ATON Flashcards

1
Q

NEMA Strings

A

DTM
GST
GGA
GRS
GSA

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2
Q

2DRMS Tolerance

A

more than 0 Less than 9.8

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3
Q

Buoy Positioning Tolerance

A

15yds

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4
Q

Fixed Structure Positioning Tolerance

A

3 yds

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5
Q

What do you find a buoy at

A

Excursion

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6
Q

What do you set a buoy at

A

short stay

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7
Q

Excursion

A

The direction and distance from the sinker to the buoy.

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8
Q

Methods to determine Excursion

A

L method
H method
Manual Method

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9
Q

L method

A

only to be used in calm water with no wind. Pull and then let buoy settle back

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10
Q

H method

A

pull until at full excursion. Use Pythagorean theorem to solve

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11
Q

Manual Method

A

Estimate how the dynamic forces are affecting buoy and what percentage buoy is at full excursion. Do H method on USAIMS and then multiply by that percentage.

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12
Q

When to replace standard 1/2inch chain

A

48/32

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13
Q

Objectives of ATON

A

Assist with position
assist with plotting a safe course
warn of dangers and obstructions
promote safe and economical movement of commercial vessels
promote safe and effective movement of military vessels.

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14
Q

Aid

A

any device external to the vessel to assist with navigation or positioning

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15
Q

ICW

A

from brownsville TX to Manasque NJ

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16
Q

Isolated Danger

A

Black and red flashing 2 sec every 5sec. can be passed on either side

17
Q

Safe Water Mark

A

red and white vertically stripped MOA white light

18
Q

Minimum State light must be in

A

75% with 5 day autonomy

19
Q

Class System for Buoys

A

1-6 with 1 being the largest and 6 the smallest

20
Q

when is bottom part of door required to remain in

A

when lifting dor mors over 250 lbs.

21
Q

TANB Load Zones (trailered)

A

B: 200
A: 400
C: 400
always put most of the weight in B/A

22
Q

TAND Load zones (U/w)

A

B: 350
A: 500
C: 405
Max weight is 1255. going above is not advisable, but TANB can do 1500.

23
Q

PPE required

A

Hard hat/chin strap
gloves
PFD
fixed blade knife
Safety glasses with ANSI standard Z87.1
safety toe boots

24
Q

weight of 5th class plastics and foams

A

165lbs