Coxswain Studyguide – Flashcards
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What is the voice distress signal used to indicate that a person or craft is threatened by imminent danger and requires immediate assistance?
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MAYDAY
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The safety broadcast proword indicating that the calling station is about to transmit important meteorological information
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SECURITE
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What type of broadcast solicits the voluntary response from anyone who can assist a mariner who is not in distress, but still in need of assistance?
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MARB
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The homing signal from a 406 MHz EPIRB is on what frequency?
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121.5 MHz
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A broadcast that does not include position and/or identification information sufficient to generate a reasonable search area is a/an _____.
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uncorrelated distress
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You receive a report of a vessel fire from the dock master of a local marina. The incident is a/an _____ distress.
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actual
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What keyword is associated with the ALERT Emergency Phase?
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Apprehension
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A case where the subject reported to be in distress is confirmed not to be in distress and not in need of assistance is a/an _____.
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false alert
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You alert the SAR facilities during what stage of the SAR System?
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Initial Actions
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You receive a phone call. What stage of the SAR System is this a key element?
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Awareness
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You conduct a parallel search during the _____ stage.
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Operations
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You deploy resources, implement your search plan, and rescue survivors during the _________ stage of the SAR system.
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Operations
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You prepare the documentation of the SAR case during the _____ stage.
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Conclusion
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What keyword is associated with the ALERT Emergency Phase?
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Apprehension
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During what stage of the SAR System do you specify the search area?
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Planning
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When you are notified of a situation that needs to be monitored or needs more information, but does not require dispatching resources, you would classify the emergency phase as _____.
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uncertainty
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Medical advice
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What is a MEDICO
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When possible, SAR incident data should be collected from the reporting source, with the MOST important information gathered first in case communications are lost. What are the four most important pieces of information that should be gathered first?
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Last Known Position (LKP), Nature of Distress (NOD), Persons On Board (POB), and Description
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When all hope is lost, when determined to be a false alarm, Surivivors are rescued, All of the above
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When is the SAR system deactivated or shut down?
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Gives the Coast Guard the right to conduct search & rescue.
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What is the importance of 14 USC 88?
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coordinate efforts on scene
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The primary responsibility of an OSC is to _____.
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Yes
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Does the Coast Guard have the right to enter posted "Private Property" to conduct SAR?
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Chapter 4 of the Coast Guard Addendum to the National Search and Rescue Manual
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Where can you find Coast Guard Policy on commercial assistance?
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What is the term used to describe the most probable location of a search object, corrected for movement over time?
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Datum
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20 NM
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Wind currents should be determined when water depths exceed 100-feet, and distance from shore is greater than how many miles?
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Datum Marker Buoy (DMB)
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What is the most reliable source of "Total Water Current"?
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True
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A Datum Marker Buoy CANNOT provide historical drift data.
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"The movement through the water caused by winds blowing against the exposed surface of the search object".
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Leeway
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Oceanic and Coastal
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What environment is Leeway computed for?
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Tidal Current
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What coastal current describes the horizontal movement of water caused by the gravitational pull of the sun and the moon?
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Location is more than 25NM offshore and the water depth is more than 300 feet.
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Sea Current (SC) is generally assumed to exist when what two criteria are met?
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Coastal
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What environment are tidal currents computed for?
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horizontal movement of the water
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Tidal currents account for the _____.
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½ trackspace (S) in from the sides
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Where is the Commence Search Point (CSP) located on a Creeping Line or Parallel search pattern?
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2 NM
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You have been tasked to conduct an Expanding Square (SS) search pattern with a track spacing of 1NM. How long will your fourth search leg be?
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Parallel
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What search pattern is used to cover a large area uniformly when there is equal probability of the target being anywhere in the search area?
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Parallel
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What search pattern is best used when the target location is equally likely to be anywhere in the search area? This is the simplest search pattern and the legs are parallel to the major axis.
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90˚ to the left
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In what direction does the second unit commence their search in a VM?
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Sector
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What type of search pattern is used when datum is established within close limits, the area to be searched is not extensive, and a concentration of effort is desired at datum?
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Major
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The PS search pattern runs along the _____ axis.
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CS
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A vessel has been reported overdue on a voyage and the only information known is the time of departure and intended route. What is the appropriate search pattern to use?
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Square
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What search pattern is best used when it is confident that the datum is within close limits, the first leg is in the direction of the drift, and all course changes are 90 degrees to the right?
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Sector
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What search pattern is best used when there is high confidence in datum within a small search area?
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Sector
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What type of search pattern is used when datum is established within close limits, the area to be searched is not extensive, and a concentration of effort is desired at datum?
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Expanding square
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What type of search pattern has its search legs increasing by 1 track spacing every other search leg?
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Perpendicular to the direction of drift
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How are the search legs of a barrier search conducted?