-
White light, Red light
Powered vessel <50m, port side
-
White Light, Green light
Powered vessel <50m, starboard side
-
All-Around White light
- Power-Driven Vessel < 7m
- (sidelights optional)
-
White light, green light to the left of that, and white light above green
Power Driven Vessel > 50 m starboard aspect, u/w
-
flashing yellow light, green light and white light
<50m hovercraft underway
-
flashing yellow light
hovercraft
-
2x white lights and 2x of the same side light (green green or red red)
- Towing alongside
- pushed ahead
-
Power vessel under 7m
- All around white light visible 2 nm
- sidelights visible1 nm
-
Sailing Vessel <12m
- Sidelights visible 1nm
- Sternlight visible 2 nm
-
Motorboat <12m
- Masthead light visible 2nm
- Sidelights 1nm
- Sternlight visible 2nm
- ORĀ
- 1x White light all around visible 2nm
-
Sailing Vessel <20m
- Running lights
- Sternlight
- Red over green all around lights visible 2nm
- IF USING ENGINES: Funnel dayshape, apex down
-
Motorboat <20m
- Mastheadlight visible 3nm
- Running lights
- Sternlight visible 2nm
-
Sailing Vessel > 20m
- Running lights
- Sternlight
- Red and Green all around light
-
Motorboat >20m, <50m
- Masthead light visible 5nm
- Running lights
- Sternlight
- (>50): 2 masthead lights visible 6 nm
-
LCAC
- IN non-displacement mode looks like powerdriven vessel
- Also includes flashing yellow light where it can best be seen
-
Towing vessel
- 2x mastheadlights stacked
- When tow is > 200m : 3x masthead lights
- Towing light above sternlight
- DIAMOND SHAPE if towed vessel >200m
-
Driftnet fishing over the back
- red over white all around
- 2 CONES WITH APEXES TOGETHER
- gear > 100 m : all around white light, cone apex up
-
Trawler
green over white all around
-
vessel not in command
- red over read
- TWO BLACK BALLS
-
Vessel restricted in ability to maneuver
- redwhitered lights
- BALLDIAMONDBALL
- When engaged in intense underwater ops: REDOVERRED and 2 BLACK BALLS on side of obstruction
-
-
Minesweeping ops
- green triad
- blackball triangle
- stand clear 1000 m
-
Constrained by draft
- 3x all around redlights
- CYLINDER
-
pilot vessel
white over red all around
-
vessel >50m anchored
- all around whitelights forward and aft
- BLACKBALL
- >50m: 1x all around whitelight where best seen
-
vessel >100m anchored
same as >50m but also turn on all lights
-
Aground
- 2x all around white lights forward and aft
- 2x all around red lights vertical line
- THREEBALLS
-
Aground, <50m
- 1x all around whitelight
- red over red
- THREEBALLS
-
restricted maneuvering/NIC/sailing vessel in fog
1 long, 2 short every 2 mins
-
powered vessel underway in fog
1 prolonged every 2 mins
-
powered vessel underway making no way
2 prolonged every 2 mins
-
vessel anchored in fog
5secs bell every minute
-
vessel >100m anchored in fog
5secs bell + gong every minute
-
optional for ships anchored in fog
short, long, short every min
-
sailing vessel anchored in fog
whatever they want, intervals NMT 2 mins apart
-
pilot in fog
4x short blasts
-
When does the rule regarding lookouts apply?
- All of the above:
- Low vis
- dusk till dawn
- heavy traffic
-
"Vessels not under command"
Through exceptional circumstances
-
Vessels may enter TSS
- All of the above:
- emergencies
- fishing
- crossing the TSS
-
Vessels transferring cargo
Are restricted in their ability to maneuver
-
Two classes of ships who don't have to comply with TSS
- Laying underwater cables
- Servicing NavAids
-
Vessels that shall not impede the movement of other vessels who can only safely transit through the channel
Sailing vessels
-
"Inland Waters" includes
- Great Lakes
- Inland waters up to the demarcation line
-
Vessel Regarding as "RAM"?
Mineclearing
-
INLAND: Vessel not contained in nav rules?
Vessel constrained by draft
-
Rules require factor to determine safe speed
Location of vessels by radar
-
Approaching another vessel, bearing not changing
risk of collision exists
-
INTL: Vessel not regarded as RAM
- Vessel constrained by draft
- Vessel not under command
-
INLAND: What is true regarding narrow channels?
Avoid anchoring in them
-
INTL: 250m freight constrained by draft, narrow channel. Vessel engaged in fishing stbd side 1/2 mile away. What is TRUE?
Sound 5 short, unsure of intentions!
-
Traffic Separation zone part of TSS which
separates traffic one direction from opposite direction
-
TRUE about vessels with operational radar
Must use for early warning risk of collision
-
Vessels "restricted in ability to maneuver"
Due to the nature of their work
-
15m tug underway crossing narrow channel, container ship port bow at steady bearing. What is TRUE?
Tug not ti impede safe passage of container ship
-
TSS estabilshed by IMO
provides inbound/outbound lanes for safe flow of traffic
-
To be considered "engaged in fishing"
Must be using fishing apparatus which restricts maneuverability
-
Mariners must take due regard to
- ALL OF THE ABOVE:
- Backing power, radar info, occupation
-
Safe speed is defined as the speed where
Can take proper and effective action to avoid collision
-
Which vessel is underway according to RoR
Drifting, engine off
-
INLD: Vessel using TSS shall not
proceed in inappropriate traffic lane
-
INLD: TRUE regarding inland nav rules
lists requirement for TSS
-
TRUE concerning vessel engaged in fishing
Vessel may be using nets/trawls/lines
-
Vessels overtaking at night will see a light
only the sternlight
-
Rule 14 describes head-on. What conditions must be met?
- All above:
- reciprocal course, power driven, risk of collision
-
Head on at night when p/d sees other p/d ahead
both sidelights and masthead light
-
Vessel approaching 235 relative
overtaking
-
Situation that reqs both vessels to change course
Meeting head-on
-
Open water, fishing vessel crossing, sailing vessel stbd side. Who is stand on?
Fishing vessel because fishing
-
of vessels listed, who must keep out of way of others listed
- sailing -> over RAM
- not under command
- fishing
-
Aboard Vessel A (P/D) open water, Vessel B is sailing off port bow. Who is stand on?
Sailing because it's sailing
-
2 vessels in immediate danger, stand on must
assist in taking action to avoid collision
-
P/D vessel underway with trolling lines must keep out of the way of
sailing vessel
-
overtaking, how many degrees abaft of beam?
22.5
-
Two vessels meeting head-on. Actions taken to avoid collision
Both alter crs to stbd
-
every vessel keep out of way of other vessel, take positive and early action
to avoid crossing ahead of vessel
-
stand on vessel SHALL take action to avoid collision when
collision not avoided by give way vessel maneuver alone
-
INTL: Of vessels listed, who must keep out of the way
- barge pusher keeps out of way of:
- RAM, constrained, fishing
-
TRUE regarding overtaking
change of bearing not make crossing situation
-
Vessel A 000, Vessel B head on 355 2 mi away. Vessel A should
maneuver for port to port passing
-
navigating in low vis, p/d vessel shall
have engines ready for maneuver
-
necessary to avoid collison, stand on shall NOT
turn to port for a vessel on port side
-
vessel not making away, not disabled sees vessel approaching stbd
vessel 1 obligated to stay out of way
-
2 p/d vessels crossing, stand on is
vessel to the starboard of the other
-
fishing vessel keeps out of way of
vessel RAM
-
powerdriven must keep out of way of sailing EXCEPT
when sailing is overtaking
-
p/d notices large sailing vessel approaching astern.
p/d should
hold c/s
-
stand on FIRST allowed to take action?
when give way not appropriate to avoid collision
-
true statement regarding RoR?
fishing vessel stays out of way of RAM
-
vessel fishing during the day shows
2 cones with apex together (black widow)
-
dredge indicating safe side to pass
double diamonds
-
see green light heading due east
vessel heading southwest
-
pilot on pilotage duty shows ID lights
all of the above (any underway, at anchor, alongside vessel)
-
single vessel towed astern shows
sidelights and sternlight
-
vessel towing astern, RAM should show
all of the above
-
vessel that must show forward and aft mast headlight when making way
75m RAM
-
vessel anchored at night that doesnt have to show anchor lights
underwater ops
-
dayshape for vessel being towned exceeding 200m
diamond
-
-
vessel mineclearing shows special ID lights
all of the above
-
dredging: 2 balls in a vertical line, port side
means obstruction on port side
-
red sidelight bearing NW 315, vessel is heading
SW 225
-
fishing vessel only required to show sidelights, sternlight
underway, making way
-
vessel 3 all around red at night, during day shape is
cylinder
-
vessel 3 red lights vertical
constrained by draft
-
-
INTL:vessel sounds 2 short
i am altering course to port
-
Rowboat underway doesnt show lights for sailing, shows
white light sufficient to avoid collision
-
NARROW CHANNEL: I Intended to take you on YOUR port side
long long short short
-
NARROW CHANNEL: I intended to take you on YOUR stbd side
long long short
-
low visibility: powerdriven underway making way
1 long
-
low vis: powerdriven underway not making way
2 long
-
low vis: everyone else "i am special" and "i am towing"
long short short
-
low vis: "i'm being towed"
long short short short
-
vessel may show id lights when not engaged in occupation
none above (fishing, pilot, mineclearance)
-
u/w making way, low vis.
what fog signal every 2 mins?
1 long
-
statement about whistle signals FALSE?
vessel in fog sounding intervals 1 minute
-
vessel underway in fog: Hear 1 long 3 short
vessel being towed
-
INLAND: meeting p/d, sounds 1 short 2 short response. What do next?
DANGER SIGNAL
-
INLAND: 2 short when meeting
'i intend to leave you on my stbd side"
-
INTL: 1 long 1 short 1 long 1 short
vessel being overtaken in a channel
-
pilot vessel sounds id signal
underway not making way
-
vessel 50m at anchor sounds
5 second ringing bell every minute
-
INLAND: head-on collision
one short, altr to stbd pass port to port
-
1 long, 2 short
- all above:
- not under command, sailing, RAM, etc)
-
fog signal of one short, one long, one short
vessel at anchor
-
INLAND: approaching a bend, sound 1 prolonged answered by a vessel
exchange passing signals insight within 1/2 mile
-
INTL: vessel sounds 2 short
im altering my course to port
-
INTL: channel, i intend to pass on other vessels port side
2 long, 2 short
-
vessel towing in fog sounds
1 long, 2 short every 2 mins
-
powerdriven making way in dense fog sees vessel within 1/2 mile closing on port, sounds
1 prolonged
-
all vessels sound at 2 min intervals except
anchored or aground = 1 minute
-
underway, restricted vis, heard at 2 min interval except
ringing of bell
-
INLAND: proceeding down channel, doubt intention of crossing
danger signal
-
-
-
200 m vessel RAM at anchor sounds fog signal of
1 long 2 short every 2 mins
-
INLAND: in a harbor, hearing one prolonged means
vessel getting underway
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