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How many list control tanks are located onboard TR?
10
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How many DC floodable voids are there?
73
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What is the purpose of a plugging kit?
Used to plug holes in piping or bulkheads to stop the spreading of floods
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What things are located inside a plugging kit?
- Plugs and Wedges
- Saw
- Rags
- Oakum
- Chisel
- Hammer
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What are plugs inside the plugging kit used for?
Used to insert into the damaged area of piping or a bulkhead
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What types of wood are the plugs/wedges for a plugging kit made out of?
- Spruce
- Yellow pine
- Douglas fir
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Why are there only certain types of wood used for plugging?
They allow for a tighter fit and easy to cut
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Why are rags located inside a plugging kit?
Used to wrap areound plugs for tighter fit or to plug holes
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NOTE THIS
Plugs and wedges are the same thing IAW powerpoint
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What is Oakum inside a plugging kit used for?
To help fill tiny cracks that the wedges or plugs cannot fill
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What is Oakum made out of?
Fibrous material
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What is the Chisel used for inside a plugging kit?
Used to break apart splintered edges of a cracked bulkhead or pipping
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What is the hammer used for inside a plugging kit?
Used to fully insert wedges or plugs into damaged area to create a snug fit
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What things are located inside a shoring kit?
- Nailes
- Maules
- Wedges
- Saws
- Carpenter square
- Carpenter pencil
- C-Clamps
- Tape Measurer
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What are the nails used for inside a shoring kit?
Used to reinforce shoring
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What are mauls used for inside the shoring kit?
Used to firmly set wedges and create a tighter seal
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What are wedges inside the shoring kit used for?
Used to fill any gap between shore and damage
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What is the saw used for inside the shoring kit?
Used to cut wood shores to appropriate length
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What is the carpenter square used for inside a shoring kit?
used to measure and make angle cuts on wood shores
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What are c-clamps used for inside the shoring kit?
Used to either hold shore in place or hold down damaged area
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What is the tape measurer used for inside the shoring kit?
Used to get measurements
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What is the benefits of steel shoring?
- quick and easy to set up
- does not require measuring
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What is located inside the investigator kit?
- Dogging wrench
- Dogging pipe
- Message blanks
- Explosive proof flashlights
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What is the dogging wrench inside the investigator kit used for?
Used to dog down hatches
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What is the dogging pipe insde the invetigator kit used for?
Used to dog down doors
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What are message blanks used for?
Used to send messages back to the locker
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What is the explosive proof flashlight used for?
Used in environments that might have explosive fumes
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What is contained in the desmoking kit?
- Smoke blanket
- Smoke curtain
- Smoke curtain clamps
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What two types of fans do we use for desmoking?
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What is a smoke blanket used for and what is it made out of?
- Used to cover large areas for smoke boundary
- Make out of thin vinyl material
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What is the smoke curtain used for?
Used to hang around WTD to enclose smokes control zones
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What are curtain clamps used for?
Strong spring clamps used to hold up/down smoke curtains and smoke blankets
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What is the best way to combat a ruptured pipe?
Isolating the rupture by locating cut off valves
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What are the 4 types of patching?
- Soft patch
- EWARP
- Jubile patch
- Banding
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What types of pipes would you use "soft patch" on?
- Less than 150 PSI
- Non-Flammable materials
- Non-Steam pipes
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What types of pipes would you use a "jubilee patch" on?
Pipes less than 100 PSI
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What is the weakest of all the pipe patches?
Jubilee patch
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What are the 4 steps to use a Jubilee patch?
- 1. Isolate Damage
- 2. Slide patch over damaged area
- 3. Fasten bolts down evently
- 4. Perform op-test
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What types of pipes would you use "banding" on?
- Piping systems that are 150 PSI or less
- Not many restrictions
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How many inches should banding be over the damage?
2 inches
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What is banding comprised of?
- Strong back lined with gasket
- three clamps
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What does EWARP stand for?
Emergency water activated repair patch
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What is EWARP used on?
moist piping system with 150 PSI or less
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How is EWARP activated?
Room temperate water
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What do you not want to use EWARP on?
- pertroleum based piping
- systems over 300 degrees
- Potable water (due to fiberglass)
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How long do you soak EWARP for before use?
20 seconds
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How long is the cure time for EWARP?
30 minutes
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What are the two portable eductors found in each repair locker?
- perijet
- s-type (single jet)
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What is used in conjuction with the portable eductors to create suction?
firemain
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What type of effect do the perijet, derbishyre, and s-type eductors use?
Venturi effect - speed of water flowing through nozzle creates a vacuum in the suction area of the eductor
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Describe the perijet eductor
- 2 1/2 inch FM inlet that drives through 6 nozzles creating a vacuum
- 4 inch discharge side
- Does not require a foot strainer
- Place at slight angle so it does no become stuck to the deck
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Describe the S-type eductor
- 1 1/2 inch FM inlet that drives through a single nozzle creating a vacuum
- 2 1/2 inch discharge
- Requires a foot strainer
- Maximum suction lift of 30ft
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What is the P-100 Pump primarily used for?
- Firefighting
- But can be used for dewatering
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What is the P-100 pump fueled by?
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What is important to know about which hose to use for the suction side of the P-100 pump?
Strainer must be attached to the suction side
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How much PSI and gallons per minute do the P-100 pump provide?
- 83 PSI
- 100 Gal per minutes
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What does ESP stand for?
Electrical submerisble pump
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How is the ESP powered?
440V
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Who operates and inspects the ESP?
Electricians
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What is the maximum suction lift and gpm for the ESP? What is the minimum?
- 70 ft suction lift
- 140 GPM
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What kind of strainer does the ESP use?
Star strainer to keep debri from clogging up the pump
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Can you use the ESP in tandum?
- Yes (two at the same time)
- But power on lower ESP first
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How would you lower the ESP into a space?
By using double braided tending line and not the power cord
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Who must give permission to use the ESP in oily water?
CO
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Why would using the ESP in oily water be a bad idea?
- Does not have a cooler installed
- Oily water could run the risk of causing a fire or explosion
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What is main drainage?
- fixed eductors in machinery spaces
- Utiliezes EOSS to operate
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How do you align eductors?
- DFS
- Discharge, Firemain, Suction
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How do you secure eductors from use?
- SFD
- Suction, Firemain, Discharge
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What is the best way to combat structural damage?
Shoring
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What are the three types of recommended shoring?
- K-type
- I-type
- Cross axial with no deck anchorage
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What two types of shoring material do we use?
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What are the two sizes for steel shoring?
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When fully collapased, how much can steel shoring hold?
20,000 lbs of force
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When fully extended, how much can the 3x5 steel shoring hold?
12,000 lbs of force
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When fully extended, how much can the 6x11 steel shoring hold?
6,000 lbs of force
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What are some benefits to steel type shoring?
- Easy to set up
- Can be welded in place
- Can be tightened by hand or ford wrench
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What is a disadvantage of steel type shoring?
Can produce sparks (not to be used in toxic atmosphere)
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What are wood shores sizes stowed by?
16-18 ft 4x4 lumber
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What are the three types of wood used for wood shoring?
- Douglas Fir
- Yellow Pine
- Spruce
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The length of a wood shore can only be ____ times the minimum but thickness
30 times
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What size length can you use for a 4x4 wood shore?
- 10ft (30x4=120, 120/12= 10ft)
- 30 = times of but thickness
- 4 = minimum but thickness of shore
- 12 = a foot
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What is K type shoring also known as?
Triangulation
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Describe K type shoring
- Use of two beams to meet at the center of damage to form a point (anchoring points are required)
- Needs wedges to help strengthen
- Strong back may be required to help evenly distribute pressure
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What is a carpenter square is not available to cut wood for k type shoring?
Use shoring battens
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What are shoring battens used for?
To make quick measurements for shoring angle cuts
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What shoring type is the strongest?
I type
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What is I type shoring also known as?
Direct Compression
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What are the benefits of I type shoring
- Anchor to anchor points
- Quick and easy to set up
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What is the weakest of all shoring types?
- H-type
- Cross axial without deck anchorage
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Where are anchor points required for cross axial shoring?
At the top, not at the bottom
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