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CPM > Boat lights > Flashcards

Boat lights Flashcards

2
Q

Masthead light

A
  • White facing forward
  • covers 225 degrees or 22.5 abaft the beam
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3
Q

Port side light

A
  • On the left side of the boat
  • red in color
  • covering 112.5 degrees or 22.5 abaft the beam
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4
Q

stern light

A
  • White in color
  • on the stern
  • 135 degrees
  • designates the over taking area.
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5
Q

starboard light

A
  • On the right side of the boat
  • green in color
  • covering 112.5 degrees or 22.5 abaft the beam
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6
Q

towing light

A
  • Yellow in color
  • on the stern
  • 135 degrees
  • designates a towing vessel
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7
Q

anchor light

A
  • White in color
  • 360 degrees
  • indicates vessel is at anchor
  • vessel < 50 meters: single anchor light
  • vessel > 50 meters: two anchor lights
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8
Q

Special flashing light

A
  • Yellow in color
  • facing forward
  • covers 180 to 225 degrees
  • located on a barge in inland waters
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9
Q

WHAT NAV RULE IS THE LIGHT RULE

A

20

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10
Q

STARBOARD SIDE LIGHT IS

A

GREEN

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11
Q

PORT SIDELIGHT IS

A

RED

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12
Q

SIDELIGHTS SHOW AN UNBROKEN LIGHT ARC OF THE HORIZON OF

A

112.5 DEGREES

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13
Q

SIDELIGHTS SO FIXED AS TO SHOW FROM RIGHT AHEAD TO

A

22.5 DEGREES ABAFT THE BEAM

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14
Q

WHO IS ALLOWED BOW COMBINATION LIGHT

A

VESSEL OF LESS THAN 20 METERS (65.5 FT)

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15
Q

THE STERNLIGHT IS AN UNBROKEN LIGHT OVER AN ARC OF THE HORIZON OF

A

135 DEGREES

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16
Q

STERNLIGHT SO FIXED AS TO SHOW THE LIGHT

A

67.5 DEGREES ABAFT THE BEAM

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17
Q

WHAT COLOR IS THE TOW LIGHT

A

YELLOW

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18
Q

THE TOW LIGHT IS AN UNBROKEN LIGHT OVER AN ARC OF THE HORIZON OF

A

135 DEGREES

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19
Q

THE TOW LIGHT IS FIXED AS TO SHOW THE LIGHT

A

67.5 DEGREES ABAFT THE BEAM

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20
Q

THE MASTHEAD LIGHT IS WHAT COLOR

A

WHITE

21
Q

WHERE IS THE MASTHEAD LIGHT PLACED

A

PLACED OVER THE FORE AND AFT CENTERLINE OF THE VESSEL

22
Q

THE MASTHEAD IS AN UNBROKEN LIGHT OVER THE ARC OF THE HORIZEN

A

225 DEGREES

23
Q

THE MASTHEAD LIGHT RIGHT AHEAD IS

A

22.5 DEGREES ABAFT THE BEAM

24
Q

WHAT IS AN ALL ROUND LIGHT

A

AN UNBROKEN LIGHT OVER AN ARC OF THE HORIZON OF 360 DEGREES

25
Q

A VESSEL OVER 50 M (164 FT) AT ANCHOR MUST SHOW

A
  • TWO ALL-ROUND WHITE LIGHTS
  • ONE FORWARD AND ONE AFT
26
Q

A VESSEL LESS THAN 50 M (164 FT) AT ANCHOR MUST SHOW

A

ONE ALL ROUND WHITE LIGHT

27
Q

A SAILING VESSEL LESS THAN 20 M (65.5 FT) UNDERWAY SHALL HAVE

A

A COMBINATION SIDE AND STERN LIGHT ATOP THE MAST

28
Q

A SAILING VESSEL UNDERWAY MUST SHOW WHAT LIGHT CONFIGURATION

A

RED OR GREEN SAILING MACHINE

29
Q

WHAT COLOR IS THE STERN LIGHT

A

WHITE

30
Q

TOW LIGHT IS LOCATED ON THE

A

STERN OF THE VESSEL

31
Q

COLOR OF THE ALL ROUND LIGHT

A

WHITE

32
Q

TYPE OF LIGHT IS THE ANCHOR LIGHT

A

ALL ROUND

33
Q

Light Colours and Arcs of Visibility

A
  • Masthead light: White, 225 Deg.
  • Sidelights:
    • Starboard-Green, 112.5 Deg
    • Port-Red, 112.5 Deg.
  • Sternlight: White, 135 Deg.
  • Towlight: Yellow, 135 Deg.
  • All-around light: White/Green/Yellow, 360 Deg.
  • Flashing light: 120/min
  • Special Flashing light: Yellow light flashing 50-70/min (Inland)
34
Q

Visibility of Lights

Vessels >50m

A
  • Masthead light: 6 miles
  • Sidelight: 3 miles
  • Towing light: 3 miles
  • White red, green or yellow all-round light: 3 miles
  • Special flashing light: 2 miles [inland]
35
Q

Visibility of Lights

12m < Vessels <50m

A
  • Masthead light: 5 miles
    • except that where the length of the vessel is less than 20 meters: 3 miles
  • Sidelight: 2 miles
  • Sternlight: 2 miles
  • Towing light: 2 miles
  • White, red, green or yellow all-round light: 2 miles
  • Special flashing light: 2 miles [inland]
36
Q

Visibility of Lights

Vessels <12m

A
  • Masthead light: 2 miles
  • Sidelight: 1 mile
  • Towing light: 2 miles
  • White red, green or yellow all-round light: 2 miles
  • Special flashing light: 2 miles [inland]
37
Q

Visibility of Lights

Vessels Being Towed/ Partially Submerged

A

White all-round light: 3 miles

38
Q

Visibility of Lights

Sailing Vessel Underway

A

Red over Green Masthead

39
Q

Visibility of Lights & Dayshapes

Towing, Sailing, Fishing

A
  • Towing Astern: 2 Masthead lights, >200m 3 lights
  • Towing light above stern (Dayshape: Diamond)
  • Sailing, Making Way, <20m: Torch/Latern
  • Trawling: Green over White All around PLUS Masthead (Dayshape: Hourglass)
  • Fishing, Not Trawling: Red over White, (Dayshape: if gear >200m, Triangle)
40
Q

Visibility of Lights & Dayshapes

Restricted Maneuverability

A
  • White light between red lights
  • Diamond between 2 balls
41
Q

Visibility of Lights & Dayshapes

Not under command

A
  • 2 all around red lights
  • 2 balls in a vertical line
42
Q

Visibility of Lights & Dayshapes

Dredging

A
  • 2 red lights (Vertical balls) on the side restricted
  • 2 green lights (2 diamonds) on the side okay to pass
43
Q

Visibility of Lights & Dayshapes

Diving Operations

A

Three all around lights: white between red

Alpha Flag (White with Blue Swallow tail)

44
Q

Visibility of Lights & Dayshapes

Mineclearing

A
  • Three all around green lights
  • Three balls
45
Q

Visibility of Lights & Dayshapes

At Anchor

A
  • At the fore part/stern, 1 all around white light
  • 1 ball
46
Q

Visibility of Lights & Dayshapes

Aground

A

Two all-round red lights in a vertical line

Three balls in a vertical line.

CPM (15 decks)

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