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NAVIGATION RULES

NAVIGATION RULES

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NAVIGATION RULES

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  1. NAVIGATION RULES Lights and Shapes Inland COMO Lew Wargo DSO-OP (9ER) 15 April 2014 NAV RULES< LIGHTS & SHAPES

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

  3. LIGHTS AND SHAPES • Navigation lights must be displayed: A. From sunrise to sunset only B. Only in periods of restricted visibility C. From sunset to sunrise only D. From sunset to sunrise and in periods of restricted visibility

  4. LIGHTS AND SHAPES • Navigation lights must be displayed: A. From sunrise to sunset only B. Only in periods of restricted visibility C. From sunset to sunrise only D. From sunset to sunrise and in periods of restricted visibility

  5. LIGHTS AND SHAPES • A masthead light must cover a horizontal arc of 225 degrees and be fixed to cover from dead ahead to: A. 90 degrees to each side B. 22.5 degrees abaft the beam on each side C. 135 degrees to each side D. None of the above

  6. LIGHTS AND SHAPES • A masthead light must cover a horizontal arc of 225 degrees and be fixed to cover from dead ahead to: A. 90 degrees to each side B. 22.5 degrees abaft the beam on each side C. 135 degrees to each side D. None of the above

  7. LIGHTS AND SHAPES • A stern light: A. Is a white light covering an arc of 180 degrees, 90 degrees to port and 90 degrees to starboard. B. Is a yellow light covering an arc of 135 degrees, centered dead astern. C. A white light covering 67.5 degrees from dead aft on each side. D. A white light covering an arc of 225 degrees, 112.5 degrees to each side from dead astern.

  8. LIGHTS AND SHAPES • A stern light: A. Is a white light covering an arc of 180 degrees, 90 degrees to port and 90 degrees to starboard. B. Is a yellow light covering an arc of 135 degrees, centered dead astern. C. A white light covering 67.5 degrees from dead aft on each side. D. A white light covering an arc of 225 degrees, 112.5 degrees to each side from dead astern.

  9. LIGHTS AND SHAPES • A special flashing light means: A. A yellow light flashing at an interval of 50 to 70 flashes per minute. B. A white light flashing at 50 to 70 flashes per minute. C. Is also called a “Public Safety” light. D. Is used as a tow light.

  10. LIGHTS AND SHAPES • A special flashing light means: A. A yellow light flashing at an interval of 50 to 70 flashes per minute. B. A white light flashing at 50 to 70 flashes per minute. C. Is also called a “Public Safety” light. D. Is used as a tow light.

  11. LIGHTS AND SHAPES • A “Towing light” is: A. Two white lights mounted one over the other covering a arc of 225 degrees centered ahead. B. A yellow light covering an arc of 225 degrees centered dead ahead. C. A white light covering an arc of 135 degrees centered dead astern. D. A yellow light having the same characteristics as a stern light.

  12. LIGHTS AND SHAPES • A “Towing light” is: A. Two white lights mounted one over the other covering a arc of 225 degrees centered ahead. B. A yellow light covering an arc of 225 degrees centered dead ahead. C. A white light covering an arc of 135 degrees centered dead astern. D. A yellow light having the same characteristics as a stern light.

  13. LIGHTS AND SHAPES • On a vessel under 12 meters the masthead light must be visible for a range of at least: A. 1 mile B. 2 miles C. 3 miles 4. 6 miles

  14. LIGHTS AND SHAPES • On a vessel under 12 meters the masthead light must be visible for a range of at least: A. 1 mile B. 2 miles C. 3 miles 4. 6 miles

  15. LIGHTS AND SHAPES • On a vessel under 12 meters: A. Side lights must be visible for at least 1 mile B. Side lights must be visible for at least 2 miles C. Side lights must be visible for at least 3 miles D. Side lights must be visible for at least 6 miles

  16. LIGHTS AND SHAPES • On a vessel under 12 meters: A. Side lights must be visible for at least 1 mile B. Side lights must be visible for at least 2 miles C. Side lights must be visible for at least 3 miles D. Side lights must be visible for at least 6 miles

  17. LIGHTS AND SHAPES • Side lights have the following characteristics: A. Be red on the port and green on the starboard and visible from dead ahead to 135 degrees to each side. B. Be red on the port and green on the starboard and visible from dead ahead to 90 degrees to each side. C. Be red on the port and green on the starboard and visible from dead ahead to abaft the beam. D. Be red on the port and green on the starboard and visible from dead ahead to 112.5 to each side.

  18. LIGHTS AND SHAPES • Side lights have the following characteristics: A. Be red on the port and green on the starboard and visible from dead ahead to 135 degrees to each side. B. Be red on the port and green on the starboard and visible from dead ahead to 90 degrees to each side. C. Be red on the port and green on the starboard and visible from dead ahead to abaft the beam. D. Be red on the port and green on the starboard and visible from dead ahead to 112.5 to each side.

  19. LIGHTS AND SHAPES • What light must be displayed on an inconspicuous, partly submerged object being towed at night? A. A white all round light visible for 1 mile B. A white all round light visible for 3 miles C. A yellow all round light visible for 1 mile D. A yellow all round light visible for 3 miles

  20. LIGHTS AND SHAPES • What light must be displayed on an inconspicuous, partly submerged object being towed at night? A. A white all round light visible for 1 mile B. A white all round light visible for 3 miles C. A yellow all round light visible for 1 mile D. A yellow all round light visible for 3 miles

  21. LIGHTS AND SHAPES • A power driven vessel of less than 50 meters must display: A. A masthead light, side lights and a stern light. B. A mast head light, side lights and a special light aft. C. Side lights and a stern light D. A masthead and stern light

  22. LIGHTS AND SHAPES • A power driven vessel of less than 50 meters must display: A. A masthead light, side lights and a stern light. B. A mast head light, side lights and a special light aft. C. Side lights and a stern light D. A masthead and stern light

  23. LIGHTS AND SHAPES • What vessel would be displaying an all round white light from the stern and a combination side light? A. A power driven vessel under 12 meters underway B. A power driven vessel under 7 meters underway C. A power driven vessel under 7 meters at anchor D. A power driven vessel under 25 feet underway

  24. LIGHTS AND SHAPES • What vessel would be displaying an all round white light from the stern and a combination side light? A. A power driven vessel under 12 meters underway B. A power driven vessel under 7 meters underway C. A power driven vessel under 7 meters at anchor D. A power driven vessel under 25 feet underway

  25. LIGHTS AND SHAPES • What vessel may display only a white all round light at night? A. A power driven vessel of under 7 meters whose maximum speed does not exceed 7 knots. B. Any power driven vessel under 7 meters C. Any power driven vessel whose maximum speed does not exceed 7 knots. D. Any power driven vessel under 12 meters whose maximum speed does not exceed 7 knots.

  26. LIGHTS AND SHAPES • What vessel may display only a white all round light at night? A. A power driven vessel of under 7 meters whose maximum speed does not exceed 7 knots. B. Any power driven vessel under 7 meters C. Any power driven vessel whose maximum speed does not exceed 7 knots. D. Any power driven vessel under 12 meters whose maximum speed does not exceed 7 knots.

  27. LIGHTS AND SHAPES • A vessel engaged in towing astern must display: A. Side lights, a masthead light, and a tow light mounted over a stern light. B. Side lights, a masthead light, a second white light mounted over the stern light. C. Side lights, 2 masthead lights (one mounted over the other) and a tow light mounted over a stern light. D. Side lights, 2 masthead lights (one over the other), and two stern lights (one mounted over the other.

  28. LIGHTS AND SHAPES • A vessel engaged in towing astern must display: A. Side lights, a masthead light, and a tow light mounted over a stern light. B. Side lights, a masthead light, a second white light mounted over the stern light. C. Side lights, 2 masthead lights (one mounted over the other) and a tow light mounted over a stern light. D. Side lights, 2 masthead lights (one over the other), and two stern lights (one mounted over the other.

  29. LIGHTS AND SHAPES • A vessel pushing ahead displays: A. Side lights, masthead and a towing light. B. Side lights, 2 masthead lights, and a towing light. C. Side lights, 2 masthead lights, and a stern light. D. The same as a vessel towing astern.

  30. LIGHTS AND SHAPES • A vessel pushing ahead displays: A. Side lights, masthead and a towing light. B. Side lights, 2 masthead lights, and a 2 towing lights ( one mounted over the other). C. Side lights, 2 masthead lights, and a stern light. D. The same as for towing astern.

  31. LIGHTS AND SHAPES • A power driven vessel when pushing alongside displays: A. The same lighting as for towing astern. B. The same lighting as for pushing ahead. C. The same lighting as for towing astern except there are 3 masthead lights. D. The same as any single vessel underway plus 2 additional masthead lights.

  32. LIGHTS AND SHAPES • A power driven vessel when pushing alongside displays: A. The same lighting as for towing astern. B. The same lighting as for pushing ahead. C. The same lighting as for towing astern except there are 3 masthead lights. D. The same as any single vessel underway plus 2 additional masthead lights.

  33. LIGHTS AND SHAPES • If you see a vessel approaching with 3 masthead lights, you are looking at a: A. Tow in excess of 100 meters in overall length. B. Tow in excess of 200 meters in overall length. C. Tow in excess of 300 feet in overall length. D. Tow in excess of 600 feet in overall length.

  34. LIGHTS AND SHAPES • If you see a vessel approaching with 3 masthead lights, you are looking at a: A. Tow in excess of 100 meters in overall length. B. Tow in excess of 200 meters in overall length. C. Tow in excess of 300 feet in overall length. D. Tow in excess of 600 feet in overall length.

  35. LIGHTS AND SHAPES • A vessel being pushed ahead or alongside shall display: A. Side lights and a special flashing yellow light on the bow. B. Side lights only C. Side lights and a masthead light D Side lights and 2 masthead lights.

  36. LIGHTS AND SHAPES • A vessel being pushed ahead or alongside shall display: A. Side lights and a special flashing yellow light on the bow. B. Side lights only C. Side lights and a masthead light D Side lights and 2 masthead lights.

  37. LIGHTS AND SHAPES • An inconspicuous, party submerged object being towed shall exhibit: A. An all-round white light on the trailing end. B. An all-round white light at each end. C. An all round yellow light on the trailing end. D. An all-round yellow light at each end.

  38. LIGHTS AND SHAPES • An inconspicuous, party submerged object being towed shall exhibit: A. An all-round white light on the trailing end. B. An all-round white light at each end. C. An all round yellow light on the trailing end. D. An all-round yellow light at each end.

  39. LIGHTS AND SHAPES • When it is impractical for a vessel being towed to display the proper lighting for a vessel under tow: A. The tow must stop between sunset and sunrise. B. The tow must continuously sound its horn. C. It must at least display a stern light. D. Every effort shall be made to light the vessel or at least indicate the presence of the unlighted vessel or object.

  40. LIGHTS AND SHAPES • When it is impractical for a vessel being towed to display the proper lighting for a vessel under tow: A. The tow must stop between sunset and sunrise. B. The tow must continuously sound its horn. C. It must at least display a stern light. D. Every effort shall be made to light the vessel or at least indicate the presence of the unlighted vessel or object.

  41. LIGHTS AND SHAPES • A vessel that does not normally engage in towing, when towing a vessel in distress or in need of assistance: A. Must not tow at night. B. Must continuously sound the danger signal at night. C. Must use portable tow lights. D. Must take all possible measures to indicate the nature of the relationship between the towing and towed vessels.

  42. LIGHTS AND SHAPES • A vessel that does not normally engage in towing, when towing a vessel in distress or in need of assistance: A. Must not tow at night. B. Must continuously sound the danger signal at night. C. Must use portable tow lights. D. Must take all possible measures to indicate the nature of the relationship between the towing and towed vessels.

  43. LIGHTS AND SHAPES • A sailing vessel must display at night: A. The same lights as a power driven vessel of the same size. B. Side lights only. C. A masthead light only. D. If under 20 meters it may display its side lights and stern light from the top of its mast.

  44. LIGHTS AND SHAPES 21. A sailing vessel must display at night: A. The same lights as a power driven vessel of the same size. B. Side lights only. C. A masthead light only. D. If under 20 meters it may display its side lights and stern light from the top of its mast.

  45. LIGHTS AND SHAPES 22. A sail boat operating under sail only may display: A. Two all-round lights near the top of the mast with the top being red and the lower green in addition to a combination lantern. B. Two all-round lights near the top of the mast with the top being red and the lower green without a combination lantern. C. Two all-round lights near the top of the mast with the top being green and the lower red in addition to a combination lantern. D. Two all-round lights near the top of the mast, with the top being red and the lower green. without a combination lantern. combination lantern.

  46. LIGHTS AND SHAPES 22. A sail boat operating under sail only may display: A. Two all-round lights near the top of the mast with the top being red and the lower green in addition to a combination lantern. B. Two all-round lights near the top of the mast with the top being red and the lower green and not used with a combination lantern. C. Two all-round lights near the top of the mast with the top being green and the lower red in addition to a combination lantern. D. Two all-round lights near the top of the mast with the top being green and the lower red and not used with a combination lantern.

  47. LIGHTS AND SHAPES • A sailing vessel of less than 7 meters: A. Must show the same lighting as a larger sailboat. B. May display a red over a green light near the top of the mast along with a combination lantern. C. May use a portable white light in time to prevent a collision. D. May use a flashlight with a yellow lens in time to prevent a collision.

  48. LIGHTS AND SHAPES • A sailing vessel of less than 7 meters: A. Must show the same lighting as a larger sailboat. B. May display a red over a green light near the top of the mast along with a combination lantern. C. May use a portable white light in time to prevent a collision. D. May use a flashlight with a yellow lens in time to prevent a collision.

  49. LIGHTS AND SHAPES • A vessel operating under oars must display: A. The same lighting as a power vessel. B. A white light in time to prevent a collision. C. Needs no light. D. A flashing all-round yellow light.

  50. LIGHTS AND SHAPES • A vessel operating under oars must display: A. The same lighting as a power vessel. B. A white light in time to prevent a collision. C. Needs no light. D. A flashing all-round yellow light.