U.S. Coast Pilot #8; Alaska Dixon Entrance To Cape Spencer Flashcards
Vertices clearances of bridges and overhead cables are in:
A. Feet above low water.
B. Feet above high water.
C. Meters above high water.
D. Feet above mean high water.
D. Feet above mean high water.
The controlling depth is the __________ known depth of the channel.
Least
What is the difference between the mid channel and centerline controlling depth?
Mid Channel applies to the middle half of the channel and the centerline applies to only the center.
What do squat corrections depend on?
A. Depth of water below keel.
B. Hull formation.
C. Speed of vessel.
D. All of the above.
D. All of the above.
True or False Squat denotes change in trim of a ship underway relative to when the ship is stopped. It usually causes the stern to sit deeper in the water.
True
A statute mile is how many feet and how many nautical miles?
5,280 ft and .87 Nautical miles
The geographic coordinates listed in the Coast pilot are in what datum?
A. NAD 80
B. NAD 83
C. NAD 84
D. NAD 86
B. NAD 83 unless otherwise noted.
On a chart scale one unit of measure on the chart is equal to _________ units of measure on the earth’s surface.
The same
Which chart’s are General, Coastal and Harbor Chart scales?
A. Scales larger then 1 : 50,000
B. 1 : 50,000 to 1 : 150,000
C. 1 : 150, 000 to 1 : 600,000
D. 1 : 150, 000 to 1 : 1,000, 000
General: C
Coastal: B
Harbor: A
What kind of projection is used on most charts that has straight line meridians and parallels that intersect at right angles?
Mercator projections
What tidal datum is used on most charts except the Great Lakes?
A. Mean Low Water
B. Mean lower low water
C. Mean high water
D. Mean low water spring.
B. Mean lower low water.
True or False: Information that has been reported has been verified by government survey.
False Reports have not been verified
CATZOC information on an ENC unlike a paper chart or RNC is reported by:
A. Numbers
B. Letters
C. Symbols
D. A combination of all of the above.
C. Symbols not numbers
___________ is shown in water areas on many charts to accentuate shoals and other areas considered dangerous for navigation when using that particular chart.
A. A grey tint
B. A black line
C. A blue tint
D. A dashed line
C. A blue tint
Soundings collected by NOAA and denoting “partial bottom coverage” collected after 1940 were probably collected with:
A. Lead line
B. Single beam
C. Multi beam
D. None of the above.
B. Single beam
Soundings collected by NOAA indicating full bottom coverage were probable collected using which means?
A. Lead Line
B. Single Beam
C. Multi-beam
D. None of the above.
C. Multi-beam or side scan sonar.
Charted in black text vertical clearances for overhead cables are for the lowest wires at:
A. Mean low low water
B. Mean high water
C. Mean higher high water
D. Mean low water
B. Mean high water
Vertices clearances indicating the highest points of a ship that can pass under an overhead power cable without risk of electrical discharge from cable to ship are indicated on charts how?
A. In black text
B. In Red text
C. In Magenta text
D. In Gray text
C. In Magenta text
Vessels with masts, stacks, booms or antennas should allow sufficient clearance under power cables to avoid _____________.
Arcing
Dumping areas are supervised by the Corp of Engineers and are shown on navigational charts until:
A. They are no longer in use.
B. One year after the final disposal.
C. They are no longer considered to be a danger to navigation.
D. They are always shown on navigational charts.
C. They are no longer considered to be a danger to navigation.
What should vessels fouled by submarine cable or pipeline do?
A. Not attempted to clear with out divers.
B. Attempt to clear as soon as possible.
C. Attempt to clear without undue strain.
D. Seek permission from the Captain of the Port before clearing.
C. Attempt to clear without undue strain.
These are artificial shelters constructed of various materials including rocks, rubble, derelict barges/oil rigs and specially designed precast structures.
A. Artificial reefs
B. Fish Havens
C. Disposal areas
D. None of the above
B. Fish Havens
True or False: Large magnetic disturbances are more frequently detected in shallow waters near landmasses then on the deep sea
True
How is magnetic variation shown on charts?
A. By isogonic lines
B. On compass roses
C. All of the above
D. None of the above
C. All of the above
This is an annual publication containing important information for mariners on a variety of subjects which supplements information not usually found on charts and in navigation publications.
Special Notice to Mariners
Which IALA Maritime Buoyage region are all navigable waters of the U.S except West of the International Date Line and South of 10 degrees?
A. IALA A
B. IALA B
C. IALA C
D. A and B only
B. IALA B
In 2020 the US coast guard chief of the office of navigation systems announced that all geographic coordinates for aids to navigation assigned positions will be reporting using:
A. WGS 83
B. WGS 84
C. WGS 94
D. WGS 04
B. WGS 84
This is the range of visibility of lights as given in the US Coast Guard light list and as shown on the charts?
A. Nominal Range
B. Luminous Range
C. Geographic Range
D. Visible Range
A. Nominal Range.
This is the maximum distance at which a light may be seen under the existing visible conditions?
A. Nominal Range
B. Luminous Range
C. Geographic Range
D. Visible range
B. Luminous Range
This is a function of only the curvature of the earth and is determined solely from the heights above sea level of the light and the observers high
A. Nominal Range
B. Luminous Range
C. Geographic Range
D. Visible range
C. Geographic Range
This is a vertical pipe structure, supported by a submerged buoyancy chamber, and attached by a universal coupling to a weighted sinker on the seafloor.
A. Articulated Light
B. Daybeacon
C. Day board
D. Conventional Buoy
A. Articulated Light primarily designed to mark narrow channels with greater precision than conventional buoys.
True or False: Buoys that mark wrecks are placed directly over the site of the wreck.
False they are placed to the Seaward or Channel side of the wreck.
On a channel span of a fixed bridge what marks the center of the channel? What marks the edges of the channel?
- Two green lights
- Red Lights
On a multi span bridge what marks the main channel span?
A. Three white lights above the green range lights
B. Two Green Lights
C. Two white lights avove the green range lights.
D. Two Red Lights.
A. Three White Lights above the green range lights.
Which types of satellites can locate the position of a 406 MHz EPIRB?
SARSAT satellites.
NAVTEX Transmissions are made on what frequency?
A. 157.1 MHz
B. 406 MHz
C. 518 MHz
D. None of the above
C. 518 MHz
How many miles offshore can NAVTEX transmit?
A. 100
B. 200
C. 300
D. 500
B. 200 miles
True or False: A tsunami can exceed 500 knots in the deep ocean but slows to 20 or 30 kits in shallow water near land.
True a Tsunami can cross the Pacific Ocean in less than 24 hours.
This is a stationary wave oscillation with a period varying from a few minutes to an hour or more but somewhat less than the tidal periods.
A. Tsunami
B. Surge
C. Seiche
D. Rouge wave
C. Seiche
This is what happens when the external forces cause a short period horizontal oscillation on the water.
A. Tsunami
B. Surge
C. Seiche
D. Rouge wave
B. Surge
With few exceptions humans die if their core temperature of approximately 99.7 degrees to below what temp:
A. 90.6
B. 87.5
C. 78.6
D. 69.7
C. 78.6 This is when immersion Hypothermia occurs.
What is considered cold water?
A. Less than 90 degrees
B. Less than 80 degrees
C. Less than 70 degrees
D. Less than 60 degrees
C. Less than 70 degrees
At what temperature range does frost bite begin?
A. When skin temperature falls between 22 - 32 degrees Fahrenheit
B. When skin temperature falls between 42 - 52 degrees Fahrenheit
C. When skin temperature falls between 4 - 14 degrees Fahrenheit
D. When skin temperature falls below 0 degrees Fahrenheit
C. When skin temperature falls between 4 - 14 degrees Fahrenheit
This act was passed to restore and maintain the chemical, physical and biological integrity of the waters within the United States.
A. Federal Water Pollution Control Act
B. Clean Water Act
C. Marine Portection Research and Sanctuaries Act
D. A and B only
D. A and B only
This act regulates the dumping of all material, except fish waste into oceans.
A. Federal Water Pollution Control Act
B. Clean Water Act
C. Marine Portection Research and Sanctuaries Act
D. Water Pollution Act
C. Marine Protection Research and Sanctuaries Act
This organization is recognized as the only international body responsible for establishing and recommending measures on an international level concerning ships routing.
IMO
This conducts research and gathers data about the global oceans, atmosphere, space and sun and applies this knowledge to improve our understanding and stewardship of the environment.
A. NOAA
B. IMO
C. USCG
D. None of the above.
A. NOAA National Oceanic and Atmospheric Administration
When using the Tide Predictions __________ should not be confused with Hight water or Low Water.
Slack Water
The principal means of disseminating marine weather services and products in coastal areas is:
A. Notice to Mariners
B. USCG broadcast on 22A
C. NOAA Weather Radio
D. Regular marine broadcasts on NAVTEX.
C. NOAA Weather Radio
Name the weather advisories from left to right.
Small Craft Advisory
Gale Warning
Storm Warning
Hurricane Warning
What does this Coastal Warning Display.
A. Small Craft Advisory
B. Gale Warning
C. Storm Warning
D. Hurricane Warning
C. Storm Warning
What does this Coastal Warning Display.
A. Small Craft Advisory
B. Gale Warning
C. Storm Warning
D. Hurricane Warning
D. Hurricane Warning
What does this Coastal Warning Display.
A. Small Craft Advisory
B. Gale Warning
C. Storm Warning
D. Hurricane Warning
B. Gale Warning
What does this Coastal Warning Display.
A. Small Craft Advisory
B. Gale Warning
C. Storm Warning
D. Hurricane Warning
A. Small Craft Advisory
What does this Coastal Warning Display.
A. Small Craft Advisory
B. Gale Warning
C. Storm Warning
D. Hurricane Warning
D. Hurricane Warning
What does this Coastal Warning Display.
A. Small Craft Advisory
B. Gale Warning
C. Storm Warning
D. Hurricane Warning
C. Storm Warning
What does this Coastal Warning Display.
A. Small Craft Advisory
B. Gale Warning
C. Storm Warning
D. Hurricane Warning
B. Gale Warning
What does this Coastal Warning Display.
A. Small Craft Advisory
B. Gale Warning
C. Storm Warning
D. Hurricane Warning
A. Small Craft Advisory
Who administers public health inspections on vessels arriving in the U.S. that have had in the 15 days proceeding arrival any death or ill person among the passengers or crew?
A. U.S.C.G.
B. Public Health Service administers
C. ABS
D. None of the above
B. Public Health Service Administers.
An ill person is defined as:
A. Anyone with a temperature of greater than 100 degrees or more accompanied by rash, glandular swelling or jaundice persisting for more than 48 hours.
B. Anyone that has diarrhea defined as the occurrence in a 24 hour period of three or more loose stools or of a greater normal amount of loose stools.
C. Anyone with a temperature of of greater than 100 degrees for more than 24 hours.
D. A and B only.
D. A and B only
This agency may issue a cruising license valid for one year to a yacht of a foreign country that has a reciprocal agreement with the United States. This License will make them exempt from having to undergo formal entry and clearance procedures such as filing manifest and obtaining permits to proceed as well as from payment of tonnage tax and entry and clearance fees at all but the first port of entry.
A. USCG
B. U.S. Customs and Border Protection
C. Public Health Service Administers
D. None of the above.
C. Public Health Service Administers
What Agency issues permits for dumping dredged material into waters of the United States? Which one issues permits for dumping of fill material into the waters of the United States? Which one issues permits for dumping other material in the territorial sea and ocean waters ?
A. USCG
B. EPA
C. Corp of Engineers
D. U.S. Customs and Border Protection
- C Corp of Engineers
- C. Corp of Engineers
- B. EPA
One Nautical Mile is how many feet?
A: 6,076.12 ft
One Cable is how many Nautical Miles?
A: .1 NM
How many meters in a foot?
A: .3048
A long ton is how many pounds?
A: 2,240 lbs
A short ton is how many pounds?
A: 2,000 lbs
Which vessels, dredge or floating plant must have radiotelephone onboard capable of operation from its navigational bridge or main control station, capable of transmitting and receiving on the frequency or frequencies within 156-162 MHz band using the classes of emissions designated by the federal communications commisssion for the exchange of navigational information.
A. Every power-driven vessel of 20 meters or over in length while navigating
B. Every vessel of 100 gross tons and upward carrying one or more passengers for hire while navigating
C. Every towing vessel of 26 feet or over in length while navigating
D. All of the above
D. All of the above also Every dredge and floating plant engaged in or near a channel or fairway in operations likely to restrict or affect navigation of other vesssels except for an unmanned or intermittently manned floating plant under the control of a dredge.
Who is ultimately responsible for maintaining a listening watch on the designated frequency?
A. Person in charge to pilot or direct the movement of the vessel.
B. The OOW with a pilot onboard
C. The OOW when Master has the Con.
D. The look out.
A. Person in charge to pilot or direct the movement of the vessel.
This term refers to all fixed structures, temporary or permanent for which a Corp of Engineers’ permit was issued.
Structures
This is the dividing line used administratively to distinguish between the areas in which structures shall conform to Class “A” and Class “B” or “C” requirements.
A. International Date Line
B. Outer Continental Shelf
C. Line of Demarcation
D. None of the above
C. Line of Demarcation
This term means all submerged lands lying seaward and outside the area of lands beneath navigable waters as defined in the Submerged Lands Act.
A. Line of Demarcation
B. Outer Continental Shelf
C. Structural Line
D. Reference Line
B. Outer Continental Shelf
The District Commander assigns all structures seaward of the line of demarcation as this:
A. Class A
B. Class B
C. Class C
D. B and C only
A. Class A all structures shoreward are Class B and Class C.
Structures having a maximum horizontal dimension of 30 feet or less on any one side or in diameter shall be required to have:
A. Two obstruction lights installed on diagonally opposite corners 180 degrees apart with each light having a 360 degree lens.
B. One obstruction light visible for 360 degrees.
C. Two obstruction lights visible for 360 degrees placed anywhere on the structure.
D. No obstruction lights required.
B. One obstruction light visible for 360 degrees.
Structures having a maximum horizontal dimension of over 30 ft but not in excess of 50 ft on any one side or in diameter shall be required to have:
A. Two obstruction lights installed on diagonally opposite corners 180 degrees apart with each light having a 360 degree lens.
B. One obstruction light visible for 360 degrees.
C. An obstruction light on each corner or 90 degrees apart in the case of circular structures or as prescribed by the District Commander each light to have a 360 degree lens.
D. No obstruction lights required.
A. Two obstruction lights installed on diagonally opposite corners 180 degrees apart with each light having a 360 degree lens.
Structures having an overall dimension of over 50 ft on any one side or in diameter shall be required to have:
A. Two obstruction lights installed on diagonally opposite corners 180 degrees apart with each light having a 360 degree lens.
B. One obstruction light visible for 360 degrees.
C. An obstruction light on each corner or 90 degrees apart in the case of circular structures or as prescribed by the District Commander each light to have a 360 degree lens.
D. No obstruction lights required.
C. An obstruction light on each corner or 90 degrees apart in the case of circular structures or as prescribed by the District Commander each light to have a 360 degree lens.
Lesser structures and piles, pile clusters or flare templates when they are located within 100 yds of a Class “A”, “B” or “C” structure marked by established obstruction lights.
A. Two obstruction lights installed on diagonally opposite corners 180 degrees apart with each light having a 360 degree lens.
B. One obstruction light visible for 360 degrees.
C. An obstruction light on each corner or 90 degrees apart in the case of circular structures or as prescribed by the District Commander each light to have a 360 degree lens.
D. No obstruction lights required but shall be marked with red or white retro-reflective material installed as prescribed by the district commander.
D. No obstruction lights required but shall be marked with red or white retro-reflective material installed as prescribed by the district commander.
True or False all obstruction lights shall be installed in a manner which will permit at least one of them to be carried in sight of the mariner regardless of the angle of approach, until he is within 50 ft of the structure, visibility permitting.
True
What is the light characteristic of all structural lights?
A. Long flashing for 20 flashes per minute
B. Solid illumination
C. Quick flashing 60 flashes per minute
D. Quick flashing 30 flashes per minute
C. Quick flashing 60 flashes per minute.
Class A and B structures shall be marked with:
A. White or red lights
B. White lights only
C. Red lights only
D. Green lights only
B. White lights only
Class C structures shall be marked with:
A. White or red lights
B. White lights only
C. Red lights only
D. Green lights only
A. White or Red lights
Fog signal requirements for structures are:
A. Be located on the structure so that the sound signal produced is audible over 360° in a horizontal plane at all ranges up to and including the required range
B. Must be located 10 ft but nor more than 150 ft above mean high water.
C. Must be aimed seaward in all directions
D. A and B only
D. A and B only
Operating requirements for fog signals for structures are:
A. By an attendant on the structure;
B. Remotely by an attendant on a nearby structure;
C. By a fog detection device capable of activating the fog signal when the visibility in any direction is reduced to the range at which fog signal operation is required.
D. All of the above.
D. All of the above.
True or False: Vessels of special construction or purpose which cannot fully comply with the light, shape, and sound signal provisions of 72 COLREGS without interfering with their special function may instead meet alternative requirements. The Chief of the Prevention Division in each Coast Guard District Office makes this determination and requires that alternative compliance be as close as possible with the 72 COLREGS.
True
A composite unit to be a pushing vessel that is rigidly connected by mechanical means to a vessel being pushed so they react to see and swell as one vessel mechanical means does not include:
A. Hawsers
B. Wires
C. Chains
D. All of the above
D. All of the above
For the purposes of Rule 30 of the 72 COLREGS which of the below is a vessel at anchor:
A. A barge made fast to one or more mooring buoys.
B. A vessel anchored in a special anchorage.
C. A tug and barge underway but not making way.
D. A and B only
D. A and B only.
True or False: Vessels of special construction that cannot fully comply with the light, shape and sound signal provisions of the inland Rules without interfering with their special function may instead meet alternative requirements.
True, The Chief of the Prevention Division in each USCG District Office makes this determination.
In accordance with Rule 23 of the Inland Rules A vessel that is pushing vessel and a vessel being pushed ahead rigidly connected as a composite unit should be regarded as:
A. A towing vessel being pushed ahead
B. A composite unit
C. A power driven vessel.
D. A vessel of special construction.
C. A power driven vessel.
What does the below describe:
A line from Thomas Basin Entrance Light “2” to East Channel Lighted Buoy “4A”, to Pennock Island Reef Lighted Buoy “PR”’, to Wreck Buoy “WR6”, then following a line bearing 064 degrees true to shore. This anchorage is effective 24 hours per day from 1 May through 30 September, annually.
§110.231 Ketchikan haroo, ne ger Vessel Anchorage.
(a) The anchorage grounds. Ketchikan Harbor, Alaska, Large Passenger Vessel Anchorage.
True or False: No vessels other than a large passenger vessel of over 1600 gross tons may anchor with the anchorage without express consent of the COP. Ketchikan Harbor Large Passenger Vessel Anchorage.
True