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CD0016. Corrosion Protection II

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About this collection

The Seagull CBT bank is organised into modules covering safety, shipboard operations, maintenance and other topics. Original module names and codes are retained to help you find the topic you need.

“Seagull CBT — CD0016. Corrosion Protection II” contains 26 questions across 1 collection.

Learning

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Sample questions and answers

These examples come from the published collection. Choose Learning to study questions in sequence, or Exam to check your knowledge.

The wet film of paint, which is applied, bears a direct relationship to the final dry film thickness of the coating. Taking wet film measurements can be very important. Why is it important to take these measurements as quickly as possible?

One correct answer

  • To avoid the fresh coat softening the coats underneath leading to possible wrong readings.
  • So that the painter is disturbed as little as possible.
  • To obtain as close a reading to the actual wet film as possible.✓ Correct answer
Which of the following statements best describes one of the main advantages of Hydroblasting with fresh water as opposed to Dry Abrasive Blasting?

One correct answer

  • Produces a Surface Profile to aid adhesion of coatings to the surface.
  • Only requires air power for operation.
  • As well as removing corrosion products it also removes salt contamination.✓ Correct answer
  • The prepared surfaces will flash rust.
A large area of exposed deck is to be blasted to an agreed standard of SA2 before application of an epoxy paint system. In the vicinity of some pipes where difficult access means that the blasting is not able to remove all the corrosion. What do you do?

One correct answer

  • Reject the whole blasted areas until blasting is redone to the correct SA2 standard.
  • Accept the blasted areas and go ahead with painting.
  • Discuss the various options with the contractor.✓ Correct answer
Which are the 3 factors, which help contribute to correct performance of a paint system.

Multiple correct answers

  • The Paint itself✓ Correct answer
  • The Correct Specification
  • The Correct Intervals between coats of paint
  • That clean Airless spray equipment is used
  • Proper Surface Preparation✓ Correct answer
  • The amount of Time and Money spent on the paint and the application
  • Proper Application of Paint✓ Correct answer
A large area of exposed deck is to be blasted to an agreed standard of SA2 before application of an epoxy paint system. In the vicinity of some pipes where difficult access means that the blasting is not able to remove all the corrosion. What do you do?

One correct answer

  • Reject the whole blasted areas until blasting is redone to the correct SA2 standard.
  • Accept the blasted areas and go ahead with painting.
  • Discuss the various options with the contractor.✓ Correct answer

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