307 Advanced DC Question and Answer
[2026] | UPDATED ACTUAL Exam | 100%
Verified Answers
• Name three tools used for Shoring? -✓✓ Wedge, Strongback, Shole
• Recommended safe length for a wooden shore? -✓✓ 30X butt width
• Water trickling from the threads of a sounding tube indicates what type of structural
damage? -✓✓ Flooding
• Shoring is the best way to temp support structure? -✓✓ True
• Where is wooden shoring stowed in relation to the ship? -✓✓ Repair 3
• What wood is most commonly used for shoring? -✓✓ Douglas Fir and Yellow Pine
• What is the definition of shoring? -✓✓ Supports a structure to prevent metal fatigue,
stress, sagging and bulging
• What is a Shole? -✓✓ Flat plank used to distribute weight
• What is another method used for testing to see if water is present on the other side of
the compartment? -✓✓ Bang on compartment with metal tube
• What are three types of shores? -✓✓ H,I,K
• What pipe patching method is this?"Cut wedge ends off 1/2 inch below the marked line
so fluid flow in the pipe is not impeded" -✓✓ Soft
• When the blots are tightened on a jubilee patch, it will easily how many pounds of
pressure? -✓✓ 100
• The simplest method to repair small holes is to use? -✓✓ Soft Patch
• Describe in detail 2 procedures associated with EWARP? -✓✓ Emergency pipe repair
for sealing cracks or holes below the waterline. Also be used to repair hydraulic, water,
fuel exhaust or waste lines where operational pressure does not exceed 150 psi.
• How would you restore a piping system back to normal use? -✓✓ Turn on slowly and
check that the patch is not leaking and then return it to full power
, • The rated capacity of the P-100 at a 20ft suction lift at how many Gallons Per Minute?
-✓✓ 100 GPM
• Submersible pumps aren't designated for pumping what types of liquids? -✓✓ Fuels,
Hot Water and Oil
• The PERI-JETeductor requires a what inch inlet hose and a what inch discharge
hose? -✓✓ 2.5 in Inlet and a 4 in Discharge
• Hot Water, gas, oil or any type of fuel can be dewatered using a S-Type or PERI-
JETeductor True or False? -✓✓ True
• Fuels, oils, or hot water can be pumped using an ESP? True or False -✓✓ False
• Sate the purpose for casualty power -✓✓ Only vitals systems are powered up and
running
• What are the items you need for proper sounding? -✓✓ Sounding tape, Water
Indicating Paste, Sounding Sheets
• Name the items that are in a plugging kit? -✓✓ Sledgehammer, rags, hatchet, wedges,
plugs, oakum
• Name the items included in the shoring kit? -✓✓ Carpenters square, pencil, C clamps,
wedges, steel measuring tape, whole, shoring batten, hammer, nails
• Name the items included in the pipe patch kit? -✓✓ Rags, oakum, hatchet, ball peen
hammer, Kevlar gloves, rubber gasket
• Name and Describe 3 parts of a Carpenter Square? -✓✓ Body- long part "run"
Heel-90 degree angle
Tongue_ short part"rise"
• Describe the soft patch and its max capacity? -✓✓ Used to repair small holes, cracks
in low pressure piping Max 150 PSI
• What is an EWARP and its Max Capacity? -✓✓ Emergency Water Activated Repair
Patch 150 PSI
• What are the 6 conditions under which you wouldn't use an EWARP? -✓✓ Unsecured
pipes, fuel, 300 degree+ water, potable water, lube, oil, steam pipe
• Which type of shoring is the most stable and why? -✓✓ I shoring, direct pressure
[2026] | UPDATED ACTUAL Exam | 100%
Verified Answers
• Name three tools used for Shoring? -✓✓ Wedge, Strongback, Shole
• Recommended safe length for a wooden shore? -✓✓ 30X butt width
• Water trickling from the threads of a sounding tube indicates what type of structural
damage? -✓✓ Flooding
• Shoring is the best way to temp support structure? -✓✓ True
• Where is wooden shoring stowed in relation to the ship? -✓✓ Repair 3
• What wood is most commonly used for shoring? -✓✓ Douglas Fir and Yellow Pine
• What is the definition of shoring? -✓✓ Supports a structure to prevent metal fatigue,
stress, sagging and bulging
• What is a Shole? -✓✓ Flat plank used to distribute weight
• What is another method used for testing to see if water is present on the other side of
the compartment? -✓✓ Bang on compartment with metal tube
• What are three types of shores? -✓✓ H,I,K
• What pipe patching method is this?"Cut wedge ends off 1/2 inch below the marked line
so fluid flow in the pipe is not impeded" -✓✓ Soft
• When the blots are tightened on a jubilee patch, it will easily how many pounds of
pressure? -✓✓ 100
• The simplest method to repair small holes is to use? -✓✓ Soft Patch
• Describe in detail 2 procedures associated with EWARP? -✓✓ Emergency pipe repair
for sealing cracks or holes below the waterline. Also be used to repair hydraulic, water,
fuel exhaust or waste lines where operational pressure does not exceed 150 psi.
• How would you restore a piping system back to normal use? -✓✓ Turn on slowly and
check that the patch is not leaking and then return it to full power
, • The rated capacity of the P-100 at a 20ft suction lift at how many Gallons Per Minute?
-✓✓ 100 GPM
• Submersible pumps aren't designated for pumping what types of liquids? -✓✓ Fuels,
Hot Water and Oil
• The PERI-JETeductor requires a what inch inlet hose and a what inch discharge
hose? -✓✓ 2.5 in Inlet and a 4 in Discharge
• Hot Water, gas, oil or any type of fuel can be dewatered using a S-Type or PERI-
JETeductor True or False? -✓✓ True
• Fuels, oils, or hot water can be pumped using an ESP? True or False -✓✓ False
• Sate the purpose for casualty power -✓✓ Only vitals systems are powered up and
running
• What are the items you need for proper sounding? -✓✓ Sounding tape, Water
Indicating Paste, Sounding Sheets
• Name the items that are in a plugging kit? -✓✓ Sledgehammer, rags, hatchet, wedges,
plugs, oakum
• Name the items included in the shoring kit? -✓✓ Carpenters square, pencil, C clamps,
wedges, steel measuring tape, whole, shoring batten, hammer, nails
• Name the items included in the pipe patch kit? -✓✓ Rags, oakum, hatchet, ball peen
hammer, Kevlar gloves, rubber gasket
• Name and Describe 3 parts of a Carpenter Square? -✓✓ Body- long part "run"
Heel-90 degree angle
Tongue_ short part"rise"
• Describe the soft patch and its max capacity? -✓✓ Used to repair small holes, cracks
in low pressure piping Max 150 PSI
• What is an EWARP and its Max Capacity? -✓✓ Emergency Water Activated Repair
Patch 150 PSI
• What are the 6 conditions under which you wouldn't use an EWARP? -✓✓ Unsecured
pipes, fuel, 300 degree+ water, potable water, lube, oil, steam pipe
• Which type of shoring is the most stable and why? -✓✓ I shoring, direct pressure
