Rules of the Road Review Flashcards
(122 cards)
1
Q
Vessel
A
very description of water craft, including nondisplacement craft, WIG craft and seaplanes, used or capable of being used as a means of transportation on water.
2
Q
power-driven vessel
A
any vessel propelled by machinery
3
Q
sailing vessel is
A
any vessel under sail provided that propelling machinery, if fitted, is not being used.
4
Q
Vessel engaged in fishing
A
any vessel fishing with nets, lines, trawls or other fishing apparatus which restricts maneuverability
5
Q
seaplane
A
any aircraft designed to maneuver on the water
6
Q
vessel not under command
A
a vessel which through some exceptional circumstance is unable to maneuver
7
Q
The term “vessel restricted in her ability to maneuver” means
A
a vessel which from the nature of her work is restricted in her ability to maneuver as requires by these Rules and is therefore unable to keep out of the way of another vessel.
8
Q
The term “vessel restricted in her ability to maneuver” means
A
a vessel which from the nature of her work is restricted in her ability to maneuver as requires by these Rules and is therefore unable to keep out of the way of another vessel.
9
Q
The term “vessels restricted in their ability to maneuver” shall include but not be limited to:
A
(i) a vessel engaged in laying, servicing or picking up a navigation mark, submarine cable or pipeline;
(ii) a vessel engaged in dredging, surveying or underwater operations;
(iii) a vessel engaged in replenishment or transferring persons, provisions or cargo while underway;
(iv) a vessel engaged in the launching or recovery of aircraft;
(v) a vessel engaged in mineclearance operations;
(vi) a vessel engaged in a towing operation such as severely restricts the towing vessel and her tow in their ability to deviate from their course.
10
Q
The term “vessel constrained by her draft” means
A
a power-driven vessel which, because of her draft in relation to the available depth and width of navigable water is severely restricted in her ability to deviate from the course she is following.
11
Q
Underway means
A
that a vessel is not at anchor or made fast to the shore or aground
12
Q
The length of vessel means
A
her overall length
13
Q
The breadth of a vessels
A
means her greatest breadth
14
Q
Vessels shall be deemed to be in sight of one another only when one can be observed
A
visually from the other
15
Q
restricted visibility means
A
any condition in which visibility is restricted by fog, mist, falling snow, heavy rainstorms, sandstorms or any other similar caused
16
Q
Wing-In-Groung (WIG) craft is a
A
multimode craft which, in its main operational mode, flies in close proximity to the surface by utilizing surface-effect action
17
Q
Every vessel shall at all times maintain a proper
A
look-out by sight and hearing as well as by all available means appropriate in the prevailing circumstances and conditions so as to make a full appraisal of the situation and of the risk of collision
18
Q
Every vessel shall at all times proceed at a
A
safe speed so that she can take proper and effective action to avoid collision and be stopped within a distance appropriate to the prevailing circumstances and conditions
19
Q
Every vessel shall use all available means appropriate to the prevailing circumstances and conditions to determine
A
if risk of collision exists. If there is any doubt such fish shall be deemed to exist. Such fish shall be deemed to exist if the compass bearing of an approaching vessel does not appreciably change
20
Q
Rule 8 Action to AvoidCollision
A
Any action take to avoid collision shall be taken in accordance with the Rules of this Part and shall, if the circumstances of the case admit, be positive, made in ample time
21
Q
Rule 9 Narrow Channels Navigatin
A
A vessel proceeding along the course of narrow channel or fairway shall keep as near to the outer limit of the channel or fairway which lies on her starboard said as is safe and practicable
22
Q
Rule 9 Narrow Channels Right of Way
A
A vessel of less than 20 meters in length, sailing vessel, fishing vessel and a vessel crossing shall not impede the passage of a vessel which can safely navigate only within a narrow channel or fairway
23
Q
Rule 9 Narrow Channels Inland Navigation
A
A vessel proceeding along the course of a narrow channel or fairway shall keep as near to the outer limit of the channel or fairway which lies to her starboard side as it safe and practicable
24
Q
RULE 9 Narrow Channels INLAND Right of Way
A
A power-driven vessel operating in the narrow channels or forwards on the Great Lakes, Western Rivers, or water specified by the Secretary, and proceeding down bound with a following current shall have the right-of-way over a upbound vessel, shall propose the manner and place of passage and shall initiate the maneuvering signals as appropriate. The vessel proceeding unbound against the current shall hold as necessary to permit safe passion.
25
INLAND RULE 9 Narrow Channels Overtaking
In a narrow channel or fairway when overtaking, the power-driven vessel intending to overtake another power-driven vessel shall indicate her intention by sounding the appropriate signal prescribed in Rule 34(c) and take steps to permit safe passing. The power-driven vessel being overtaken, if in agreement, shall sound the same signal and may, if specifically agreed to take steps to permit safe passing. If in doubt she shall sound the danger signal prescribed in Rule 34(d). This Rule does not relieve the overtaking vessel of her obligation under Rule 13
26
INLAND RULE 9 Narrow Channels Obscured or Obstructed Passage
A vessel nearing a bend or an area of a narrow channel or fairway where other vessels may be obscured by an intervening obstruction shall navigate with particular alertness and caution and shall sound the appropriate signal prescribed in Rule 34(e)
27
INLAND RULE 9 Narrow Channels
Every vessel shall, if the circumstances of the case admit, avoid
anchoring in a narrow channel.
28
RULE 10 Traffic Separation Schemes
A vessel using a traffic separation scheme shall:
A vessel using a traffic separation scheme shall:
(i) proceed in the appropriate traffic lane in the general direction of traffic flow for that lane;
(ii) so far as practicable keep clear of a traffic separation line or separation zone;
(iii) normally join or leave a traffic lane at the termination of the lane, but when joining or leaving from either side shall do so at as small an angle to the general direction of traffic flow as practicable.
29
RULE 10 Traffic Separation Schemes
| A vessel shall, so far as practicable, avoid crossing traffic lanes but if obliged to do
so shall cross on a heading as nearly as practicable at right angles to the general direction of traffic flow.
30
RULE 10 Traffic Separation Schemes
A vessel other than a crossing vessel or a vessel joining or leaving a lane shall not normally enter a separation zone or cross a separation line except:
(i) in cases of emergency to avoid immediate danger;
| (ii) to engage in fishing within a separation zone
31
RULE 10 Traffic Separation Schemes
A vessel navigating in areas near the terminations of traffic separation schemes shall do so
with particular caution.
32
RULE 10 Traffic Separation Schemes
A vessel shall so far as practicable avoid
anchoring in a traffic separation scheme or in areas near its terminations.
33
RULE 10 Traffic Separation Schemes
A vessel not using a traffic separation scheme shall
void it by as wide a margin as is practicable.
34
RULE 10 Traffic Separation Schemes
A vessel engaged in fishing shall
ot impede the passage of any vessel following a traffic lane.
35
RULE 10 Traffic Separation Schemes
A vessel of less than 20 meters in length or a sailing vessel shall
not impede the safe passage of a power-driven vessel following a traffic lane.
36
RULE 12 Sailing Vessels
When two sailing vessels are approaching one another, so as to involve risk of collision, one of them shall keep out of the way of the other as follows:
(i) when each has the wind on a different side, the vessel which has the wind on the port side shall keep out of the way of the other;
(ii) when both have the wind on the same side, the vessel which is to windward shall keep out of the way of the vessel which is to leeward;
(iii) if a vessel with the wind on the port side sees a vessel to windward and cannot determine with certainty whether the other vessel has the wind on the port or on the starboard side, she shall keep out of the way of the other.
37
RULE 12 Sailing Vessels
RULE 12 Sailing Vessels
the side opposite to that on which the mainsail is carried or, in the case of a square-rigged vessel, the side opposite to that on which the largest fore-and-aft sail is carried.
38
RULE 13 Overtaking
Any vessel overtaking any other shall
keep out of the way of the vessel being overtaken.
39
RULE 13 Overtaking
A vessel shale deemed to be overtaking when
coming up with another vessel from a direction more than 22.5 degrees abaft her beam, that is, in such a position with reference to the vessel she is overtaking, that at night she would be able to see on the stern light of that vessel but north of her sidleslights
40
RULE 13 Overtaking
When a vessel is in any doubt as to whether she if overtaking another,
he shall assume that this is the case and act accordingly.
41
RULE 13 Overtaking
Any subsequent alteration of the bearing between the two vessels shall not make
the overtaking vessel a crossing vessel within the meaning of these Rules or relieve her of the duty of keeping clear of the overtaken vessel until she is finally past and clear.
42
RULE 14 Head-on Situation.
When two power-driven vessels are meeting on reciprocal or nearly reciprocal courses so as to involve risk of collision
each shall alter her course to starboard so that each shall pass on the port side of the other.
43
RULE 14 Head-on Situation
Such a situation shall be deemed to exist when a vessel sees the other ahead or nearly ahead and by night she could see
he masthead lights of the other in a line or nearly in a line and/or both sidelights and by day she observes the corresponding aspect of the other vessel.
44
RULE 15 Crossing Situation
When two power-driven vessels are crossing so as to involve risk of collision
the vessel which has the other on her own starboard side shall keep out of the way and shall, if the circumstances of the case admit, avoid crossing ahead of the other vessel.
45
RULE 16 Action by Give-way Vessel
Every vessel which is directed to keep out of the way of another vessel shall,
so far as possible, take early and substantial action to keep well clear.
46
RULE 17 Action by Stand-on Vessel
Where one of two vessels is to keep out of the way
he other shall keep her course and speed. The latter vessel may however take action to avoid collision by her maneuver alone, as soon as it becomes apparent to her that the vessel required to keep out of the way is not taking appropriate action in compliance with these Rules
47
RULE 17 Action by Stand-on Vessel
When, from any cause, the vessel required to keep her course and speed finds herself so close that collision cannot be avoided by the action of the give-way vessel alone,
she shall take such action as will best aid to avoid collision. A power-driven vessel which takes action in a crossing situation, shale not alter course to port for a vessel on her own port side. This Rule does not relieve the give-way vessel of her obligation to keep out of the way.
48
RULE 18 Responsibilities Between Vessels
A WIG craft shall, when taking off, landing and in flight near the surface,
keep well clear of all other vessels and avoid impeding their navigation;
49
RULE 18 Responsibilities Between Vessels
a WIG craft operating on the water surface shall
comply with Rules 4-19 as a power-driven vessel.
50
Section III—Conduct of Vessels in Restricted Visibility
This Rule applies to vessels
not in sight of one another when navigating in or near an area of restricted visibility.
51
RULE 19 Conduct of Vessels in Restricted Visibility
A power-driven vessel shall have her engines ready
for immediate maneuver.
52
RULE 19 Conduct of Vessels in Restricted Visibility
A vessel which detects by radar alone the presence of another vessel shall determine if a close-quarters situation is developing and/or risk of collision exists. If so, she shall take avoiding action in ample time, provided that when such action consists of an alteration of course, so far as possible the following shall be avoided:
(i) an alteration of course to port for a vessel forward of the beam, other than for a vessel being overtaken;
(ii) an alteration of course towards a vessel abeam or abaft the beam.
53
RULE 19 Conduct of Vessels in Restricted Visibility
Except where it has been determined that a risk of collision does not exist, every vessel which hears apparently forward of her beam the fog signal of another vessel, shall
educe her speed to the minimum at which she can be kept on her course. She shall if necessary take all her way off and in any event navigate with extreme caution until danger of collision is over.
54
PART C—LIGHTS AND SHAPES
RULE 20 Application
he Rules concerning lights shall be complied with from
A, sunset to sunrise,
B, be exhibited from sunrise to sunset in restricted visibility
C, may be exhibited in all other circumstances when it is deemed necessary.
D, The Rules concerning shapes shall be complied with by day.
55
RULE 21 Light Definitions
Masthead light
means a white light placed over the fore and aft centerline of the vessel showing an unbroken light over an arc of the horizon of 225 degrees and so fixed as to show the light from right ahead to 22.5 degrees abaft the beam on either side of the vessel.
56
RULE 21 Light Definitions
Sidelights
means a green light on the starboard side and a red light on the port side each showing an unbroken light over an arc of the horizon of 112.5 degrees and so fixed as to show the light from right ahead to 22.5 degrees abaft the beam on its respective side.
57
RULE 21 Light Definitions
In a vessel of less than 20 meters in length the sidelights may be
combined in one lantern carried on the fore and aft centerline of the vessel.
58
Sternlight
means a white light placed as nearly as practicable at the stern showing an unbroken light over an arc of the horizon of 135 degrees and so fixed as to show the light 67.5 degrees from right aft on each side of the vessel.
59
RULE 21 Light Definitions
Towing light
means a yellow light having the same characteristics as the “sternlight”
60
RULE 21 Light Definitions
All-round light
means a light showing an unbroken light over an arc of the horizon of 360 degrees.
61
RULE 21 Light Definitions
Flashing light
means a light flashing at regular intervals at a frequency of 120 flashes or more per minute.
62
RULE 21 Light Definitions
Special Flashing light means
a yellow/amber light displayed on the front of a barge being pushed ahead or alongside (on the hip). It has a frequency of 60 flashes per minute, and a range of 2 miles. It is placed as far forward on the fore and aft centerline of a vessel being pushed ahead, showing over an arc of at least 180 degrees, and not more than 225.
63
RULE 22 Visibility of Lights
In inconspicuous, partly submerged vessels or objects being towed
a white all-round light, 3 miles.
64
RULE 23 Power-driven Vessels Underway
A power-driven vessel underway shall exhibit:
(i) a masthead light forward;
(ii) a second masthead light abaft of and higher than the forward one; except that a vessel of less than 50 meters in length shall not be obliged to exhibit such light but may do so;
(iii) sidelights; and
(iv) a sternlight.
65
RULE 23 Power-driven Vessels Underway
An air-cushion vessel when operating in the noninvolvement mode shall
, in addition to the lights prescribed in paragraph (a) of this Rule, exhibit an all-round flashing yellow light.
66
RULE 23 Power-driven Vessels Underway
A WIG craft only when taking off, landing and in flight near the surface shall, in addition to the lights prescribed in paragraph (a) of this Rule,
exhibit a high intensity all-round flashing red light.
67
RULE 23 Power-driven Vessels Underway
A power-driven vessel of less than 12 meters in length may exhibit
an all-round white light and sidelights
68
RULE 23 Power-driven Vessels Underway
a power-driven vessel of less than 7 meters in length whose maximum speed does not exceed 7 knots may exhibit
an all-round white light and shall, if practicable, also exhibit sidelights;
69
RULE 23 Power-driven Vessels Underway
the masthead light or all-round white light on a power-driven vessel of less than 12 meters in length may be displaced from the fore and aft centerline of the vessel if
centerline fitting is not practicable, provided that the sidelights are combined in one lantern which shall be carried on the fore and aft centerline
70
RULE 24 Towing and Pushing
Both International and Inland
A power-driven vessel when towing shall exhibit:
two masthead lights in a vertical line.
71
RULE 24 Towing and Pushing
Both International and Inland
When the length of
the tow, measuring from the stern of the towing vessel
to the after end of the tow exceeds 200 meters,
three masthead such lights in a vertical line;
sidelights;
a sternlight;
a towing light in a vertical line above the sternlight;
72
RULE 24 Towing and Pushing
Both International and Inland
when the length of the tow exceeds 200 meters
a
| diamond shape where it can best be seen.
73
RULE 24 Towing and Pushing
Both International and Inland
A vessel or object being towed, shall exhibit:
sidelights;
| a sternlight;
74
RULE 24 Towing and Pushing
Provided that any number of vessels being towed alongside or pushed in a group on International waters, shall be lighted as one vessel
lighted as one vessel
75
RULE 24 Towing and Pushing
a vessel being pushed ahead
, not being part of composite unit, shall exhibit at the forward end, sidelights
76
RULE 24 Towing and Pushing
a vessel being towed alongside shall
exhibit a sternlight and at the forward end, sidelights.
77
Page 16 INLAND
A power-driven vessel when pushing ahead or towing alongside, shall exhibit:
two masthead lights in a vertical line; sidelights; and two towing lights in a vertical line.
78
RULE 24 Towing and Pushing INLAND
a vessel being pushed ahead, not being part of a composite unit, shall
exhibit at the forward end sidelights, and a special flashing light;
79
RULE 24 Towing and Pushing
INLAND
a vessel being towed alongside shall exhibit
a sternlight and at the forward end, sidelights and a special
flashing light.
80
RULE 25 Sailing Vessels Underway
A sailing vessel underway shall exhibit:
sidelights; and a stern light.
81
RULE 25 Sailing Vessels Underway
In a sailing vessel of less than 20 meters in length the lights prescribed in paragraph (a) of this Rule may be
combined in one lantern carried at or near the top of the mast where it can best be seen.
82
RULE 25 Sailing Vessels Underway
A sailing vessel underway may, in addition to the lights prescribed,
exhibit at or near the top of the mast, where they can best be seen, two all-round lights in a vertical line, the upper being red and the lower green. These lights shall not be exhibited in conjunction with the combined lantern.
83
RULE 25 Sailing Vessels Underway
A sailing vessel of less than 7 meters in length shall, if practicable, exhibit
the lights prescribed, or but if she does not, she shall have ready at hand an electric torch or lighted lantern showing a white light which shall be exhibited in sufficient time to prevent collision.
84
RULE 25 Sailing Vessels Underway
A vessel under oars may exhibit the lights prescribed in this Rule for sailing vessels, but if she does not, she shall
have ready at hand an electric torch or lighted lantern showing a white light which shall be exhibited in sufficient time to prevent collision.
85
RULE 25 Sailing Vessels Underway
| A vessel proceeding under sail when also being propelled by machinery shall exhibit forward where it can best be seen a
conical shape, apex downwards. On Inland waters, A vessel of less than 12 meters in length is not required to exhibit this shape, but may do so.
86
RULE 26 Fishing Vessels
A vessel when engaged in trawling, by which is meant the dragging through the water apparatus used as a fishing appliance, shall
exhibit: two all-round lights in a vertical line, the upper being green and the lower white, or a shape consisting of two cones with their apexes together in a vertical line one above the other; a masthead light abaft of and higher than the all-round green light; a vessel of less than 50 meters in length shall not be obliged to exhibit such a light but may do when making way through the water, in addition to the lights prescribed in this paragraph, sidelights and a sternlight.
87
RULE 26 Fishing Vessels
A vessel engaged in fishing, other than trawling, shall exhibit:
Two all-round lights in a vertical line, the upper being red and the lower white, or a shape consisting of two cones with apexes together in a vertical line one above the other;
88
RULE 26 Fishing Vessels
A vessel engaged in fishing, other than trawling, shall exhibit: When there is outlying gear extending more than 150 meters horizontally from the vessel,
an all-round white light or a cone apex upwards in the direction of the gear;
89
RULE 26 Fishing Vessels
A vessel engaged in fishing, other than trawling, shall exhibit: When making way through the water,
in addition to the lights prescribed in this paragraph, sidelights and a sternlight.
90
RULE 26 Fishing Vessels Inland
Additional signals for fishing vessels in close proximity:
The lights mentioned herein shall be placed where they can best be seen.
They shall be at least 0.9 meters apart but at a lower level than lights prescribed in this Rule. The lights shall be visible all around the horizon at a distance of at least 1 mile but at a lesser distance from the lights prescribed by these Rules for fishing vessels.
91
RULE 26 Fishing Vessels Inland
Signals for trawlers.
Vessels when engaged in trawling, whether using demersal or pelagic gear, may exhibit: when shooting their nets:
two white lights in a vertical line
92
RULE 26 Fishing Vessels Inland
Signals for trawlers.
when hauling their nets:
one white light over one red light in a vertical line
93
RULE 26 Fishing Vessels Inland
Signals for trawlers.
Vessels when engaged in trawling, whether using demersal or pelagic gear, may exhibit:
when the net has come fast upon an obstruction: two red lights in a vertical line.
94
RULE 26 Fishing Vessels Inland
Additional signals for fishing vessels in close proximity:
Signals for trawlers. Vessels when engaged in trawling, whether using demersal or pelagic gear, may exhibit:
when the net has come fast upon an obstruction:
two red lights in a vertical line.
95
RULE 26 Fishing Vessels Inland Additional signals for fishing vessels in close proximity:
Each vessel engaged in pair trawling may exhibit:
by night, a searchlight directed forward and in the direction of the other vessel of the pair;
when shooting or hauling their nets or when their nets have come fast upon an obstruction, two red lights in a vertical line.
96
RULE 26 Fishing Vessels Inland
Signals for purse seiners
Vessels engaged in fishing with purse seine gear may exhibit
two yellow lights in a vertical line. These lights shall flash alternately every second and with equal light and occultation duration. These lights may be exhibited only when the vessel is hampered by its fishing gear.
97
RULE 27 Vessels Not Under Command
A vessel not under command shall exhibit:
Two all-round red lights in a vertical line where they can best
be seen;
Two balls or similar shapes in a vertical line where they can
best be seen;
When making way through the water, in addition to the lights
prescribed in this paragraph, sidelights and a sternlight.
98
RULE 27 Restricted in Their Ability to Maneuver
A vessel restricted in her ability to maneuver, shall exhibit:
Three all-round lights in a vertical line where they can best
be seen. The highest and lowest of these lights shall
be red and the middle light shall be white;
Three shapes in a vertical line where they can best be
seen. The highest and lowest of these shapes shall be
balls and the middle one a diamond;
When making way through the water, a masthead light or
lights, sidelights and a sternlight.
When at anchor, in addition to the lights or shapes
prescribed, anchor lights
99
Restricted in Their Ability to Maneuver
A vessel engaged in dredging or underwater operations, when restricted in her ability to maneuver, shall exhibit the lights and shapes prescribed for a RAM, and shall in addition, when an obstruction exists, exhibit:
Two all-round red lights or two balls in a vertical line to
indicate the side on which the obstruction exists;
Two all-round green lights or two diamonds in a vertical
line to indicate the side on which another vessel may
pass;
When at anchor, the lights or shapes prescribed in this
paragraph instead of anchor lights
100
Restricted in Their Ability to Maneuver
Whenever the size of a vessel engaged in diving operations makes it impracticable to exhibit all lights and shapes prescribed in paragraph above of this Rule, the following shall be exhibited:
Three all-round lights in a vertical line where they can best
be seen. The highest and lowest of these lights shall
be red and the middle light shall be white;
A rigid replica of the International Code flag “A” not less
than 1 meter in height. Measures shall be taken to
ensure its all-round visibility.
101
Restricted in Their Ability to Maneuver
A vessel engaged in mineclearance operations shall, in addition to the lights prescribed for a power-driven vessel, exhibit
three all-round green lights or three balls. One of these lights or shapes shall be exhibited near the foremast head and one at each end of the fore yard. These lights or shapes indicate that it is dangerous for another vessel to approach within 1000 meters of the mineclearance vessel.
102
Restricted in Their Ability to Maneuver
Vessels of less than 12 meters in length, except those engaged in diving operations, shall
not be required to exhibit the lights and shapes prescribed in this Rule. The signals prescribed in this Rule are not signals of vessels in distress and requiring assistance.
103
Restricted in Their Ability to Maneuver
Dredge pipelines that are floating or supported on trestles shall display the following lights at night and in periods of restricted visibility.
(1) One row of yellow lights. The lights must be:
(A) Flashing 50 to 70 times per minute,
(B) Visible all around the horizon,
(C) Visible for at least 2 miles,
(D) Not less than 1 and not more than 3.5 meters above the water,
(E) Approximately equally spaced, and
(F) Not more than 10 meters apart where the pipeline crosses a navigable channel. Where the pipeline does not cross a navigable channel the lights must be sufficient in number to clearly show the pipeline’s length and course.
(2) Two red lights at each end of the pipeline, including the ends in a channel where the pipeline is separated to allow vessels to pass (whether open or closed). The lights must be:
(A) Visible all around the horizon, and
(B) Visible for at least 2 miles, and
One meter apart in a vertical line with the lower light at the same height above the water as the flashing yellow light.
104
RULE 28 Vessels Constrained by Their Draft
A vessel constrained by her draft may, in addition to the lights prescribed for power-driven vessels, exhibit where they can best be seen
three all-round red lights in a vertical line, or a black cylinder.
105
RULE 30 Anchored Vessels
A vessel at anchor shall exhibit where it can best be seen:
In the fore part, an all-round white light or one ball;
At or near the stern and at a lower level than the light
prescribed above, an all-round white light.
106
RULE 30 Anchored Vessels
A vessel of less than 50 meters in length may
exhibit an all-round white light where it can best be seen.
107
RULE 30 Anchored Vessels
A vessel at anchor may, and a vessel of 100 meters and more in length shall,
also use the available working or equivalent lights to illuminate her decks.
108
RULE 30 Vessels Aground
A vessel aground shall exhibit the lights prescribed for a vessel at anchored and in addition,
where they can best be seen:
two all-round red lights in a vertical line;
three balls in a vertical line.
109
RULE 30 Anchored Vessels
A vessel of less than 7 meters in length, when at anchor, not in or near a narrow channel, fairway, anchorage, or where other vessels normally navigate, shall
not be required to exhibit the lights or shape prescribed.
110
RULE 30 Anchored Vessels
A vessel of less than 12 meters in length when aground shall
not be required to exhibit the lights or shapes prescribed in this Rule.
111
RULE 30 Anchored Vessels
A vessel of less than 20 meters in length, when at anchor in a special anchorage area designated by the Secretary, shall
not be required to exhibit the anchor lights and shapes required by this Rule.
112
RULE 30 Anchored Vessels
Which barges shall carry two unobstructed all-round white lights of an intensity to be visible for at least 1 nautical mile.
Every barge projecting into a buoyed or restricted channel.
Every barge so moored that it reduces the available navigable width of any channel to less than 80 meters. Barges moored in groups more than two barges wide or to a maximum width of over 25 meters.
Every barge not moored parallel to the bank or dock.
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RULE 30 Anchored Vessels
Any barge that projects from a group formation,
shall be lighted on its outboard corners.
114
RULE 30 Anchored Vessels
On a single barge moored in water where other vessels normally navigate on both sides of the barge,
lights shall be placed to mark the corner extremities of the barge.
115
RULE 30 Anchored Vessels
On barges moored in group formation, moored in water where other vessels normally navigate on both sides of the group,
lights shall be placed to mark the corner extremities of the group.
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RULE 30 Anchored Vessels
he following are exempt from the requirements of Rule 30:
(i) A barge or group of barges moored in a slip or slough used primarily for mooring purposes.
(ii) A barge or group of barges moored behind a pierhead.
(iii) A barge less than 20 meters in length when moored in a special anchorage area designated in accordance with 33 CFR § 109.10.
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RULE 31 Seaplanes
Where it is impracticable for a seaplane or a WIG craft to exhibit lights and shapes of the characteristics or in the positions prescribed in the Rules of this Part
she shall exhibit lights and shapes as closely similar in characteristics and position as is possible.
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PART D—SOUND AND LIGHT SIGNALS
RULE 32 Definitions
The word “whistle” means
any sound signaling appliance capable of producing the prescribed blasts and which complies with the specifications in Annex Ill to these Regulations.
119
PART D—SOUND AND LIGHT SIGNALS
RULE 32 Definitions
The term “short blast” means
a blast of about one second’s duration.
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PART D—SOUND AND LIGHT SIGNALS
RULE 32 Definitions
The term “prolonged blast” means
blast of from four to six seconds’ duration.
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PART D—SOUND AND LIGHT SIGNALS
RULE 33 Equipment for Sound Signals
A vessel of 12 meters or more in length shall be provided with
a whistle
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PART D—SOUND AND LIGHT SIGNALS
RULE 33 Equipment for Sound Signals
a vessel of 20 meters or more in length shall be provided with
a bell in addition to a whistle
