9. OIC-NW C11

57問 • 2年前

問題一覧

During inspection what type of corrosion usually occur through out the cross deck strip plating and on hatch cover causes by accumulated water with scattered residues of certain cargoes?

Fitting Corrosion

What can you do to prevent the hatch cover moving parts from deteriorating?

Regular greasing routine.

Condensation in the cargo winch master switches results to moisture damage. How can it be reduced?

Installing a light bulb in the pedestal stand.

What should you be concerned with when loading and securing vehicles aboard a Ro-Ro vessel?

The size weight and center of gravity of vehicle/cargo unit.

Which part of the cargo hold you would focus in inspecting damages?

The shell plates, the frames, bulkheads and tank tops

Which of the following factors is most significant in reducing sweat damage in a cargo hold?

Dew point of the cargo hold

What is the corrosive state consisting of hard and/or loose scale, including fitting, covering 70% or more of the region under examination and accompanied by evidence of thickness diminution?

Extensive Corrosion

Who carry out inspections prescribed by Enhance Survey Program (ESP)?

Flag Administration or Recognized Organization

On most case, how could you make sure that hatch covers are made watertight?

A hatch cover gasket resting against the compression bar.

Maintenance of the ship is the responsibility of chief officer and his men in his charge. From what do they protect the ship?

Damaging effect of saltwater and weather.

Battens are fitted in cargo holds across the frames of the vessel from the turn of the bilge upward.What is the purpose of these cargo battens?

To prevent cargo from coming in contact with the vessel's frames or shell plating.

How old is the ship that will undergo special survey 1?

Ships five years old

A lifting appliances generally has no redundancy to a single failure enough to cause accident. What does regulation require for lifting appliances?

It must be examined by competent person at least once a year.

You are carrying cargo of logs on maindeck, what precaution you should take during winter season in the North Pacific?

Ensure lashings are tight and sufficient for the winter season

What kind of corrosion often occurs along the traverse deck strip plating and on hatch covers as a result of collected water with distributed residues of various cargoes?

Fitting corrosion

What action should you take when your vessel is off a lee shore in heavy weather and laboring?

Put the sea and wind about two points on either bow and reduce speed.

How do forepeak and aftpeak bulkheads are tested for watertightness?

Filling the peak with water up to air pipe.

What type of handheld flashlight you should use when conducting inspection in the hold containing class 3 substances?

The handheld flashlight must be suitable for use in hazardous location.

How do watertight bulkhead of compartment not forming boundaries of liquid carrying spaces are tested?

Hose Test

When should the master required to file for a note of marine protest?

The vessel encountered heavy weather which might have caused cargo damage

What do you call to the ship structures that require monitoring due to sensitivity to cracking, buckling or corrosion which would impair the structural intergrity of the vessel?

Critical structural areas

Which of the following survey is adopted while inspecting a vessel and the system of the ship?

Marine survey

Who carries out regular inspections for corrosion protection of salt water ballast tanks as required?

Chief Officer

Where can you find the inspection and defects reporting procedures?

Safety Management System of the company

What is the changing of form or shape of a plate or structural member as cause by stress?

Deformation

During annual load line survey, what is the main concern of the surveyor?

The watertight integrity of the vessel

When shoring a damaged bulkhead, what effort should be taken to spread the support to avoid the bulkhead from collapsing?

To spread the shoring to maximum possible area

What should be the condition of your ship draft before entering an ice area?

You should trim down by the astern

After encountering heavy weather, what immediate action you should do?

Conduct inspection of cargo and vessel and report damages found

How would you describe a coating condition with general breakdown of coating over 20% or more of areas or hard scale at 10% or more of area under consideration?

Poor coating condition

Whcih of the following apply to a petroleum product's depth in a tank?

Innage

What is said to cargo damage due to water being present in a cargo holds as a result of a leak in the hull plating?

Damage by the moisture

How would you ensure the watertightness of the hatch cover when securing for sea after loading or discharging operation?

Before closing hatches you must ensure that all compression bars and gaskets have been thoroughly clean.

What is the corrosion prevention use in a continuosly submerge in sea water part of the vessel?

Compatible coating and cathodic prevention.

What is the type of corrosion when combine with the metal form entirely new products?

Chemical corrosion

How will you removed last particles on bare metal before apply first layer of paint?

Wire brushing

How frequent should a ballast tank must be inspected for corrosion?

It should be inspected every three months

During inspectionof ballast tank, how would you classify the common defect of structure generally identified due to discoloration of a surface or by presence of scale?

Corrosion

Which of the following part of the vessel are specially liable to chemical corrosion?

Cargo tanks

How would you show your understanding over which to identify damage to structural integrity of a vessel is best prevented?

Inspection of the hold on completion of discharging.

Which of the following part of the vessel is liable to electro chemical corrosion?

Ballast Tank

What is the chemical change that a steel undergoes when it is contact with water, air or salt?

Rusting

What is the corrosion prevention use in a continuously submerge in sea water part of the vessel?

Compatable coating and cathodic prevention

When loaded with steel products, how would you ventillate cargo holds to reduce the likelihood of condensation damage to cargoes?

Ventillate when the dew point of the outside air is lower than the dew point of the air in the hold.

For existing ships, it is of utmost importance that salt water ballast tanks coatings be maintained to class standards, As an officer in charge of maintaining the vessel in ship shape condition, how do you do this?

Hard coatings should be restored using the type of coating originally applied

Which statement explain about deformation?

A change of shape or dimension of a body caused by stress, thermal expasion, chemical or metallurgical transformation

What is the ship area which is very high to wear and tear and also prone to corrosion with some cargoes?

Cargo holds/tanks

How would you ventillate the cargo holds if you are on a voyage from cold climate to hot climate and carrying hygroscopic cargoes?

You should not ventillate the cargo hold

In your understanding to determine the strength and allowable weight of high density cargo to be carried on each cargo hold's tank top, reference is made to what kind of plan and drawing?

Stability booklet

What is the arrangement provided to control massive flooding?

Hull is subdivided by watertight bulkhead

What parts of the hull are subject for class inspection?

Cargo spaces; hatch covers; ballast tanks

What intervals ballast tanks must be inspected for corrosion?

Every three months

What is the survey where the details of structural components are with in the close visual inspection range of the surveyor, preferably within reach of hand?

Close-up survey

Who may order inspection for damages of the ship?

The Master

Corrosive liquids and acids which can damage the surface of the tank tops and/or bulkheads should have which kind of label?

White and Black

Which of the following part of the vessel are specially liable to chemical corrosion?

Cargo tanks

When should all loading devices are to be inspected for dents, corrosion, torn wires etc?

Before every cargo operation

1. OIC-NW C1

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1. OIC-NW C1

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7. OIC-NW C9

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92問 • 2年前

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Leomar Balhag · 100問 · 2年前

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100問 • 2年前

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11.2. OIC-NW C13 (Part 2)

Leomar Balhag · 22問 · 2年前

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22問 • 2年前

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12. OIC-NW C17

Leomar Balhag · 97問 · 2年前

12. OIC-NW C17

97問 • 2年前

Leomar Balhag

問題一覧

During inspection what type of corrosion usually occur through out the cross deck strip plating and on hatch cover causes by accumulated water with scattered residues of certain cargoes?

Fitting Corrosion

What can you do to prevent the hatch cover moving parts from deteriorating?

Regular greasing routine.

Condensation in the cargo winch master switches results to moisture damage. How can it be reduced?

Installing a light bulb in the pedestal stand.

What should you be concerned with when loading and securing vehicles aboard a Ro-Ro vessel?

The size weight and center of gravity of vehicle/cargo unit.

Which part of the cargo hold you would focus in inspecting damages?

The shell plates, the frames, bulkheads and tank tops

Which of the following factors is most significant in reducing sweat damage in a cargo hold?

Dew point of the cargo hold

What is the corrosive state consisting of hard and/or loose scale, including fitting, covering 70% or more of the region under examination and accompanied by evidence of thickness diminution?

Extensive Corrosion

Who carry out inspections prescribed by Enhance Survey Program (ESP)?

Flag Administration or Recognized Organization

On most case, how could you make sure that hatch covers are made watertight?

A hatch cover gasket resting against the compression bar.

Maintenance of the ship is the responsibility of chief officer and his men in his charge. From what do they protect the ship?

Damaging effect of saltwater and weather.

Battens are fitted in cargo holds across the frames of the vessel from the turn of the bilge upward.What is the purpose of these cargo battens?

To prevent cargo from coming in contact with the vessel's frames or shell plating.

How old is the ship that will undergo special survey 1?

Ships five years old

A lifting appliances generally has no redundancy to a single failure enough to cause accident. What does regulation require for lifting appliances?

It must be examined by competent person at least once a year.

You are carrying cargo of logs on maindeck, what precaution you should take during winter season in the North Pacific?

Ensure lashings are tight and sufficient for the winter season

What kind of corrosion often occurs along the traverse deck strip plating and on hatch covers as a result of collected water with distributed residues of various cargoes?

Fitting corrosion

What action should you take when your vessel is off a lee shore in heavy weather and laboring?

Put the sea and wind about two points on either bow and reduce speed.

How do forepeak and aftpeak bulkheads are tested for watertightness?

Filling the peak with water up to air pipe.

What type of handheld flashlight you should use when conducting inspection in the hold containing class 3 substances?

The handheld flashlight must be suitable for use in hazardous location.

How do watertight bulkhead of compartment not forming boundaries of liquid carrying spaces are tested?

Hose Test

When should the master required to file for a note of marine protest?

The vessel encountered heavy weather which might have caused cargo damage

What do you call to the ship structures that require monitoring due to sensitivity to cracking, buckling or corrosion which would impair the structural intergrity of the vessel?

Critical structural areas

Which of the following survey is adopted while inspecting a vessel and the system of the ship?

Marine survey

Who carries out regular inspections for corrosion protection of salt water ballast tanks as required?

Chief Officer

Where can you find the inspection and defects reporting procedures?

Safety Management System of the company

What is the changing of form or shape of a plate or structural member as cause by stress?

Deformation

During annual load line survey, what is the main concern of the surveyor?

The watertight integrity of the vessel

When shoring a damaged bulkhead, what effort should be taken to spread the support to avoid the bulkhead from collapsing?

To spread the shoring to maximum possible area

What should be the condition of your ship draft before entering an ice area?

You should trim down by the astern

After encountering heavy weather, what immediate action you should do?

Conduct inspection of cargo and vessel and report damages found

How would you describe a coating condition with general breakdown of coating over 20% or more of areas or hard scale at 10% or more of area under consideration?

Poor coating condition

Whcih of the following apply to a petroleum product's depth in a tank?

Innage

What is said to cargo damage due to water being present in a cargo holds as a result of a leak in the hull plating?

Damage by the moisture

How would you ensure the watertightness of the hatch cover when securing for sea after loading or discharging operation?

Before closing hatches you must ensure that all compression bars and gaskets have been thoroughly clean.

What is the corrosion prevention use in a continuosly submerge in sea water part of the vessel?

Compatible coating and cathodic prevention.

What is the type of corrosion when combine with the metal form entirely new products?

Chemical corrosion

How will you removed last particles on bare metal before apply first layer of paint?

Wire brushing

How frequent should a ballast tank must be inspected for corrosion?

It should be inspected every three months

During inspectionof ballast tank, how would you classify the common defect of structure generally identified due to discoloration of a surface or by presence of scale?

Corrosion

Which of the following part of the vessel are specially liable to chemical corrosion?

Cargo tanks

How would you show your understanding over which to identify damage to structural integrity of a vessel is best prevented?

Inspection of the hold on completion of discharging.

Which of the following part of the vessel is liable to electro chemical corrosion?

Ballast Tank

What is the chemical change that a steel undergoes when it is contact with water, air or salt?

Rusting

What is the corrosion prevention use in a continuously submerge in sea water part of the vessel?

Compatable coating and cathodic prevention

When loaded with steel products, how would you ventillate cargo holds to reduce the likelihood of condensation damage to cargoes?

Ventillate when the dew point of the outside air is lower than the dew point of the air in the hold.

Hard coatings should be restored using the type of coating originally applied

Which statement explain about deformation?

A change of shape or dimension of a body caused by stress, thermal expasion, chemical or metallurgical transformation

What is the ship area which is very high to wear and tear and also prone to corrosion with some cargoes?

Cargo holds/tanks

How would you ventillate the cargo holds if you are on a voyage from cold climate to hot climate and carrying hygroscopic cargoes?

You should not ventillate the cargo hold

In your understanding to determine the strength and allowable weight of high density cargo to be carried on each cargo hold's tank top, reference is made to what kind of plan and drawing?

Stability booklet

What is the arrangement provided to control massive flooding?

Hull is subdivided by watertight bulkhead

What parts of the hull are subject for class inspection?

Cargo spaces; hatch covers; ballast tanks

What intervals ballast tanks must be inspected for corrosion?

Every three months

What is the survey where the details of structural components are with in the close visual inspection range of the surveyor, preferably within reach of hand?

Close-up survey

Who may order inspection for damages of the ship?

The Master

Corrosive liquids and acids which can damage the surface of the tank tops and/or bulkheads should have which kind of label?

White and Black

Which of the following part of the vessel are specially liable to chemical corrosion?

Cargo tanks

When should all loading devices are to be inspected for dents, corrosion, torn wires etc?

Before every cargo operation