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***Mandatory*** Read these chapters
- NSTM 555
- Chapter 1
- Chapter 6
- Chapter 7
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Who uses the 45 minutes SCBAs?
- Hoseteam Members
- Nozzleman
- Team Leader
- Accessman (3rd person)
- Plugman
- Scene Leader
- Boundary Man
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Who uses the 30 minutes SCBAs?
- Investigators
- Electricians
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What does the termal imager do?
- Allows the user to see through dense smoke and light steam
- Senses the difference in infrared radiation given off by objects
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What is the color scheme for the termal imager?
black and white
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What are hotter object appearing as compared to cooler objects on the thermal imager?
lighter
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How is the NFTI powered?
Self-contained nickel-metal hydride (NiMH) rechargeable battery
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How many hours of operation does the NFTI provide?
4.85 hours of operation
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Who carries the NFTI?
The attack team leader
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What are the three distinct techinques available during a direct fire attack?
- 1. Diect attack on the seat of the fire
- 2. Fog attack to control the fire
- 3. Direct attack from the access
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After assessing the fire space condition, what must the team leader do?
Determine the best techinque to use to combat the fire
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What is "Direct attack at the seat of the fire?"
To advance to the seat of the fire and apply water directly onto the seat of the fire for attack
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How do you minimize steam build up while fighting a fire?
Use short burst of narrow fog/straight stream
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If direct application of water to the seat of the fire is no possible, what is the next best method?
Enter space and apply fog burst into upper gas layer
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Once the fire begins to die down while applying fog burst into upper gas layer, what method do you move to?
Direct attack at the seat of the fire
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What is the best extinguisher for Class A fires?
water - straight or fog pattern
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If a class A fire is deep-seated, what agent works best?
AFFF
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What extinguishers are used for Class B fires?
AFFF or Halon 1301
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What color smoke does Class B fires produce?
Black
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What is the most important thing to note while fighting a Class B fire?
Secure the fuel source
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What is the most effective tatic to handle a class C fire as a Class A?
De-energize the equipment
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What is the minimum distance and pattern to use water on a Class C fire?
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What type of smoke and flame does a Class C fire produce
White smoke with blue flame
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What two types of metals onboard are usually involved in a class D fire?
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What is the most recommended agent to use of a Class D fire?
Water in quanity, using fog pattern
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What should you lookout for while fighting a Class D fire with water?
Small explosions, best to fight at a distance or behind shelter
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What should you do before entering a space filled with smoke?
Go on air
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When access individually dogged doors, what side of the door do you start with?
- Hinge side first
- Top Dog, Bottom Dog, then Middle Dog
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When accessing a space, what side of the door entry should nozzle man be on?
Entry side of the door
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Who do you keep informed of a fire status and how?
- On Scene Leader
- By utilizing the fire team to pass message back
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What must the Nozzleman do when fighting a fire?
Keep eyes on fire at all times
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What GPM do our vari nozzles provide?
95 GPM
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What is straight stream used for?
Used for overhaul, to break up debris
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What is Narrow V used for?
- Main firefighting pattern
- Maximum effective range is 20 ft
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What is Wide V used for?
Used to cool ammunition, knock down rising flames, cool bulkheads, provide heat shield for hose team, and desmoke a space adjacent to a weather deck
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What is Flush used for on the vari nozzle?
Used to clear the hose of debris, not a fire fighting pattern
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Can hose team members remain in space for longer than their SCBA will allow them to?
No
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How often should you rotate hose team members to reduce heat stress or heat exhaustion?
Every 2 minutes
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When would you evacuate a hose team?
- When hose ruptures or
- Fire becomes out of control
- Under team leaders discretion
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If a hose is ruputred, what must the hose team do?
Swap out hose and re enter space after agent is tested
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How do you always back out of a space?
Using the the hose to guide
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If a hose team member falls out due to heat stress or exhaustion, what must the hose team continue?
Combating the fire until it is out to assist the member
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Where should overhaul be commenced?
At the access point of the space
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What are some common spots for hot spots?
- Ventillation
- lagging
- Cableways
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When is overhaul complete?
When the source of the fire is located an overhauled
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Why are ventillation fires dangerous?
Large amounts of oxygen present and ability to spread to another space
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How is a Class A fire overhauled?
Short bursts of straight stream mixed with a rake, axe, shovel, haolgen tool etc
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How is a Class B fire overhauled?
By placing 2 inch layer of AFFF over the source of fire
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How is a Class C fire overhauled?
By electricians using a Damaged Equipment checklist
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Who do the Repair Party Electricians report estimated time of repair to?
On Scene Leader
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Who's permission do you need to jettison a Class D fire?
CO
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How is a Class D fire overhauled?
Using large amounts of water (more than we have onboard)
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What is the CFM for the RAMFAN?
2,000 CFM
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How heavy is the RAMFAN?
35 lbs
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Explain the safety feature for the RAMFAN
Must ground the FAN with a grounding strap to prevent static shock
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What is the CFM for the BOXFAN?
3,200 CFM
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How is the BOXFAN powered?
50 foot 115vac cord
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What must be used with the BOXFAN?
A smoke curtain for positive suction
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What is active desmoking?
Desmoking while fire is being combated
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Where does active desmoking take place?
Primary or secondary boundary
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Who reports to scene leader on any damage to the space after a casualty?
Team Leader
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How many hose teams do you put on ammunition fire?
- two
- Primary team cools ammunition
- Secondary fights the fire
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