DC Flashcards
1
Q
Damage control Officer
A
CDR Harry
2
Q
Damage control assistant (DCA)
A
LCDR Hoffman
3
Q
Assistant Damage control assistant ? (ADCA)
A
CWO2 Barfield
4
Q
Ships Fire Marshall
A
ENS Stephens
5
Q
Class A fire
A
- White smoke , anything ash producing.
- agents : FM/CO2 for small fires
- burnables: paper,clothes,Fiberous texiles
6
Q
Class B fires
A
- black smoke
- DFM,JP5,Lube oil,hydraulic fluid
- Agents: AFFF,PKP,and Halon 1301
7
Q
Class C fires
A
- arcs and sparks, white smoke
- burnables: energized electrical equipment.
- Agents: CO2/FM in fog pattern
8
Q
Class D fires
A
- combustible metals at 1400 degrees F.
- burnables: magnesium,titanium,powdered aluminum.
- Agents : jettison/AFFF to cool
9
Q
Fire triangle
A
Heat
Oxygen
Fuel
10
Q
Stages of a fire
A
Growth
Fully developed
Flash over
Decay
11
Q
P100
A
Rated at 100 GPM at 83psi with a 20ft suction lift
12
Q
Primary and secondary use of P100
A
Primary:firefighting
Secondary: dewatering
13
Q
Hours of operation for P100
A
2.75 hours of operation
14
Q
What kind of fuel does P100 use
A
JP5 and DFM
15
Q
What are standard firefighting hoses ?
A
- 50 feet
- 1.5” and 2.5”
16
Q
PECU
A
Portable exothermic cutting unit
17
Q
What is the pecu used for
A
Used to access difficult spaces to indirectly combat casualties / rescue personnel
18
Q
How is the pecu powered ?
A
Battery powered
19
Q
How is pecu driven ?
A
Oxygen driven
20
Q
What are 4 vari nozzle patterns ?
A
Wide angle fog
Narrow angle fog
Solid stream
Flush
21
Q
GPM inside skin of ship
A
95 GPM
22
Q
GPM for outside Skin of ship ?
A
125 GPM
23
Q
NFTI
A
Navy firefighting thermal imager
24
Q
Who uses the NFTI
A
The team leader uses the NFTI to identify the seat of the fire or hot spots .
25
What kind of NFTI onboard
K90 Talisman
26
NFTI can’t see through ?
Glass
27
2 battery types for NFTI
- Rechargeable : lasts 4.85 hours
| - AA battery: lasts 3.05 hours
28
Different fire extinguishers
- PKP
- CO2
- AFFF
29
Pounds/distance/seconds for PKP Fire extinguishers ?
- 18lbs/19Ft/10 sec
| - 27lbs/21Ft/11 sec
30
Pounds/feet/seconds for CO2
15lbs/4-6ft/45 seconds
31
Gallons/feet/seconds for AFFF?
2 1/2 gal/15Ft/55-65 seconds
32
SCBA
Self contained breathing apparatus
33
Type of scba bottles
Carbon fiber bottles . And they are grey
34
2 size bottles
- 30 min.
| - 45 min.
35
Who use the 30 min. Bottles
Investigators, gas free engineers, and electricians
36
Who use the 45 min. Bottles
```
Scene leader
Team leader
Nozzle man
Accessman
Hose man
Plug man
Boundaryman
```
37
All SCBAs are rated at what psi ? And what grade air?
4500 psi and grade D air
38
What is the minimum operating pressure for SCBA?
4000 psi
39
The first stage regulator is reduced to what pressure
100 psi
40
The second stage regulator is reduced to what pressure?
.05 psi
41
Ways to desmoke ?
Portable
Natural
Installed
Vari nozzle technique
42
Portable desmoking example
Ram fan/box fan
43
Natural desmoking example
HB Doors
44
Installed desmoking example
Pump rooms
45
Vari nozzle technique desmoking example
Wide V pattern
46
Box fan
- 115V
- rated at 3200CFM
- use a smoke curtain and four bar in tandem with fan
47
Ram fan
- fire main
- rated at 2000CFM at 150 psi ( max is 3250CFM at 250 psi)
- attach the grounding clamp to bare metal to prevent static build up
- use with trunks to direct toxins and smoke overboard
48
WSOA
Water smoke overboard apparatus
49
AFFF
Aqueous film forming foam
50
Ratio for AFFF
94% sea water and 6% AFFF
51
Ways to operate AFFF
```
Push button ( remote)
SOPV
Motor controller ( local)
```
52
How many AFFF stations
20 stations
10 STBD and 10 Port
- all on the 2nd deck
53
AFFF tank capacity ? What’s it made of ?
- Up to 600 gallons
| - copper/nickel : 90/10
54
How many reserve AFFF tanks ? And capacity ?
2.
- FWD H/B1 Port side
- AFT H/B3 STBD side
-up to 3500 gallons of AFFF
55
AFFF pumps
Injection pump
| Proportioner pump
56
Injection pump sends AFFF to where ? And what stations
Sends AFFF to flight deck.
| -stations 1,2,11 and 12. These are injection only
57
Proportioner pump sends AFFF to where ?
Sends AFFF to everywhere else throughout ship.
-HB sprinklers, weapons elevator sprinklers, pump rooms 1,2,3, 1B shaft alley, main bulge, AFFF hose reels (catwalks,HB,mainspace, re-entry) and incinerator
58
Red and blue valves
AFFF concentrate
59
Red and green valves
AFFF mixture
60
Hazards of AFFF
If left stagnant for an extended period of time it can produce H2S gas. H2S smells like rotten eggs
61
Fog foam circuit
X50J
62
CO2 flooding system activation
Break glass, pull red T-handle until you see red in cord .
63
50 lbs. CO2 bottles last
60 seconds
64
CO2 power panel
(2 lights)
- white :power available
- red:System activated
65
CO2 fixed system has 2 plungers
1st: alarms
2nd: ventilation shutdown
66
CO2 fixed flooding system has how many locations?
6 locations. All flammable store rooms.
| - CO2 displaces oxygen
67
Halon 1301 is activated by ?
Activated by a 5 lbs. CO2 bottle and is pressurized by nitrogen.
68
Halon 1301 is activated where
2 locations.
- local : directly outside space
- remote: furthest point away form space. Usually located on second deck.
69
How to activate Halon 1301
Break tamper seal, pull pin, and squeeze on the handle of 5lb CO2 bottle
70
Halon 1301 discharges in how many seconds ?
60 seconds in manned spaces
| 30 seconds in unmanned spaces
71
How many Halon 1301 locations ?
8 total.
72
Plungers for halon 1301
3 total
1st:alarm- (visual red light,audible siren)
2nd: ventilation shutdown
3rd: halon discharged
73
What will happen prior to halon 1301 discharge ?
Time delay will wait 30 seconds to discharge allowing personnel to evacuate and ventilation to shutdown .
74
If halon 1301 does not discharge ?
Manually activate by opening time delay bypass valve
75
How many power panel light indicators ?
3.
White-power available
Amber-activated
Red-discharged
76
Halon bottled decomposed at what temp?
900 degrees. And breaks up into 2 gases.
1. Hydrogen bromide
2. hydrogen fluoride
77
Halon 1301 breaks what?
The chemical reaction separating the fire triangle.
78
For a good halon discharge allow what?
Allow halon to soak for 15 min. And 15 min. Ventilation time
79
CBR
Chemical , biological, radiological
80
Chemicals are found in what 3 physical states
Solid
Liquid
Gas
81
4 categories of chemical agents
Blood
Blister
Choking
Nerve
82
How does chemicals enter body
Respiratory tract.
Skin contact
Eyes
Wounds and cuts
83
4 different kinds of radiation
Alpha
Beta
Gamma
Neutrons
84
Agent indicators
Are posted prior to an attack near ventilation ducts, water tight accesses and as stated in ships CBR bill.
85
M8 paper
```
Response time : 20 seconds
Color indicators :
Green- Vnerve
Yellow-Gnerve
Red-H blister
```
86
M9 paper
Response time : 10 seconds
| Color indicators - red
87
Comparison chart for M8 paper
Located on inside front cover of booklet
88
M256A1 kit
Detects agents only vapor form
-12 sampler detectors .
1 book of M8 paper and a set of operational instruction cards
89
MOPP
Mission orientated protective posture
90
What is MOPP
A flexible system for establishing shipboard readiness levels through the use elements of collective and individual protection with the threat.
91
MOPP level 0
No danger of attack
92
MOPP level 1
Gear issued and stowed at Battle stations
93
MOPP level 2
Mask is carried , M8/M9 paper posted
94
MOPP level 3
GQ is called
95
MOPP level 4
Mask is donned along with entire JSlistCBR
96
Decontamination stations
Clean personnel through showering with salt water and fresh water
97
M291
Charcoal sheets.
| -clean personnel through physical removal,absorption, and neutralization.
98
MOPP equipment
- MCU-2P protective mask
- C2 canister
- JSLIST
- Atropine and 2 Pam chloride
99
C2 canister
Contaminated life span- 30 days
Uncontaminated life span- 60 days
Training indicator - white
100
JSLIST
- joint service lightweight integrated suit technology
- shelf life - 5 yrs.
- composed of trousers,coat,boots,gloves, and glove inserts.
- 45 wear days wear in uncontaminated environment.
- 24 hrs. In contaminated environment
101
Atropine and 2 PAM chloride . How many issued ?
Used after exposure and symptoms of nerve agents.
| -3 are issued
102
Shoring
Metal.
| 3-5 ft. And 6-11ft.
103
3-5ft. Metal shoring compressed and extended lbs.
20000 lbs. compressed
| 12000 lbs. extended
104
6-11 ft. Metal shoring compressed and extended lbs.
20000 lbs. compressed
| 6000 lbs. extended
105
Different methods of shoring
- direct compression ( I-Type) is strongest
- cross axial (H-Type)
- triangulation (K-type) keep the “V” angles between 65 and 90 degrees
106
Different pipe patching
4 types
- soft patch
- EWARP( emergency water activated repair patch)
- jubilee
- banding patch
107
Soft patch
Rated at 150 psi
- rubber gasket,marlin,oakum,wedges
- use fresh/salt water systems
108
EWARP
Soak time : 20 seconds
Cure time:30 minutes
-2 sizes ; 2”x5’ and 4”x15’
109
Do not apply EWARP to
Fuel lines/potable water systems
| - or piping exceeding 300 degrees/150 psi.
110
Jubilee
Rated at 100 psi.
111
Banding patch
- rated at 150 psi
| - secures pressure to pipe the pipe.
112
Flooding
When water rising is faster than it can be removed
113
Progressive flooding
Flooding is from space to space
114
Repair lockers
```
10 total.
-4 located on second deck. (Dc deck)
Repair lockers 2,4,5,3
-3 located on hangar deck ( main deck)
1F,1B,1A
-3 Located on 03 level (gallery deck)
7F,7B,7A
```
115
Ships Fire Marshall duties
- Overall Incharge of rapid response team.
| - inspect daily fire hazards, hot work/cold work, and gas free program.
116
Ships transit routes
- Up and forward STBD side
| - Down and AFT port side
117
3 methods of heat transfer
Conduction
Convection
Radiation
118
Conduction
Transfer of heat through a body or from one body to another by physical contact
119
Convection
Transfer of heat through the motion of circulating gases and liquids.
120
Radiation
Transfer of heat from one source across an intervening space; no physical contact involved .
121
Material conditions
- X-ray
- yoke
- zebra
122
X-ray
Material condition set when ship is in no danger of attack
123
Yoke
Material condition set and maintained at sea , when entering or leaving pry during peace time. In port during peacetime
124
Zebra
Set during GQ or anytime ship is in danger such as fire or flooding
125
Yoke/MOD Z
Should be set within 45 min. At 630&1645. You must be DCPO qualified to sign for MODZ/Yoke
126
All fitting left open should be?
Documented on the closure log daily
127
EEBD
Emergency escape breathing apparatus
128
EEBD designed for ?
Personnel evacuation from smoke filled or toxic atmospheres; also for personnel trapped in environments awaiting personnel rescue
129
EEBD lasts up to? And shelf life ?
10 min.
| -shelf life is 15yrs.
130
3 ways to tell if EEBD is expired ?
Ball bearing missing
Gauge not green
Expiration date has been passed.
131
CCOL
Compartment check off list
132
CCOL provides what?
Provides an itemized listing of all classified fitting and closures used in damage control to set matcon readiness
133
Damage control bell notifications
4 stingers- fanatail/pier
3 stingers- AFT
2 stingers-MID ship
1 stinger- FWD
