Boat lights

Question 2

Masthead light

Answer 2

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

Question 3

Port side light

Answer 3

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

Question 4

stern light

Answer 4

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

Question 5

starboard light

Answer 5

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

Question 6

towing light

Answer 6

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

Question 7

anchor light

Answer 7

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

Question 8

Special flashing light

Answer 8

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

Question 9

WHAT NAV RULE IS THE LIGHT RULE

Answer 9

20

Question 10

STARBOARD SIDE LIGHT IS

Answer 10

GREEN

Question 11

PORT SIDELIGHT IS

Answer 11

RED

Question 12

SIDELIGHTS SHOW AN UNBROKEN LIGHT ARC OF THE HORIZON OF

Answer 12

112.5 DEGREES

Question 13

SIDELIGHTS SO FIXED AS TO SHOW FROM RIGHT AHEAD TO

Answer 13

22.5 DEGREES ABAFT THE BEAM

Question 14

WHO IS ALLOWED BOW COMBINATION LIGHT

Answer 14

VESSEL OF LESS THAN 20 METERS (65.5 FT)

Question 15

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

Answer 15

135 DEGREES

Question 16

STERNLIGHT SO FIXED AS TO SHOW THE LIGHT

Answer 16

67.5 DEGREES ABAFT THE BEAM

Question 17

WHAT COLOR IS THE TOW LIGHT

Answer 17

YELLOW

Question 18

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

Answer 18

135 DEGREES

Question 19

THE TOW LIGHT IS FIXED AS TO SHOW THE LIGHT

Answer 19

67.5 DEGREES ABAFT THE BEAM

Question 20

THE MASTHEAD LIGHT IS WHAT COLOR

Answer 20

WHITE

Question 21

WHERE IS THE MASTHEAD LIGHT PLACED

Answer 21

PLACED OVER THE FORE AND AFT CENTERLINE OF THE VESSEL

Question 22

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

Answer 22

225 DEGREES

Question 23

THE MASTHEAD LIGHT RIGHT AHEAD IS

Answer 23

22.5 DEGREES ABAFT THE BEAM

Question 24

WHAT IS AN ALL ROUND LIGHT

Answer 24

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

Question 25

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

Answer 25

• TWO ALL-ROUND WHITE LIGHTS
• ONE FORWARD AND ONE AFT

Question 26

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

Answer 26

ONE ALL ROUND WHITE LIGHT

Question 27

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

Answer 27

A COMBINATION SIDE AND STERN LIGHT ATOP THE MAST

Question 28

A SAILING VESSEL UNDERWAY MUST SHOW WHAT LIGHT CONFIGURATION

Answer 28

RED OR GREEN SAILING MACHINE

Question 29

WHAT COLOR IS THE STERN LIGHT

Answer 29

WHITE

Question 30

TOW LIGHT IS LOCATED ON THE

Answer 30

STERN OF THE VESSEL

Question 31

COLOR OF THE ALL ROUND LIGHT

Answer 31

WHITE

Question 32

TYPE OF LIGHT IS THE ANCHOR LIGHT

Answer 32

ALL ROUND

Question 33

Light Colours and Arcs of Visibility

Answer 33

* 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)

Question 34

Visibility of Lights Vessels \>50m

Answer 34

* 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]

Question 35

Visibility of Lights 12m \< Vessels \<50m

Answer 35

* 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]

Question 36

Visibility of Lights Vessels \<12m

Answer 36

* 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]

Question 37

Visibility of Lights Vessels Being Towed/ Partially Submerged

Answer 37

White all-round light: 3 miles

Question 38

Visibility of Lights Sailing Vessel Underway

Answer 38

Red over Green Masthead

Question 39

Visibility of Lights & Dayshapes Towing, Sailing, Fishing

Answer 39

* 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)

Question 40

Visibility of Lights & Dayshapes Restricted Maneuverability

Answer 40

* White light between red lights * Diamond between 2 balls

Question 41

Visibility of Lights & Dayshapes Not under command

Answer 41

* 2 all around red lights * 2 balls in a vertical line

Question 42

Visibility of Lights & Dayshapes Dredging

Answer 42

* 2 red lights (Vertical balls) on the side restricted * 2 green lights (2 diamonds) on the side okay to pass

Question 43

Visibility of Lights & Dayshapes Diving Operations

Answer 43

Three all around lights: white between red Alpha Flag (White with Blue Swallow tail)

Question 44

Visibility of Lights & Dayshapes Mineclearing

Answer 44

* Three all around green lights * Three balls

Question 45

Visibility of Lights & Dayshapes At Anchor

Answer 45

* At the fore part/stern, 1 all around white light * 1 ball

Question 46

Visibility of Lights & Dayshapes Aground

Answer 46

Two all-round red lights in a vertical line Three balls in a vertical line.