www.boatswainsmate.net bm3 study guide by sn jamison burkett

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www.boatswainsmate.net

BM3 STUDY GUIDEBy SN Jamison Burkett

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What form is used when ordering new publications?

CG-4428

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How do you request an allowance change for a

publication

• CG-5323

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Where would the form for unit authorization changes be found?

• It is available on CG Standard Workstation II, in Forms Plus, and CG Standard Workstation III, in Jet Form Filler.

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What is the DPRI?

Directives, Publications, and Reports Index

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What is the SDL

Standard Distribution List

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What kind of information can be obtained from the SDL?

Current unit address, phone number, and OPFAC for the entire coast guard

Units Distribution SymbolInstruction for correspondence and handling

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What are the second and third chapters of the DPRI

Chapter 2 – Directives and Publications listed numerically

Chapter 3 – Directives and Publications listed alphabetically

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Where can you find the latest revision to a publication

•DDPRI Chapter 3

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Where can you find your units distribution symbol block for a

publication?

On the bottom of the cover page of the publication

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What info will be addressed in the distribution blocks?

Unit authorization and allowance

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How do you locate your units distribution symbol?

Look at table of contents page 1 of SDL

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In what publication would you find a listing of charts and

publications required for your cutter?

•CCOMDTINST M3140.5

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If the directive you are requesting is classified where do you send a

letter requesting it?

Sponsoring office at CGHQ

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What are the three basic changes to publications?

Pen and InkCut and PastePage for Page

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How can changes and ammendments to publications

come?

•CCD-RomVia a link to an internet site

Official messageChange directive or notice

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What is a SSIC?

Standard Subject Identification CodeExample : 16114.5B

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What do these mean: CI, CIM, CP, CN, U, F, C, S, T?

•CCI – COMDNTINSTCIM – COMDNTINST MANUALCP – COMDNT PUBLICATION

CN – COMDNT NOTEU – UNCLASSIFIED

F – FOR OFFICIAL USE ONLYC – CLASSIFIED

S – SECRETT – TOP SECRET

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What is a keel?

The keel is the backbone of a vessel running from bow to stern along the center line of the

hull.

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What are the two most common types of keels on metal boats?

Bar KeelFlat Plate Keel

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What are the three basic types of hulls?

DisplacementSemi-displacement

Planing

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What type of hull is the 47MLB?

Deep V Planing

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What does amidships mean?

It means the center or middle area of a vessel; the point where the center line and beam line

meet.

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What does athwartships mean?

A direction that runs from side to side.Example; Athwartships passageway orAthwartships bulkhead

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What is a vessels tendency to return to the upright position

know as?

Stability

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What are the two types of stability?

TransverseLongitudinal

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What are the two primary forces that determine stability?

WeightBuoyancy

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What are the two forces that affect stability?

StaticDynamic

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What temp must an anti-exposure suit be worn?

When the water is below 60 and above 50.

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What type of pfd is a anti-exposure suit?

Type V

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When must a dry suit be worn?

When the water temp is below 50 and the air temp is below 50.

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What are the three main factors that determine how long a person

can survive in cold water?

Temp of waterPhysical condition of PIW

Actions taken by PIW

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What degree of arc does each light shine: Port, Stbd, Mast,

Stern?

Port and Stbd – 112.5Mast 225Stern 135

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How high does the MK 80 pencil flare go?

250-650’

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What color is the night end of a MK 124?

Red

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How long does it take to acquire night vision?

30 min.

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Who reviews unit logs after they are completed?

QMOW-OOD-OPS/NAV-CO

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Who can make corrections to a log after the CO signs it?

Nobody

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What are the different readiness conditions?

V – In port or at anchor IV – Normal peacetime steaming

III – GQ, 1 in 3 manningII - GQ, port/stbd manningI – GQ, all hands manning

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How many hours before getting underway is the typical navigational briefing?

24 hrs

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Where can you find the requirements of cutters before

getting underway?

Coast Guard Navigational Standards Manual

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What does right/left standard rudder mean?

Turn the rudder 20 degrees

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What does ease your rudder mean?

Decrease rudder angle by half

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What type of cloud is also known as the mackerel sky?

Cirrocumulus

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What type of cloud is low flying around 1000’ and uniform?

Stratus

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At what depth do hydro static releases release?

5-15’

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How often are Hydro Static releases to be inspected?

Annually

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How often are stokes litters required to be washed down if

stored on weather decks?

Weekly

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How often are stokes litters to be inspected?

QuarterlyOr after each use

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Explain a NIMA stock number for a chart?

Example 14BHA1426314-Geographic sub-region

B-portfolioHA-type of chart

14263-chart number

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How many colors are on a chart?

•66

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What is a chart that covers a large area called?

Small-scale chart

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Who publishes notice to mariners?

NIMA

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In the notice to mariners corrections, if the letter P is used

what does it indicate?

The correction is a preliminary correction

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When can amplitude observations be made?

When the sun’s lower limb is 2/3 of its diameter above the horizon.

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How many satellites are required to generate a fix with GPS?

•44

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What does FTC mean on radar?

Rain Clutter

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What are chain slings made of and what do they have on them?

Heat treated alloy and they have an A stamped on the links.

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What is the master link made out of?

Grade 8 alloy steel

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What do different lays of wire rope look like?

Refer to page 5-3 in BM3 course book

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What is the minimum safety factor for wire rope on board a

ship?

•55

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What part of a lifting rig is designed to be the weakest link?

The hook

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What color are the next last shot of chain and last shot of chain

painted?

Second to last – yellowLast - red

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Name the parts of a Danforth and Navy standard stockless anchor?

Danforth: shackle, eye, shank, crown, fluke, stock.

Stockless: shackle, shank, crown, shoulder, fluke, bill.

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What is another name for azimuth?

A celestial bearing

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What is the horizontal movement of the water caused by

gravitational interaction between the sun, moon, and earth called?

Tidal Currents

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What is nautical twilight; civil twilight?

Nautical twilight is when the suns upper limb is 12 degrees below the visible horizon

Civil twilight is 6 degrees below the visible horizon

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What is the only letter not used for time zones?

•JJ

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What color do you mark safe water on your chart?

Blue

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What are safe water buoy marks colored?

Red and white

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What do the following abbreviations mean: CLR, SCT,

BKN, OVC, R, RW?

CLR – CLEARSCT – SCATTERED

BKN – BROKENOVC – OVERCAST

R – RAINRW – RAIN SHOWERS

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What is the optimum temperature for a spray painting system?

70

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What are the characteristics of the bosn chair?

27” long12” wide2” thick

Two cleats ½” thick x 4” wide x 12” longBe clear of varnish or linseed oil

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What are the two methods of rigging the bosn chair?

Luff tackleSingle whip purchase

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What type of hitch is used to secure the bosn chair?

Girth hitch

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What are the characteristics of the stage?

6-8’ long2” thick12” wide

Two short wooden horns approx. 16” longBe clear of varnish or linseed oil

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What are the two methods of rigging the stage?

Eye spliceStage hitch

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What does the single whip purchase allow with a bosn

chair?

It allows the chair to be controlled by a work party

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What mechanical advantage does luff tackle have?

3 to 1

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What shot of chain is marked wwww-r-wwww?

4th

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What is the master link made out of?

Grade 8 alloy steel

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What does the number pennants look like?

Reference chapter 6 of BM3 course book

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What does at the dip mean?

Flag hoisted halfway up the yardarm.

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What does the code or answer pennant look like?

Reference chapter 6 of BM3 course book

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What the flags alpha, bravo, delta, hotel and oscar mean?

A - I have a diver down, keep well clear atslow speedB - I am taking in, or discharging, or carryingdangerous goodsD - Keep clear of me, I am maneuvering withDifficultyH - I have a pilot on boardO - Man overboard

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How many signal flags are there?

40

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What does the SOPA flag look like?

Reference chapter 6 of BM3 course book

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What pennant is raised five minutes prior to colors?

Prep pennant

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What are the different calls on the bosn pipe?

Attention aka passing the wordMess – the longest of all calls lasting 60 secs

SweepersPassing the side – the aristocrat of all calls

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What are the hand positions on the bosn pipe and what kind of

note do they produce?

Open – soft clear note, lowest pitchedCurved – higher pitched note

Closed – High Clear NoteClinched – Shrill and Clear Note

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What are the nomenclature of the bosn pipe?

Mouth, reed, flange, bowl, pea, windedge, ring, lanyard.

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