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CD0152. Hatch Cover Maintenance - Bulk Carrier

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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 — CD0152. Hatch Cover Maintenance - Bulk Carrier” contains 106 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.

You are carrying out maintenance on number 3 hatch cover. The permanent set has reached half the design compression in places and there are signs of wear. You have cut out two metres of bad seal along the port side. What length of rubber will you actually cut to insert in its place?

One correct answer

  • 2.06 m✓ Correct answer
  • 2 m
  • 1.94 m
  • 2.03 m
  • 1.97 m
In a four-panel arrangement, the cylinders are operated once the cleats are all released, causing the first, or “leading” pair of panels to peak. At this time, what is happening to the second pair of panels?

One correct answer

  • The wheels of the “trailing pair” roll up onto their trackways✓ Correct answer
  • They are also “peaking” in parallel
  • Nothing is happening to the second pair of panels. They are totally independent
  • The third panel is raised at 45 degrees and the fourth is about to begin elevating
What will an inspection prior to discharge primarily establish?

One correct answer

  • Whether the measures taken in sealing the hatch after loading were successful✓ Correct answer
  • Whether there is any damage to the hatch cover panels
  • Whether there is any damage to the trackway
  • Whether the checklist completed after loading was correctly filled out
  • Whether the hatch was closed properly
  • Whether there was unusually heavy weather on passage
When replacing the straight pieces of a hatch seal, what is the recommended additional percentage to be allowed when cutting?

One correct answer

  • 3 %✓ Correct answer
  • None, it should be cut to the exact length required
  • 1 %
  • 5 %
  • It should be undercut by 3 % and stretched during fitting
In a side opening rack and pinion hatch cover arrangement, what is the function of the “pot lifts”?

One correct answer

  • To raise a short section of rail and bring the rolling wheels up to the running level✓ Correct answer
  • To deliver power to the rolling wheels
  • To drive the continuous wire connecting (and opening) both panels
  • To maintain the seal compression

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