal at least once every two minutes D. One prolonged blast at least once every minute

  23. SOUND & LIGHT SIGNALS • If in restricted visibility you hear 1 prolonged and 2 short blasts followed by 1 prolonged and 3 short blasts you are hearing the signal of: A. A sailboat under way, making way B. A vessel restricted in its maneuverability C. A vessel towing and the tow D. A vessel not under command

  24. SOUND & LIGHT SIGNALS • If in restricted visibility you hear 1 prolonged and 2 short blasts followed by 1 prolonged and 3 short blasts you are hearing the signal of: A. A sailboat under way, making way B. A vessel restricted in its maneuverability C. A vessel towing and the tow D. A vessel not under command

  25. SOUND & LIGHT SIGNALS • One prolonged and two short is a whistle signal used at least once every 2 minutes by: A. A vessel towing B. A sailboat operating under sail power C. A vessel restricted in ability to maneuver or not under command D. All of the above

  26. SOUND & LIGHT SIGNALS • One prolonged and two short is a whistle signal used at least once every 2 minutes by: A. A vessel towing B. A sailboat operating under sail power C. A vessel restricted in ability to maneuver or not under command D. All of the above

  27. SOUND & LIGHT SIGNALS • A vessel over 12 meters in length, at anchor must sound what sound signal at least every minute: A. A rapid ringing of a bell for 5 seconds B. A sounding of a gong for 5 seconds C. A rapid ringing of a bell and five short whistle blasts D. None of the above

  28. SOUND & LIGHT SIGNALS • A vessel over12 meters in length, at anchor must sound what sound signal at least every minute: A. A rapid ringing of a bell for 5 seconds B. A sounding of a gong for 5 seconds C. A rapid ringing of a bell and five short whistle blasts D. None of the above

  29. SOUND & LIGHT SIGNALS • What whistle signal may be used to augment the anchor signal: A. five short B. Four short C. A short, a prolonged and a short D. One prolonged and two short

  30. SOUND & LIGHT SIGNALS • What whistle signal may be used to augment the anchor signal: A. five short B. Four short C. A short, a prolonged and a short D. One prolonged and two short

  31. SOUND & LIGHT SIGNALS • A vessel engaged in pilotage duty in restricted visibility sounds: A. Three short B. Four short C. One prolonged and three short D. Five short

  32. SOUND & LIGHT SIGNALS • A vessel engaged in pilotage duty in restricted visibility sounds: A. Three short B. Four short C. One prolonged and three short D. Five short

  33. SOUND & LIGHT SIGNALS • 16. A high intensity white light flashing at a regular interval 50 to 70 times per minute indicates: A. A tow by an vessel not equipped to tow. B. A distress signal on International waters only. C. A distress signal on the Inland Waters only. D. A distress signal on International and Inland Waters.

  34. SOUND & LIGHT SIGNALS • A high intensity white light flashing at a regular interval 50 to 70 times per minute indicates: A. A tow by an vessel not equipped to tow. B. A distress signal on International waters only. C. A distress signal on the Inland Waters only. D. A distress signal on International and Inland Waters.

  35. SOUND & LIGHT SIGNALS 17. What sound signal must a vessel under 12 meters make if anchored in restricted visibility? A. The rapid ringing of a bell for 5” at least once every minute. B. Any sound signal that can not be confuse with another sound signal. C. The rapid ringing of a bell at least once every 2 minutes. D. Five or more short blasts at least once every minute.

  36. SOUND & LIGHT SIGNALS 17. What sound signal must a vessel under 12 meters make if anchored in restricted visibility? A. The rapid ringing of a bell for 5” at least once every minute. B. Any sound signal that can not be confused with another sound signal. C. The rapid ringing of a bell at least once every 2 minutes. D. Five or more short blasts at least once every minute.

  37. SOUND & LIGHT SIGNALS • If in restricted visibility you hear a whistle signal consisting of 1 short, 1 prolonged and 1 short blast, you are hearing: A. A vessel drifting. B. A vessel making way under power. C. A vessel in distress. D. A vessel at anchor.

  38. SOUND & LIGHT SIGNALS • If in restricted visibility you hear a whistle signal consisting of 1 short, 1 prolonged and 1 short blast, you are hearing: A. A vessel drifting. B. A vessel making way under power. C. A vessel in distress. D. A vessel at anchor.

  39. SOUND & LIGHT SIGNALS • If in restricted visibility, you hear a rapid ringing of a bell followed by three distinct strokes of the bell, you are hearing: A. A vessel over 100 meters at anchor. B. A vessel over 12 meters at anchor. C. A vessel aground. D. None of the above.

  40. SOUND & LIGHT SIGNALS • If in restricted visibility, you hear a rapid ringing of a bell followed by three distinct strokes of the bell, you are hearing: A. A vessel over 100 meters at anchor. B. A vessel over 12 meters at anchor. C. A vessel aground. D. None of the above.

  41. SOUND & LIGHT SIGNALS • Which of the following frequency ranges is correct for a vessel’s signal whistle: A. 250-525HZ for vessels less than 75 meters. B. 70- 250 Hz for vessels over 75 meters. C. None of the above. D. All of the above.

  42. SOUND & LIGHT SIGNALS • Which of the following frequency ranges is correct for a vessel’s signal whistle: A. 250-525 Hz for vessels less than 75 meters. B. 70- 250 Hz for vessels over 75 meters. C. None of the above. D. All of the above.

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