228 DC Questions Flashcards
General Damage Control (228 cards)
1
Q
WHAT METHOD OF INVESTIGATION IS USED TO LOCATE DAMAGE IN TANKS AND VOIDS?
A
ANS: SOUNDING AND USING THE LIQUID LOAD LIST.
2
Q
- WHY IS IT IMPORTANT TO HAVE AN UP TO DATE LIQUID LOAD LIST?
A
ANS: TO KNOW THE LEVEL OF TANKS AND VOIDS PRIOR TO DAMAGE.
3
Q
- HOW ARE AIR TEST FITTINGS USED TO INVESTIGATE FOR DAMAGE?
A
ANS: LOOSEN AND LISTEN FOR AIR ESCAPING OR WATER AROUND PIPE.
4
Q
- AIR ESCAPING FROM AN AIR TEST FITTING INDICATES WHAT KIND OF DAMAGE?
A
ANS: POSSIBLE FLOODING.
5
Q
WHAT METHOD IS USED TO CHECK FOR HOT DOORS AND HATCHES?
A
ANS: REMOVE GLOVE AND CHECK WITH BACK OF HAND ½ IN FROM DOOR.
6
Q
WHAT SHOULD BE USED ON A SOUNDING TAPE WHEN SOUNDING A FUEL TANK?
A
ANS: WATER INDICATING PASTE.
7
Q
- WHAT ARE THE FOUR PRINCIPLES OF INVESTIGATION?
A
ANS: INVESTIGATE THOROUGHLY, CAUTIOUSLY, REPORT QUICKLY AND CLEARLY. REPEAT YOUR INVESTIGATION.
8
Q
- WHAT SHOULD BE USED ON A SOUNDING TAPE WHEN SOUNDING A WATER TANK?
A
ANS: CHALK.
9
Q
- SHOULD YOU SOUND A FUEL TANK AND A WATER TANK WITH THE SAME SOUNDING TAPE?
A
ANS: NO. THE FUEL RESIDUE ON THE TAPE WOULD CONTAMINATE THE FRESH WATER.
10
Q
- HOW WOULD YOU CHECK A BULKHEAD FOR FLOODING ON THE OTHER SIDE?
A
ANS: TAP UP THE BULKHEAD LISTENING FOR A CHANGE IN SOUND.LOOK FOR SWEATING ON THE BULKHEAD.
11
Q
- WHAT IS THE ACCESS MAN’S JOB? (3)
A
ENS: TO OPEN DOOPS, HATCHES AND SCUTTLES AND TO CLEAR ROUTES AS NECESSARY TO GAIN ACCESS TO THE AFFECTED SPACE.
12
Q
2 WHAT EQUIPMENT DOES THE ACCESS MAN CARRY, AS NECESSARY?
A
ANS: A CROWBAR OR PRYBAR, AND A 10LB SLEDGEHAMMER, BOLT CUTTERS, AND PECU.
13
Q
- WHEN OPENING AN INDIVIDUAL-DOG WATERTIGHT DOOR OR HATCH, WHICH SIDE IS UNDOGGED FIRST?
A
ANS: THE HINGE SIDE FIRST.
14
Q
- WHAT TOOLS ARE USED IN OVERHAULING A FIRE? (3)
A
ANS: A FIRE AXE, PAKE, AND FIRE HOSE.
15
Q
- HOW DO YOU OVERHAUL A CLASS ALPHA FIRE?(2)
A
ANS: BREAK APART ANY SMOLDERING AND UNBURNED MATERIALS. USE A FIRE HOSE WITH SOLID STREAM AND FOG.
16
Q
- HOW DO YOU OVERHAUL À CLASS BRAVO FIRE? (4)
A
ANS: SECURE THE SOURCE, COVER THE FUEL WITH A BLANKET OF AFFF, REMOVE FUEL (IF POSSIBLE), AND COOL SURROUNDING AREA.
17
Q
- HOW DO YOU OVERHAUL A CLASS CHARLIE FIRE?
A
ANS: ASSIST THE ELECTRICIAN.
18
Q
- WHEN DOES THE ELECTRICIAN SECURE POWER AND LIGHTING?
A
ANS: WHEN DIRECTED BY THE ON-SCENE-LEADER PRIOR TO ENTERING THE AFFECTED SPACE.
19
Q
- WHY DOES THE ELECTRICIAN DE-ENERGIZE ALL ELECTRICAL EQUIPMENT IN A FIRE AFFECTED AREA?
A
ANS: TO PROTECT PERSONNEL AND PREVENT POSSIBLE EXPLOSIONS OR FLASHBACKS.
20
Q
- WHY DOES THE ELECTRICIAN BRING A VOLTAGE TESTER TO THE SCENE?
A
ANS: TO ENSURE THAT CIRCUITS APE DE-ENERGIZED BEFORE ATTEMPTING PEPAIRS.
21
Q
- WHAT DO YOU LOOK FOR WHEN CHECKING FOR ELECTRICAL DAMAGE?
A
WIRES THAT MAY BE CUT, GROUNDED, SHORTED OR DESTROYED.
22
Q
- WHY MUST AN ELECTRICIAN’S RUBBER GLOVES BE INSPECTED FOR CRACKS OR HOLES?
A
ANS: TO PREVENT ELECTRICAL SHOCK.
23
Q
- HOW DO YOU REPAIR DAMAGED WIRING IN A VITAL CIRCUIT? (2)
A
ANS: SPLICE NON-VITAL WIRE OF THE SAME GAUGE OR LARGER INTO VITAL CIRCUIT AFTER ENSURING THAT BOTH CIRCUITS ARE DEENERGIZED. ALWAYS WORKING FROM THE LOAD TO THE SOURCE.
24
Q
- WHEN DOES THE ELECTRICIAN SECURE LIGHTING?
A
ANS: WHEN DIRECTED TO BY THE ON SCENE LEADER.
25
8. HOW IS THE VOLTAGE TESTER, (WIGGINS) TESTED?
ANS: FROM A KNOWN SOURCE.
26
1. WHAT IS THE PRESSURE DIFFERENCE, IN POUNDS, ALLOWED BETWEEN THE BOTTLE PRESSURE GAGE AND THE REMOTE PRESSURE GAGE?
ANS: NO MORE THAN 500 LBS.
27
2. WHAT IS THE PURPOSE OF THE SCBA?
ANS: TO SUPPLY OXYGEN INDEPENDENT OF THE SURROUNDING ATMOSHPERE.
28
3. HOW ARE SIZES RECOGNIZED FOR THE FACE PIECES?
ANS: SCOTT USES COLORED RUBBER SEALS AND MA USES COLORED LENS OUTLINES
29
4. WHAT ALERTS YOU TO LOW PRESSURE IN YOUR BOTTLE?
ANS: SCOTT HAS A VIBRAL ALARM AND BELL THAT SOUNDS UPON BREATH INTAKE AND MSA HAS A BELL LOCATED ON THE BOTTLE.
30
5. WHY SHOULD YOU CHECK YOUR REMOTE PRESSURE GAGE OFTEN?
ANS: A DRASTIC PRESSURE DROP COULD BE A LEAK WITH THE BOTTLE OR AIRPACK.
31
6. WHAT ARE THE TWO SIZES OF SCBA BOTTLES USED ONBOARD USS LASSEN?
ANS: 30 MINS AND 45 MINS
32
7. WHICH LOCKER PERSONNEL USE THE 30 MIN SCBA BOTTLE?
ANS: INVESTIGATOR, AND ELECTRICIAN
33
1. HOW IS PKP USED TO EXTINGUISH FIRES IN CONFINED SPACES?
ANS: SHORT BURSTS AS NECESSARY.
34
2. WHERE SHOULD PKP BE DIRECTED?
ANS: AT THE BASE OF THE FLAMES IN A RAPID SWEEPING MOTION.
35
3. WHAT IS THE EFFECTIVE RANGE OF AN 18-POUND PKP EXTINGUISHER?
ANS: APPROXIMATELY 16 TO 20 FEET.
36
4. FOR WHAT CLASS OF FIRES IS PKP MOST EFFECTIVE?
ANS: CLASS BRAVO.
37
5. HOW WOULD YOU PROTECT YOURSELF FROM THE INTENSE HEAT OF FIRE WITH PKP?
ANS: SHORT BURSTS OF PKP IN THE AIR WILL SERVE AS A HEAT SHIELD.
38
6. HOW LONG DOES AN 18LB PKP BOTTLE LAST UNDER CONTINUOUS USE?
ANS: 10 SECONDS
39
7. HOW LONG DOES A 27 LB PKP BOTTLE LAST UNDER CONTINUOUS USE?
ANS: 11 SECONDS.
40
1. WHAT IS THE MAXIMUM EFFECTIVE RANGE OF A 15 LB CO2 EXTINGUISHER?
ANS: 4 TO 6 FT FROM THE TIP OF THE HORN.
41
2. WHY IS CO2 RECOMMENDED FOR CLASS CHARLIE FIRES?
ANS: IT'S NON-CONDUCTIVE, NON-CORROSIVE, LEAVES NO RESIDUE, AND DOES NOT DAMAGE EQUIPMENT.
42
3. HOW DO YOU DIRECT THE CO2 WHEN FIGHTING A CLASS CHARLIE FIRE?
ANS: AT THE BASE OF THE FLAME WITH A SWEEPING MOTION.
43
4. HOW DOES CO2 EXTINGUISH A FIRE?
ANS: REMOVES THE OXYGEN TO THE EXTENT THAT COMBUSTION CAN NOT BE SUSTAINED.
44
5. HOW CAN YOU TELL WHEN A CO2 BOTTLE IS EMPTY?
ANS: WHEN THE EXTINGUISHER MAKES A HOLLOW SOUND.
45
6. HOW LONG WILL A 15 LB CO2 EXTINGUISHER LAST UNDER CONTINUOUS OPERATION?
ANS: APPROXIMATELY 45 SECONDS.
46
1. WHAT IS THE MIXING RATIO FOR AFFF AND WATER?
ANS: 94% WATER, 6 AFFF CONCENTRATE.
47
2. CAN AFFF BE USED ON CLASS ALPHA FIRES?
ANS: YES, BECAUSE OF THE COOLING EFFECT OF THE WATER.
48
3. WHAT IS THE SHELF LIFE OF AFFF?
ANS: INDEFINITE.
49
4. WHAT CLASS OF FIRE IS AFFF NORMALLY USED FOR?
ANS: CLASS BRAVO.
50
5. CAN YOU USE AFFF IN CONJUNCTION WITH PKP?
ANS: YES.
51
6. WILL AFFF FLOAT ON TOP OF FUEL?
ANS: YES.
52
7. AFFF NOZZLES (BELOW DECKS) SHOULD BE PRESET AT HOW MANY GALLONS PER MINUTE?
ANS: 95 GPM.
53
8. HOW MANY AFF STATIONS ARE ONBOARD THE USS LASSEN AND WHAT ARE THE TANK CAPACITIES?
ANS: 2/ WITH 600 GALLON CAP (EACH)
54
9. HOW LONG DOES. AN AFFF BOTTLE LAST UNDER CONTINUOUS USE?
ANS: 55-65 SECONDS
55
1. WHICH TYPE OF NOZZLE SHOULD BE USED WITH THE INLINE EDUCTOR?
ANS: A 95 GPM VARI-NOZZLE.
56
2. WHAT SHOULD THE FIREMAIN PRESSURE BE AT THE INLET SIDE OF THE INLINE EDUCTOR?
ANS: 100 PSI.
57
3. HOW MANY LENGTHS OF HOSE MAY BE ADDED TO THE DISCHARGE SIDE OF THE INLINE EDUCTOR AND STILL MAINTAIN AN EFFECTIVE AFFF\WATER MIXTURE?
ANS: 3 LENGTHS OF 50 FT HOSE FOR SAME DECK OR UP ONE DECK LENGTHS TO GO DOWN ONE DECK.
58
4. HOW LONG WILL A 5 GALLON CAN OF AFFF LAST UNDER CONTINUOUS USE WITH THE INLINE EDUCTOR?
ANS: APPROXIMATELY ONE MINUTE.
59
1. WHAT ACTIVATES HALON RELEASE?
ANS: CO2.
60
2. HOW MANY HALON CYLINDER STORE ROOMS ARE ONBOARD LASSEN? WHERE ARE THEY LOCATED?
ANS: BY REPAIR 5, AND BY THE SS02 OFFICE.
61
3. ONCE THE HALON SYSTEM IS ACTIVATED, HOW IS THE VENTILATION SECURED?
ANS: AUTOMATICALLY THROUGH INSTALLED PRESSURE SWITCH.
62
4. THE HALON SYSTEM TAKES APPROXIMATELY HOW LONG TO COMPLETELY DISCHARGE?
ANS: 10 SECONDS.
63
5. WHAT IS THE PRIMARY FUNCTION OF THE HALON SYSTEM?
ANS: TO EXTINGUISH MAIN SPACE FIRES WHICH ARE BEYOND THE CAPABILITIES OF OTHER EXTINGUISHING' SYSTEMS.
64
6. WHAT WARNINGS ARE GIVEN WHEN THE HALON SYSTEM HAS BEEN ACTIVATED?
ANS: VISUAL AND AUDIBLE ALARMS.
65
7. WHAT IS THE REQUIRED "SOAK" TIME BEFORE ENTERING A SPACE AFTER HALON DISCHARGE?
ANS: MINIMUM 15 MINUTES SOAK. 15 MINUTES FOR VENTLIATION = 30 MINUTES TOTAL.
66
8. HOW LONG IS THE TIME DELAY, FOR THE HALON 1301 FLOODING SYSTEM?
ANS: 60 SEC FOR A MANNED SPACE, 30 SECONDS FOR AN UNMANNED SPACE.
67
1. WHAT ARE THE TYPES OF PORTABLE EDUCTORS?
ANS: S-TYPE, PERI-JET, ESP (electrical submersible pump) AND P-100.
68
2. WHAT IS THE PRIMARY PURPOSE OF EDUCTORS?
ANS: TO REMOVE WATER.
69
3. WHAT ARE SOME OF THE ADVANTAGES OF THE PERI-JET EDUCTOR?
ANS: 1 IT WILL PASS SMALL OBJECTS. 2 WILL REMOVE CONTAMINATED WATER. 3 SAFE BECAUSE OVERHEATING AND SPARKS ARE ELIMINATED.
70
1. WHAT IS THE MAXIMUM LIFT THAT A P-100 PUMPS CAN TAKE A SUCTION FROM?
ANS: 20 FT.
71
2. HOW IS THE P-100 COOLED WHILE IN USE?
ANS: AIR.
72
3. WHAT IS THE PRIMARY USE OF THE P-100?
ANS: FIRE FIGHTING, DEWATERING AND MANY UTILITY FUNCTONS.
73
4. WHAT TYPE OF FUEL DOES THE P-100 UTILIZE?
ANS: (DIESEL) JP5 OR DEM
74
5. DOES THE P-100 REQUIRE THE USE OF A FOOT VALVE?
ANS: YES.
75
6. WHAT IS THE GALLON PER MINUTE AND PSI RATING OF THE P-100?
ANS: 100 GPM 83 PSI
76
ELECTRIC SUBMERSIBLE PUMP. SUBMERSIBLE PUMPS ARE NOT DESIGNED FOR PUMPING WHAT TYPES OF LIQUID?
ANS: GASOLINE, HEAVY OILS, OR HOT WATER.
77
2. WHY IS A STRAINER USED WITH A SUBMERSIBLE PUMP?
ANS: TO PREVENT DEBRIS FROM ENTERING THE PUMP.
78
3. HOW MANY GALLONS OF LIQUID WILL THE SUBMERSIBLE PUMP DELIVER?
ANS: 200 GPM AT A 50 FT DISCHARGE HEAD: 140 GPM AT A 70 FT DISCHARGE HEAD.
79
4. WHAT SIZE DISCHARGE HOSE IS USED WITH THE SUBMERSIBLE PUMP?
ANS: A TWO AND ONE HALF INCH.
80
5. WHEN MUST THE SUBMERSIBLE PUMP BE PRIMED?
ANS: WHEN A SUCTION HOSE WITH A FOOT VALVE IS ATTACHED TO THE PUMP.
81
1. WHAT TYPE OF BLOWERS ARE USED TO DESMOKE A COMPARTMENT CONTAINING EXPLOSIVE GASES?
ANS: 1) PNEUMATIC OR AIR DRIVEN. 2) RAM FAN
82
2. HOW MANY CUBIC FEET OF AIR CAN BE REMOVED (PER MINUTE) BY A PNEUMATIC BLOWER?
ANS: 750 CUBIC FEET PEP MINUTE WITH 45 FT OF 8-INCH HOSE ATTACHED.
83
3. HOW ARE BLOWERS USED TO AID THE ATTACK TEAM IN FIRE FIGHTING?
ANS: THEY MAY BE USED TO VENTILATE SMOKE, TOXIC GASES, STEAM AND HEAT AWAY FROM THE ATTACK TEAMS OUTSIDE OF THE FIRE SPACE.
84
4. HOW MANY CUBIC FEET OF AIR CAN BE REMOVED BY THE BOX FAN?
ANS: 3200 CFM
85
5. WHAT SAFETY PRECAUTIONS MUST BE FOLLOWED PRIOR TO ENERGIZING THE RAM FAN?
ANS: GROUND CLAMP MUST BE ATTACHED TO HULL STRUCTURE TO PREVENT THE BUILD-UP OF STATIC ELECTRICITY.
86
6. WHOSE PERMISSION MUST BE OBTAINED PRIOR TO DESMOKING USING THE INSTALLED VENTILATION SYSTEM?
ANS: CHIEF ENGINEERING OFFICER.
87
7. WHICH SYSTEM CAN BE CONVENIENTLY USED TO CLEAR A SPACE DIRECTLY OPEN TO THE WEATHER?
ANS: EXHAUST SYSTEM.
88
8. HOW MANY CUBIC FEET OF AIR PER MINUTE WILL THE RAMFAN PRODUCE AT 150 PSI?
ANS: 2000 CFM.
89
9. WHAT IS THE BOX FAN POWERED BY?
ANS: ELECTRICITY 115 VOLTS
90
10. WHAT IS THE ACTUATING SOURCE OF THE RAMFAN?
ANS: A 1 1/2-INCH FIREHOSE AT 50 TO 200 PSI.
91
1. WHAT EQUIPMENT IS PRIMARILY USED IN SETTING A FIRE BOUNDARY?
ANS: 1½-IN HOSE AND NOZZLE OR SOME OTHER CONTINUOUS MEANS OF COOLING, (A GARDEN HOSE).
92
2. WHAT IS THE MINIMUM DISTANCE THAT COMBUSTIBLES MUST BE REMOVED FROM A PRIMARY FIRE BOUNDARY?
ANS: 12 INCHES.
93
NFTI WORKS THROUGH __ BUT NOT THROUGH __
SMOKE. NOT THROUGH GLASS
94
MOST IMPORTANT BOUNDARY FIRE VS FLOODING
FIRE OVERHEAD. FLOODING BOTTOM
95
3. WHAT IS THE PROPER PROCEDURE FOR COMBATING A CABLEWAY FIRE?
ANS: USE SHORT BURSTS OF HIGH VELOCITY FOG AT A MINIMUM DISTANCE OF: 4 FEET FROM CABLES.
96
4. WHAT ARE PRIMARY FIRE BOUNDARIES?
ANS: FWD, AFT, PORT, STD, TOP AND BOTTOM OF THE AFFECTED SPACE.
97
5. WHAT IS A PRIMARY FLOODING BOUNDARY?
ANS: FIRST WATERTIGHT DECK, OVERHEAD, FWD AND AFT BULKHEADS.
98
1. THE RULE OF THUMB FOR PLUGGING IS TO USE A PLUG HOW MANY INCHES BIGGER THAN THE HOLE?
ANS: TWO INCHES BIGGER THAN THE HOLE, (I.E. A 10-IN PLUG FOR AN 8-IN HOLE).
99
2. ALL PLUGS 10 IN OR LARGER SHOULD BE?
ANS: SHORED IN OR USE A BOX PATCH.
100
3. WHAT MUST BE DONE TO PREVENT CRACKS IN BULKHEADS FROM SPREADING?
ANS: DRILL 1/4 IN HOLES AT THE END OF THE CRACK AND PLUG THE HOLE.
101
1. WHAT ARE THE FOUR COMMON PATCHES USED IN THE NAVY?
ANS: SOFT PATCH; JUBILEE PATCH; BANDING PATCH; EWARP.
102
2. WHAT IS THE MAXIMUM PRESSURE ALLOWABLE ON A SOFT PATCH?
ANS: 150 PSI.
103
3. SOFT PATCHES ARE NOT RECOMMENDED FOR WHAT TYPE OF PIPING SYSTEMS?
ANS: HIGH PRESSURE STEAM AND FLAMMABLE LIQUIDS.
104
4. WHEN APPLYING A SOFT PATCH, WHY IS THE EXCESS WEDGE LENGTH THAT WOULD PROTRUDE INTO THE PIPE CUT OFF?
ANS: TO PREVENT RESTRICTING THE FLOW OF LIQUIDS.
105
5. WITH A SOFT PATCH, HOW FAR SHOULD THE RUBBER EXTEND BEYOND THE SPLIT?
ANS: ABOUT TWO INCHES.
106
6. HOW MANY LAYERS OF MARLIN ARE APPLIED TO A SOFT PATCH?
ANS: TWO LAYERS.
107
7. HOW FAR BEYOND THE RUBBER IS THE MARLIN WRAPPED?
ANS: APPROXIMATELY ½ IN.
108
8. WHAT IS THE MAXIMUM ALLOWABLE PRESSURE ON A EWARP?
ANS: 150-PSI AT 300-DEGREE F.
109
1. WHAT IS THE DEFINITION OF SHORING?
ANS: THE PROCESS OF PLACING SUPPORTS AGAINST THE SIDE OF, UNDERNEATH, OR ABOVE A STRUCTURE TO PREVENT METAL FATIGUE, SAGGING AND BULGING.
110
2. WHAT ARE THE 4 MAJOR COMPONENTS USED IN DAMAGE CONTROL SHORING?
ANS: SHORE, WEDGE, SHOLE AND STRONGBACK.
111
3. WHAT IS A SHOLE?
ANS: A FLAT PLATE PLACED UNDER THE END OF A SHORE TO DISTRIBUTE WEIGHT OR PRESSURE.
112
4. WHAT IS A STRONGBACK?
ANS: A BAR OR BEAM OF WOOD OR METAL OFTEN SHORTER THAN A SHORE USED TO DISTRIBUTE PRESSURE OR TO SERVE AS AN
113
5. WHAT ARE THE BEST WOODS TO USE FOR SHORING?
ANS: DOUGLAS FIR AND YELLOW PINE.
114
6. WHAT IS THE RECOMMENDED LENGTH AND WIDTH OF SHORING WEDGES?
ANS: 6 TIMES THE MINIMUM BUTT THICKNESS AND APPROXIMATELY AS WIDE AS THE SHORING.
115
7. WHAT IS THE RECOMMENDED SAFE LENGTH OF A WOODEN SHORE?
ANS: 30 TIMES ITS MINIMUM THICKNESS.
116
8. WHAT IS THE DEFINITION OF A RUN?
ANS: THE DISTANCE FROM THE BULKHEAD ALONG THE DECK OR OVERHEAD TO AN ANCHOR POINT, LESS THE THICKNESS OF THE STONGBACKS AND WEDGES.
117
9. WHAT IS THE DEFINITION OF RISE?
ANS: THE DISTANCE FROM THE CENTER OF THE BULKHEAD OR DOOR BEING SHORED TO THE DECK OR OVERHEAD.
118
10. WHAT IS THE PURPOSE OF THE SHORING BATTEN?
ANS: PROVIDES A QUICK AND EASY WAY TO MEASURE LENGTHS AND ANGLES OF SHORES.
119
11. WHAT IS THE PURPOSE OF USING SAND DURING SHORING OPERATIONS?
ANS: TO PROVIDE A BETTER GRIP FOR SHORES WHEN THE DECK
120
SURFACE IS OILY\SLIPPERY.
12. IN GENERAL, SHORES SHOULD BE SHORTENED HOW MUCH TO ALLOW FOR WEDGES?
121
ANS: ONE HALF INCH.
13. WHAT ARE THE THREE TYPES OF SHORING?
122
ANS: I (DIRECT PRESSURE), K (TRIANGULATION\ PERPENDICULAR), AND H (NO DECK ANCHORAGE).
14. WHAT ARE THE TWO SIZES OF METAL SHORES?
123
ANS: 3 FT TO 5 FT, AND 6 FT TO 11 FT.
15. WHAT IS THE VERTICAL LOAD STRENGTH OF A 3-FT TO 5 FT
124
METAL SHORE?
ANS: 3 FT- 20,000 LBS, 5 FT-12, and 12000 LBS.
125
16. WHAT IS THE VERTICAL LOAD STRENGTH OF A 6-FT TO 11 FT METAL SHORE?
ANS: 6 FT- 20,000 LBS, 11 FT- 6,000 LBS.
126
17. WHAT ARE THE THREE PARTS OF A CARPENTER SQUARE?
ANS: TONGUE, BODY, AND HEEL.
127
Emergency Escape Breathing Device
OCENCO SCSR M-20.2 (EEBD)
128
1. HOW LONG WILL THE EEBD M-20.2 LAST?
ANS: 10 MINUTES.
129
2. CAN THE EEBD M-20.2 BE WORN ON YOUR BELT?
ANS: NO.
130
3. WHAT ARE SOME FACTORS THAT AFFECT TIME DURATION OF BREATHING AIR?
ANS: AMOUNT OF WORK, PHYSICAL FITNESS, BREATING RATE, AND FAMILIARITY OF ESCAPE ROUTES.
131
4. WHAT INDICATES THE EEBD M-20.2 IS BAD?
ANS: THE NEEDLE IS OUT OF THE GREEN.
132
5. WHAT IS THE RECOMMENDED SHELF LIFE OF THE EEBD M-20.2?
ANS: 15 YEARS.
133
1. WHAT ARE THE FLOW RATES FOR THE 1 1/2 IN VARI-NOZZLE?
ANS: 95 (inside the skin of the ship) AND 125 GPM (outside).
134
2. DOES THE AMOUNT OF WATER DISCHARGED FROM THE VARI-NOZZLE CHANGE FROM STRAIGHT STREAM TO WIDE ANGLE FOG?
ANS: NO, IT REMAINS THE SAME REGARDLESS OF WATER PATTERN.
135
3. HOW SHOULD THE VARI-NOZZLE BE STOWED?
ANS: BAIL HANDLE IN CLOSED POSITION AND NOZZLE SET TO NARROW 30 DEGREES ANGLE.
136
4. WHAT IS THE WIDEST FOG ANGLE ACHIEVED BY THE VARI-NOZZLE?
ANS: 90 DEGREES.
137
5. HOW MANY BAIL POSITIONS DOES THE VARI-NOZZLE HAVE?
ANS: TWO. OPEN AND CLOSED.'
138
6. ON WHICH ANGLE DO YOU PLACE THE NOZZLE TO DESMOKE A SMOKE FILLED COMPARTMENT?
ANS: WIDE V
139
(PHARS)
* PORTABLE HYDRAULIC ACCESS AND RESCUE SYSTEM
140
1. WHAT IS THE PURPOSE OF THE PHARS?
ANS: TO PROVIDE ACCESS THROUGH OR INTO A SPACE WHERE RESCUE OR OVERHAUL IN CUTTING, SLITTING, PIERCING, LIFTING AND PULLING IS NEEDED.
141
2. WHAT IS THE POWER SOURCE FOR THE PHARS?
ANS: EITHER AN ELECTRIC MOTOR OR AN ENGINE CONNECTED TO A HYDRAULIC PUMP.
142
3. WHAT PRECAUTIONS MUST BE OBSERVED WHEN CONNECTING OR DISCONNECTING THE HYDRAULIC LINES?
ANS: DO NOT COME IN CONTACT WITH THE HYDRAULIC FLUID, WEAR PROTECTIVE GLOVES AND GOGGLES.
143
4. WHAT ARE THE LIMITATIONS OF THE RESCUE SPREADER (JAWS OF LIFE)?
ANS: CAPABLE OF LIFTING 9 TONS, SPREADING TO 32 IN. AND MAKING SLITS IN 1/8 IN. STEEL.
144
1. WHAT TYPE OF DAMAGE MAY BE EXPECTED FROM A NUCLEAR UNDERWATER DETONATION?
ANS: HOLES AND CRACKS IN THE HULL BELOW THE WATER, RUPTURED PIPING SYSTEMS, ELECTRICAL FIRES DUE TO PARTED CABLES, DAMAGED MACHINERY AND LARGE AMOUNTS OF RESIDUAL RADIATION ON THE WEATHER SURFACES.
145
2. WHAT IS THE MEANING OF SAFE STAY TIME WHILE IN A NUCLEAR ENVIRONMENT?
ANS: THE MAXIMUM TIME A PERSON CAN BE IN A CONTAMINATED AREA WITHOUT EXCEEDING THE MAXIMUM PERMISSIBLE EXPOSURE.
146
3. WHY DOES THE SHIP SET CIRCLE WILLIAM FITTING PRIOR TO OR IMMEDIATELY AFTER A NUCLEAR DETONATION?
ANS: TO PREVENT OR LIMIT THE AMOUNT OF FALLOUT OR RADIOLOGICAL CONTAMINATION FROM ENTERING THE SHIP.
147
4. WHO ESTABLISHES THE MAXIMUM PERMISSIBLE EXPOSURE (MPE)?
ANS: THE SHIP'S COMMANDING OFFICER.
148
5. WHY IS IT IMPORTANT THAT ONE DOES NOT EAT, DRINK OR SMOKE WHILE CONTAMINATION IS SUSPECTED?
ANS: TO PREVENT CONTAMINATION FROM ENTERING YOUR BODY.
149
6. DEFINE MAXIMUM PERMISSIBLE EXPOSURE.
ANS: THE MAXIMUM EXPOSURE TO RADIATION THAT CAN BE ALLOWED DURING A SPECIFIED PERIOD OF TIME.
150
7. WHAT AREAS OF THE SHIP ARE BEST FOR DEEP SHELTER STATIONS?
ANS: LOW IN THE SHIP, NEAR THE CENTERLINE BELOW THE WATERLINE.
151
8. WHAT METHODS ARE USED TO DECONTAMINATE ONBOARD AREAS AND EQUIPMENT IN A NUCLEAR WARFARE ENVIRONMENT?
ANS: FIREHOSING AND MANUAL SCRUBBING: THE AREA IS WASHED BY HOSING, SCRUBBED WITH BRUSHES AND DETERGENT, AND AGAIN WASHED BY HOSING.
152
9. DESCRIBE THE MARKER USED TO INDICATE A NUCLEAR CONTAMINATED AREA?
ANS: A WHITE TRIANGLE MADE OF WOOD, METAL OR PLASTIC WITH THE WORD ATOM PRINTED IN BLACK. THE DOSE RATE, DATE OF BURST, DATE AND TIME OF READING WILL BE WRITTEN WHEN POSTED.
153
10. WHAT IS THE DIFFERENCE BETWEEN RADIATION AND CONTAMINATION?
ANS: RADIATION CONSISTS OF INVISIBLE RAYS AND IONIZING PARTICLES GIVEN OFF FROM A RADIOACTIVE SUBSTANCE. CONTAMINATION IS A CONDITION IN WHICH RADIOACTIVE MATERIAL IS IN LOCATIONS WHERE IT MAY HARM PERSONNEL.
154
11. WHY IS A NUCLEAR UNDERWATER DETONATION POTENTIALLY MORE DANGEROUS TO NAVAL VESSELS THAN AN AIRBURST?
ANS: UNDERWATER SHOCK WILL PRODUCE A LARGE AMOUNT OF UNDERWATER DAMAGE AND POSSIBLY HEAVY FALLOUT FROM THE BASE SURGE.
155
12. WHAT ARE SOME OF THE SYMPTOMS OF RADIATION SICKNESS?
ANS: NAUSEA OR VOMITING, SORE THROAT, FEVER, DIARRHEA, SKIN HEMORRHAGES, LOSS OF WEIGHT AND HAIR LOSS.
156
13. WHAT DOES THE INITIAL RADIATION SURVEY DETERMINE AFTER A NUCLEAR DETONATION?
ANS: DETERMINES THE LEVEL OF INTENSITY AND LOCATION OF CONTAMINATION.
157
14. WHAT ARE THE PROCEDURES FOR SELF-PROTECTION IN THE EVENT OF A NUCLEAR ATTACK?
ANS: SEEK SHELTER, COVER FACE AND EYES. BRACE FOR SHOCK (HOLD ON TO A SOLID SHIP STRUCTURE, FLEX ARMS AND KNEES, AND REST ON THE BALLS OF THE FEET, DON PROTECTIVE MASK).
158
15. HOW MANY PHYSICAL STATES ARE CHEMICALS FOUND TO EXIST IN?
ANS: THREE. SOLID, LIQUID, AND GAS.
159
16. HOW DO CHEMICAL AGENTS ENTER THE BODY?
ANS: RESPIRATORY TRACT; CONTACT WITH THE SKIN; WOUNDS OR CUTS; THROUGH THE EYES.
160
17. HOW FAST CAN DEATH OCCUR FROM BLOOD AGENT EXPOSURE?
ANS: AS FAST AS FIFTEEN SECONDS IN HIGH CONCENTRATIONS.
161
18. WHAT TWO SHIPBOARD PROTECTIVE MEASURES ARE TAKEN BEFORE A CHEMICAL ATTACK?
ANS: SECURE CLOSURE DEVICES (CIRCLE WILLIAM) AND ACTIVATE
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THE WDCM SYSTEM.
Washdown Countermeasure
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19. WHAT METHODS ARE USED TO DECONTAMINATE PERSONNEL AND EQUIPMENT AFTER A CHEMICAL ATTACK?
ANS: PERSONNEL USE THE PERSONNEL DECONTAMINATION KIT (M-291), SOAP AND WATER AT THE DECONTAMINATION STATION, EQUIPMENT IS DECONTAMINATED WITH THE (M-295 WHICH IS A BIGGER VERSION OF THE M-291) AND VARYING SOLUTIONS OF CHEMICALS MIXED WITH SOAP AND WATER.
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20. DESCRIBE THE MARKER USED TO INDICATE A CHEMICAL CONTAMINATED AREA?
ANS: A YELLOW TRIANGLE WITH THE LETTERS "GAS" IN RED AND NAME OF THE AGENT, DATE AND TIME OF CONTAMINATION WRITTEN IN.
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21. WHAT AGENTS, IN A VAPOR FORM, WILL THE M-256A1 CHEMICAL AGENT DETECTOR KIT IDENTIFY?
ANS: BLISTER, NERVE, LEWISITE, BLOOD.
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22. IF DURING A CHEMICAL ATTACK YOUR EYES BECOME CONTAMINATED, WHAT SHOULD YOU USE AS A DECONTAMINATING SOLUTION?
ANS: NON-CONTAMINATED WATER ONLY.
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23. WHAT IS CPS?
ANS: COLLECTIVE PROTECTION SYSTEM
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24. WHAT ARE THE FOUR CASUALTY AGENTS USED IN CHEMICAL WARFARE?
ANS: CHOKING, BLOOD, BLISTER, AND NERVE.
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25. WHAT DETERGENTS ONBOARD US LASSEN ARE EFFECTIVE FOR DECONTAMINATION OF CHEMICAL AGENTS?
ANS: SOAP, SUPER TROPICAL BLEACH AND CALCIUM HYPOCHLORITE (HTH) .
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26. WHAT TYPE OF AGENTS WILL THE GAS MASK PROTECTS THE WEARER FROM IN A CHEMICAL ENVIRONMENT?
ANS: INHALATION OF NERVE, BLISTER, CHOKING, BLOOD, VOMITING AND TEAR GAS AGENTS.
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27. HOW MAY TYPES OF CPS AIRLOCKS ARE ONBOARD USS LASSEN?
ANS: 3 (TYPE 1, 2 AND 3.)
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28. DESCRIBE THE MARKER USED TO INDICATE BIOLOGICAL CONTAMINATED AREAS.
ANS: A BLUE TRIANGLE WITH LETTERS "BIO" IN RED.
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29. WHAT IS THE PREDERTIMED MAXIMUM AMOUNT OF RADIATION A PERSON CAN RECEIVE ONBOARD USS LASSEN?
ANS: 150 RADS TOTAL DOSE
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30. ONCE A BW/CW AGENT HAS BEEN IDENTIFIED AND YOU EXPERIENCE SYMPTOMS OF EXPOSURE, WHAT THREE STEPS MUST YOU TAKE?
ANS: SELF-AID; PERSONNEL DECONTAMINATION; SEEK MEDICAL ATTENTION.
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31. WHO IS RESPONSIBLE FOR SETTING MOPP LEVELS?
ANS: THE CO OR THE TASK COMMANDER.
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32. WHAT IS THE ACRONYM MOPP?
ANS: MISSION ORIENTED PROTECTIVE POSTURE
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33. HOW LONG DOES A GAS MASK CANISTER LAST IN CONTAMINATED ENVIRONMENT? UNCONTAMINATED?
ANS: 30 DAYS IN A CONTAMINATED ENVIRONMENT, AND 60 DAYS IN AN UNCONTAMINATED ENVIRONMENT.
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32. WHAT ARE THE ENVIRONMENTAL FACTORS THAT EFFECT BW/CW AGENTS?
ANS: WIND; PRECIPITATION; TEMPERATURE; RELATIVE HUMIDITY; ULTRAVIOLET LIGHT.
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33. WHAT IS THE PURPOSE OF MISSION ORIENTED PROTECTIVE POSTURE (MOPP) LEVELS?
ANS: MOPP PROVIDES A FLEXIBLE SYSTEM OF PROTECTION AGAINST CW/EW AGENTS CONSISTENT WITH THE CW/BW THREAT, THE WORK RATES IMPOSED BY THE SHIP'S MISSION, AND THE TEMPERATURE.
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34. WHAT CHEMICAL AGENTS WILL M-8 PAPER DETECT?
ANS: LIQUID V AND G NERVE, AND H-TYPE BLISTER AGENTS.
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35. WHERE WOULD ONE FIND THE COLOR COMPARISON CHART FOR THE M-8 PAPER?
ANS: ON THE INSIDE FRONT COVER OF THE M-8 PAPER BOOKLET.
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36. WILL M-8 PAPER DETECT AN AGENT IN THE GAS OR VAPOR FORM?
ANS: NO, M-8 PAPER WILL ONLY DETECT AGENTS IN THEIR LIQUID FORM.
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37. WILL M-8 PAPER DETECT CHEMICAL AGENTS ONCE IT BECOMES WET?
ANS: YES, M-8 PAPER WORKS WHEN WET. M-9 CHEMICAL AGENT DETECTOR PAPER
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38. WHICH CHEMICAL AGENTS WILL M-9 PAPER DETECT?
ANS: G AND V NERVE, AND H AND L BLISTER.
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39. WHAT COLORS INDICATE THAT AN AGENT IS PRESENT USING M-9 PAPER?
ANS: REDDISH STREAKS AND SPOTS
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40. ONCE THE M-9 PAPER DISPENSER HAS BEEN REMOVED FROM THE SHIPPING BAG, WHAT MUST BE RECORDED ON THE DISPENSER?
ANS: THE CURRENT DATE TO DETERMINE ITS USEFUL LIFE.
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41. WHEN HANDLING M-9 PAPER WHAT PROTECTIVE EQUIPMENT MUST BE WORN?
ANS: PROTECTIVE GLOVES.
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42. WHEN POSTING M-9 PAPER, WHAT PRECAUTIONS MUST BE TAKEN TO PREVENT FALSE READINGS?
ANS: KEEP PAPER AWAY FROM HIGH TEMPERATURES (160 DEGREES OR ABOVE), DIESEL OIL AND OIL OF WINTERGREEN.
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43. WHAT COLOR WILL M-9 PAPER TURN IF A CHEMICAL AGENT IS DETECTED?
ANS: ANY SHADE OF RED DOTS.
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44. WHAT WILL CAUSE BLUE, GREY, YELLOW, GREEN OR BLACK SPOTS TO FORM ON M-9 PAPER?
ANS: EXCESSIVE MOISTURE SUCH AS RAIN OR DEW. F-76, JP-5 AND EVERGREEN.
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45. HOW SHOULD M-9 PAPER BE ATTACHED AROUND OBJECTS?
ANS: ADHESIVE SIDE TO ADHESIVE SIDE WITH DETECTOR SIDE OUT.
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46. WHERE SHOULD M-8 OR M-9 PAPER BE POSTED PRIOR TO AN ATTACK?
ANS: NEAR VENTILATION DUCTS, WATERTIGHT ACCESSES AND AS STATED IN SHIP'S CBR BILL.
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47. WHAT IS CONTAINED IN THE M-256A1 DETECTOR KIT?
ANS: 12 SAMPLER-DETECTORS, 1 BOOK OF M-8 PAPER AND A SET OF OPERATIONAL INSTRUCTION CARDS.
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48. WHAT CHEMICAL AGENTS CAN BE READILY IDENTIFIED BY USING THE M-256A1 DETECTOR KIT?
ANS: BLISTER, BLOOD, NERVE AND LEWISITE.
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49. WHERE CAN AN OPERATOR FIND THE COLOR CHANGES THAT INDICATE THE AGENT IS OR IS NOT PRESENT WHEN USING THE M-256A1 KIT?
ANS: PRINTED ON EACH SAMPLER-DETECTOR AND ON THE OPERATIONAL INSTRUCTION CARDS IN THE CARRYING CASE.
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50. WHAT SHOULD BE CHECKED PRIOR TO OPENING A SAMPLER-DETECTOR KIT?
ANS: THE DISCARD DATE LISTED ON THE SAMPLER-DETECTOR BAG.
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51. WHEN USING THE M-256A1 KIT, THE OPERATOR MUST PROTECT THE SAMPLER-DETECTOR KIT FROM WHAT ELEMENTS?
ANS: EXCESSIVE MOISTURE, WIND, AND DIRECT SUNLIGHT.
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52. WHAT CAN TOUCHING THE SPOTS OF THE SAMPLER-DETECTOR IN A M-256A1 KIT RESULT IN?
ANS: A FALSE READING OR INCORRECT TEST RESULT.
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53. WHAT IS THE FUNCTION OF THE GAS MASKS?
ANS: PROVIDES PROTECTION TO THE FACE, EYES AND RESPIRATORY SYSTEM AGAINST ALL KNOWN CBR AGENTS.
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54. WHICH STRAPS ON THE MASKS ARE LOOSENED AND TIGHTENED EACH TIME THE MASK IS REMOVED AND DONNED?
ANS: ONLY THE TWO BOTTOM STRAPS.
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55. WHAT IS THE EFFECTIVE LIFE OF THE GAS MASK FILTER CANISTERS?
ANS: 60 DAYS ONCE REMOVED FROM THE STOWAGE CAN IN A NONCONTAMINATED ENVIRONMENT, 30 DAYS IN A CONTAMINATED ENVIRONMENT, AND ONE BLOOD AGENT ATTACK.
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56. CAN THE GAS MASK BE WORN IN OXYGEN DEFICIENT ATMOSPHERES?
ANS: NO, THE GAS MASK DOES NOT PROVIDE THE WEARER WITH OXYGEN.
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57. WHAT SHOULD THE WEARER OF THE MASK DO PRIOR TO USE?
ANS: SANITIZE AND INSPECT THE MASK FOR WORN PARTS.
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(ACPG)
ADVANCE CHEMICAL PROTECTIVE GARMENT
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58. WHAT IS THE WEAR LIFE OF THE ACPG ONCE REMOVED FROM ITS PROTECTIVE BAG?
ANS: In a contaminated environment, the 24 hour criterion becomes the controlling operational time limit instead of the 45 wear days within 120 calendar days. For example, if the total wear time in an uncontaminated environment is in the 45th day when the environment becomes contaminated, the JSLIST overgarment may be worn for an additional 24 hours for a total maximum wear time of 46 days. After a JSLIST overgarment is worn in a contaminated environment, it is not to be reused.
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59. ONCE EXPOSED TO A CHEMICAL ENVIRONMENT, HOW LONG WILL THE ACPG PROTECT THE WEARER?
ANS: 24 HOURS.
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60. WHAT PROTECTION IS PROVIDED TO THE WEARER OF THE ACPG?
ANS: THE ACPG PROTECTS THE WEARER AGAINST ALL CHEMICAL AGENTS.
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61. BEFORE ENTERING A CONTAMINATED ENVIRONMENT, WHAT SHOULD THE WEARER OF THE ACPG CHECK?
ANS: CHECK TO ENSURE THAT NO SKIN IS EXPOSED AND THAT YOU ARE ABLE TO MOVE FREELY WITHOUT THE SUIT BINDING OR
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62. WHAT CAN BE WORN WITH THE ACPG TO ENHANCE ITS CAPABILITIES?
ANS: WET WEATHER GEAR.
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63. HOW LONG WILL THE GLOVES AND BOOTS WORN WITH THE ACPG PROTECT THE WEAR IN A CHEMICAL ENVIRONMENT?
ANS: 24 HOURS, GLOVES & BOOTS MAY BE DECONTAMINATED & REUSED PROVIDED THEY ARE NOT DAMAGED.
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64. HOW DOES THE M-291 DECON KIT DECONTAMINATE?
ANS: THOROUGH PHYSICAL REMOVAL, ABSORPTION, AND NEUTRALIZATION.
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65. WHAT PRECAUTIONS MUST BE TAKEN WHEN USING THE M-291 DECON KIT?
ANS: FOR EXTERNAL USE ONLY, KEEP DECON POWDER EYES, CUTS AND WOUNDS. DECON FACE AS QUICKLY AS POSSIBLE, AVOID INHALING THE POWDER.
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66. HOW MANY PACKETS ARE IN THE M-291 DECON KIT?
ANS: SIX. ENOUGH FOR THREE COMPLETE SKIN DECONTAMINATIONS.
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67. WHAT ARE THE FIRST SYMPTOMS OF NERVE AGENT POISONING?
ANS: UNEXPLAINED NASAL SECRETION, TIGHTNESS OF CHEST, SHORTNESS OF BREATH, CONSTRICTION OF PUPILS, MUSCULAR TWITCHING OR NAUSEA AND ABDOMINAL CRAMPS.
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68. WHAT DEPARTMENT IS RESPONSIBLE FOR THE IDENTIFICATION OF BIOLOGICAL WARFARE AGENTS?
ANS: MEDICAL.
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69. WHAT IS THE SELF-AID FOR BLOOD AGENTS?
ANS: DON MASK IMMEDIATELY AND SEEK MEDICAL AID.
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70. WHAT IS THE SELF-AID FOR BLISTER AGENTS?
ANS: EYES SHOULD BE FLUSHED WITH CLEAN WATER AS SOON AS POSSIBLE, USE THE M-291 DECON KIT WITH SOAP AND WATER FOR SKIN.
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71. HOW MANY AUTO-INJECTORS OF ATROPINE AND 2 PAM CHLORIDE ARE ISSUED TO EACH PERSON AT THE THREAT OF A CHEMICAL ATTACK?
ANS: THREE ATROPINE AND THREE 2 PAM CHLORIDES.
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72. ATROPINE AND 2 PAM CHLORIDE ARE ONLY USED AFTER EXPOSURE AND SYMPTOMS OF WHAT CHEMICAL AGENT?
ANS: NERVE AGENT.
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73. WHAT ARE THE SYMPTOMS CAUSED BY BLOOD AGENTS?
ANS: DIFFICULT OR RAPID BREATHING, HEADACHE, NAUSEA, DIZZINESS AND VIOLENT CONVULSIONS.
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74. WHAT ARE THE PHYSICAL SYMPTOMS CAUSED BY BLISTER AGENTS?
ANS: PAINFUL WATERY EYES, REDNESS OF SKIN FOLLOWED BY BLISTERING.
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IDPS
IMPROVED POINT DETECTION SYSTEM (IPDS)
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75. WHAT IS THE PRIMARY USE OF THE IPDS?
Ans. The Improved Chemical Agent Point Detection system is an installed, automatic vapor sensor that provides real time point detection of several nerve and blister agents. The IPDS continuously samples outside air and automatically indicates the presence of an agent by audible and visual alarms. It detects G-series nerve agents (Including GA, GB, GD and GF), V-series nerve agents like VX and H-series blister agent, for example,
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1. WHAT DOES VCHT STAND FOR?
ANS: VACUUM COLLECTING, HOLDING, AND TRANSFER.
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2. WHAT ARE THE LOCATIONS OF THE VCHT TANKS?
LOCATED BY FORWARD IC, AND SHAFT ALLEY.
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3. WHAT IS THE CAPACITY OF A VCHT TANK?
ANS: 490 GALLONS.
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4. WHERE ARE THE LOCATIONS OF THE RISERS?
ANS: FOC' SLE PORT&STBD, AND MID SHIP PORT&STED.
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5. HOW FAR AWAY FROM SHORE CAN VCHT BE DISCHARGED FROM THE SHIP?
ANS: 3 NAUTICAL MILES FROM THE US, AND 12 NAUTICAL MILES FROM FOREIGN NATIONS.
