BASIC DC

Terms in this set (110)

ship control sys

engineering control spaces

chemicals and dangerous materials

misc spaces not covered by other letters

vertical access trunks

Compartment number 2-79-11-A

2- deck
79- frame (forwardmost frame of comp is 79)
11- relation to centerline (6th comp on starboard side 1,3,5,7,9,11)
A- compartment

-set when in no danger of attack
- secured during x,y, and z
- eg. ship in anchor in well protected harbor

-closed when condition x ray set
-may be opened without permission, but closed immediately

-maintained at sea during peacetime, and in port during wartime, and in port during peacetime outside of regular working hours
-secured during conditions yoke and zebra

-closed when yoke is set
-may be opened without permission but must be set immediately

-closed when condition zebra set
-once condition zebra is set, no closure (x,y,z) may be opened without permission of DCA
-set prior to leaving or entering port during wartime, also set immediately, without orders when manning general quarters stations
- set to isolate and control fires and flooding when the ship is not at GQ

-closed when an increase in watertight integrity is needed, not req to set entire ship set to condition zebra
-normally set on the DC deck and below (2nd deck)
-all main hatches closed, scuttles left to be open will be logged as such in DC Central
-eg. at restricted maneuvering in low visibility

-closed during condition zebra
-may be opened during prolonged periods of GQ with permission of the CO.
-opening of fittings allows evolutions like handing out rations, sanitary facilities, etc.
- must be guarded in the event the ship is req to rapidly reset condition zebra

-applies fittings opening to weather spaces that are not provided with darken ship switches or light traps
-closed from sunset to sunrise when underway

-kept opened during all material conditions of readiness
- applies to all vital sea suctions and vital valves
-secured only when necessary to control damage and CBR contamination

-normally kept open
-secured as defense against CBR attack and the spread of damage

When reporting, include the following info

- type of casualty
- degree of flooding, color smoke
-location of casualty by name, comp #, deck, frame, side of ship

simple fracture

occurs when broken bones doesnt break skin

compound fracture

when the bone breaks the skin and is exposed

treatment for electric shock

-secure power
- remove the victim from source
- begin CPR

first degree burn

-redness, increased warmth and mild pain
-immerse burn area in col water

-reddened and blistered
- severe pain
- soak in ice water
-apply sterile dressing

-destroys skin and destroy muscle tissue
-nerve endings destroyed
- treat for shock and give morphine
- use strile sheets to wrap victim

Stretcher: stokes

- most common
- consists tubular metal frame on which a shallow wire basket

stretcher: miller board

flat board made of plastic, yellow in color, with straps, also used in transporting injured personnel

-displaces oxygen
- non corrosive
- located 30ft from potential charlie fires
-must be grounded

-aqueous film forming foam
- smothers fire by separating fuel from air
- 6 parts AFFF to 94 parts water

-potassium bicarbonate
-chemically interrupts chain reaction
-last resort for class charlie fires

What are two sizes of PKP?

What are duration and ranges for PKP?

18lb- 10 seconds- 19ft
27lb- 11 seconds- 21 ft

-chemically interrupts combustion chain
- minimum atmosphere concentration of 3% to be effective
-LSD-48 halon systems deliver 5-7% concentration
-space must be sealed for 15 min before reentry
-white smoke will appear when fire is out, black smoke if did not work
- installed in main engineering spaces, jp-5 pump room, paint, troop flam

-aqueous potassium carbonate
-smothers deep fat fryer fire
- located in galley and wardroom

AFFF portable extinguisher

- bottle 28lbs, 55-65 sec, distance 15 ft
-charged to 100 psi
-one can extinguish 20 sq ft

Class A fire extinguishing method

Class B fire extinguishing method

-halon 1301
- AFFF bilge sprinkling
- portable PKP
-water fog
-CO2

Class C fire extinguishing method

-secure power
-CO2
-water fog
-AFFF
-PKP last resort

Class D fire extinguishing method

methods of heat transfer

conduction
radiation
convection

positive ventilation

air forced in space
used to prevent spread of smoke

negative ventilation

air removed from space

established by closing hatches and doors adjacent to access of affected space

secondary boundaries

-set around buffer zone to check spread of smoke and provide safe area for personnel
-positive ventilation set within secondary boundary

Pressure Effects on the rate of flooding

an increase in depth results in an increase in pressure and increase in gallons per min

flooding boundaries

control flooding by securing all water tight fittings in the main water tight bulkheads and decks closest to flooding

-emergency repair to low pressure piping
-rated 150 psi

-prefabricated metal band lined with rubber
- used to patch up to 100 psi
-fastest means of patching

used to fasten sheet metal flange and gasket around a ruptured pipe

-Emergency Water Activated Repair Patch
- liquid activated resin repair kit
- used to patch pipes up to 150psi and 200 degrees

subject to pressure acting perpendicular to axis

most common type

Where is shoring materials located?

2nd deck in vicinity of repair lockers

CO2 extringuiusher specs

range: 4-6 ft
weight: 15lbs
continuous operation: 40 seconds

Portable AFFF extinguisher specs

-2.5 gallons of water at 10 psi
-one quart is AFFF concentrate
-produces 16 gallons expanded foam
-range: 15 ft
-duration: 55-65 seconds

Sizes of fire hoses

1.5 in or 2.5 in. Length 50 feet

AFFF in line eductor

injects 6% AFFF concentrate into 94% seawater
must be used with 1.5 in hose
one 5 gal tank of AFFF will last 60 seconds ad make 660 gallons of foam finish

Nozzle sizes and purpose

1 1/2 in used inside skin of ship
2 1/2 in nozzles can be used on weather decks

Types of eductors

S-type and peri-jet

How do eductors operate

firemain or p-100 pump

requires a 2 1/2 in and a 4 in discharge hose (2 for 1 ratio)

reqires a 1 1/2 in and a 2 in discharge hose (2 for 1)

electrical submersible pump

-used for de-watering compartmments that cannot be drained by installed drainage systems
-requires 2 1/2 in discharge hose
-can't be used to pump water with gas or heavy oils
-rated to deliver 140gpm against a max head of 70 ft or 200gpm at 50 ft static head

-4 on board
-rated 100gpm, 83 psig, w max 20 ft suction

-Portable Exothermic Cutting Unit
-used to cut holes on ships decks, bulkheads, and hatches

-Naval firefighters thermal imager
-used to locate fire, scan hotspots, find casualties through smoke, find embers

-driven by firemain and used in de-smoking
- uses a 1 1/2 in firehose for activation and discharge
-airflow 2000 ft per min

Primary function of fire main

to distribute seawater to fire fighting services and coutermeasure wash down sys

Secondary function of firemain sys

Provide water for flushing sys, air conditioning condensers, ship service air compressors, etc.

Type of Firemain

Double modified horizontal loop

5 the feed the firemain system

Main Drainage System function

used for de-watering of main/aux/shaft alley. Used for normal drainage of MMR, AUX, shaft alley, waste water tanks, etc.

AFFF components

4 AFFF storage tanks (700 gallons each)

Stores liquefied halon super pressurized with nitrogen to 600 psi at 70 degrees f.

Halon time delay

MMR 1, MMR2, AMR1, AMR2 = 60 sec delay
JP-5 pump rm, SD1, SD2, Troop flam, paint issue, paint mixing = 30 sec delay

Rage Guard Extinguishing System

deep fat fryer extinguisher

4 types of nuclear radiation

ALPHA: large in size, short range, stopped by thin paper
BETA: stopped by clothing, short range
GAMMA: internal body damage, long range, can penetrate all matter
Neutrons: long range, hazardous

cloud of radioactive mist caused by subsurfacenuclear explosion

over-pressurization in the air or water caused by a nuclear explosion

unit of measurement used for gamma radiaiton

portable instrument used to measure radiation intensity

portable device which measures the total amount of radiation recieved

mask used during biological attack

decontamination

physical removal through use of water and calcium hypochlorite solution

skin decontamination kit

detects V, G, and liquid nerve agents

What does MOPP stand for? What is it used for?

Mission oriented protective posture. CBR defense. Incremental increase in personnel protection

SUSPECTED THREAT
-masks fitted for immediate use
- consist of mask, chem protective glove set, decontamination kit, atropine injectors, 2-Pam chloride injectors, tablets

POSSIBLE THREAT
protective mask is in carrier and worn on person

PROBABLE THREAT
-maintain mask on persons
- all weather ddeck activites require donning wet weather gear over ppe

IMMINENT THREAT
- don protective mask
- don chemical protective glove set
-don battle dress

Repair Party Leader

responsible for organization and training of the personnel assigned to his/her repair locker

proceeds directly to scene to direct efforts of rapid response team. if capabilities beyond RRT, turn over with on scene leader

On Scene Leader

-in charge at scene
- shall wear SCBA and flash hood and gloves
- determines where to establish initial fire and smoke boundaries

-Will wear SCBA
- Carries NIFTI
- directs nozzlemen
- attack team leader is required when two hoses are employed within the same compartment

Follows principles of investigation (rapid but cautious, thorough, report all findings, repeats investigation)

- wears OBA
works in pairs

-proceeds directly to the scene whenn casualty called away
-cools bulkheads
removes flammable material

relays orders and info
uses phraseology, message blanks, DC symbology

gains access to the casualty-affected space when directed by OSL. Must be familiar with forcible entry equipment (PECU)

Rapid Response Team

-proceeds directly to scene
- No SCBA or protective clothing required
- minimum of 4 personnel will be assigned

-team leader
- #1 nozzlemen
- #1 hoseman
- #2 nozzleman
- #2 hosman

What is CPS? What does it stand for?

Collective Protection System

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