Advanced Firefighting Flashcards
What are the three ways heat is transferred
- Conduction
- Convection
- Radiation
What are the percentages of oxygen that effect fire
- 21% Normal
- 17% Low Burn
- 15% Smoldering
What are the four factors of the fire tetrahedron
- Heat
- Fuel
- Oxygen
- Chain Reaction
What are the five stages of fire
- Ignition
- Growth
- Flashover
- Fully Developed
- Decay
Name the combustible metals
Magnesium
Titanium
Zirconium
Lithium
Potassium
Sodium
What can be used to put out a class D Fire
Dry Powder
Where should fire stations be located?
Located so that any part of the vessel may be reached by two water streams that overlap
What is the minimum requirement for Firefighting stations
- Valve
- Nozzle
- One length of hose
- Spanner Wrench
- Storage container or hose rack
What status must fire hoses be at all times
Connected to hydrant min one hose per station
What is the factor that in most important for fire prevention
Good housekeeping
What is the first initial action crew must take when a fire is detected and alarm is sounded
Muster in assembly area if safe to do so
What does the acronym PASS stand for
Pull
Aim
Squeeze
Sweep
If fire is detected in the engine room what should be done to assist in fighting fire
Shut down/turn off engine
What percentage of fires accure in port
65%
Stability: If G and M come together or G is higher than M What can result?
Vessel may capsize or not be able to right itself
What are some factors that may limit a fire fighter on a vessel fire team
Three main categories
1. Physical
2. Medical
3. Mental
What does the IMO encourage but not require?
The standardize set of symbols to use in fire control plans
What are the two types of CO2 systems on vessels
- Local Application
- Total Flooding
What does the fire control plan not display
Communication systems
What regulation dictates frequency of fire and emergency drills and fire team assembly
CFR 46
According to CFR 46 what is the frequency for fire and emergency drills on cargo and passenger vessels
Passenger weekly
Cargo Monthly
If you are a fire investigator, what must you do before entering a space suspected to have fire in it
Wait for the fire team to arrive with a charged fire hose and will not open doors
What organization requires the posting of the vessel fire plan
SOLAS
What does RECEO stand for?
(Priority of rescue actions)
R-Rescue
E-Exposures
C-Confine
E-Extinguish
O-Overhaul
What phrase is indicative of dewatering when firefighting is concerned
“get it off or get it low”
What is every member of the crew responsible for
Fire prevention on board
What is the main culprit in galley fires
Deep fryer which have both a source of heat and fuel for fire
If a vessel space has a CO2 FF system what must it also have?
a CO2 audible warning device if the space is normally occupied by crew
Must operate for a minimum of 20 seconds for agent is deployed
Define hazardous material
any substance or material in any form or quantity that poses an unreasonable threat to safety, health, or property when transported in commerce
What regulation should dangerious goods be stowed in accordance with
IMDG International Maritime Dangerous Goods Code
What documentation can the vessel crew reference to understand dangers, mitigations, stowage, and handling of hazardous cargo
SDS (safety data sheet), or MSDS (Material safety data sheet)
What are the nine different communication systems one can utilize during firefighting
Internal comms
Public address system
Telephone
Hand/Visual signals
Face to face/messenger/runner
Vessel Alarms
Electronic communication
Voice pipes
Lifeline (tethering) commands
1 short pull-OKAY
2 short pulls- Advance
3 short pulls-Take up slack
4 short pulls-Help
What must you wear if entering a space on a vessel where fire is extinguished but air is not clear
SCBA until Oxygen levels return to 21%
You happen upon a small fire onboard a vessel what three actions must you immediately take
Sound alarm, notify bridge, and attempt to control
What are the Five fire Classifications
Alpha-Wood, paper, cloth, upholstery
Bravo- Flammable liquids, gasoline, jet
fuel, paint, oil, grease
Charlie- Electrical equipment and wiring
Delta- Combustible metals
Kilo-Grease/animal fats
What are the three ways to control smoke
Ventilation
Smoke boundaries
Maintaining Fire and Smoke Boundaries.
How does an investigator tell if there is fire on the other side of a door
Feel with gloved hand for heat
see if smoke is exiting any areas around the door
paint peeling off door/bulkhead
If nothing detected feel with ungloved back of hand
Two things a fire control plan does not show
Communication equipment
How to put a fire out.
What is the primary tactic to put out a fire on a vessel
confine to suppress, but must cool adjacent spaces
What nozzel is used in a confined space?
Piecing nozzle
How does foam work
Separates cools suppresses
What is the minimum level of Oxygen for fire to burn
16%
What are some techniques to help stop the spread of fire
Cool bulkheads, Close doors hatches portholes openings, Shut down ventilation and exhaust, remove combustibles from adjacent spaces
