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Heavy-lift ship lifts entire cruise liner out of the water [video] (vimeo.com)

483 points by bookofjoe · 2529 days ago · 188 comments on HN

Article summary

A heavy-lift ship has lifted an entire cruise liner out of the water. The process involves the use of ballast tanks and pumps to raise the ship. The stability of the ship is maintained by supports and blocks. The exact details of the process are not available due to the article text not being fetched.

Main themes

  • heavy-lift ship
  • cruise liner
  • engineering
  • marine industry
  • ship stability
  • pump technology

What commenters say

  • The stability of the ship is maintained by supports and blocks that prevent it from toppling over.
  • The size of the pumps used to drain the ballast tanks is not the main issue, but rather the time available to complete the task.
  • The engineering and technology that goes into building and operating heavy-lift ships is impressive and complex.
  • The business side of the marine industry, including the ROI on building and operating heavy-lift ships, is not as lucrative as other industries such as software engineering.
  • The use of heavy-lift ships is not limited to lifting cruise liners, but also includes repositioning oil rigs and other large structures.
  • The weight and power of marine engines are necessary to propel large ships, but are not as efficient as other types of engines.
  • The compensation of marine engineers is generally lower than that of software engineers, despite the complexity and importance of their work.
  • The value produced per employee in the tech industry is significantly higher than in the marine industry.