Advanced Maritime Technology: U.S. Coast Guard Develops 'Unsinkable' Boat

Advanced Maritime Technology: U.S. Coast Guard Develops ‘Unsinkable’ Boat

Written by Bruno Teles

Published on 13/11/2023 at 14:52

47-foot Motor Lifeboat, barco da Guarda Costeira dos EUA (Imagem / Reprodução)

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The United States Coast Guard Has Just Introduced An Innovation That Seems Like Something Out Of A Movie: A Boat That Does Not Sink. This Amazing Feat Is Achieved Through A Combination Of Smart Design And Laws Of Physics, Resulting In A 47-Foot Rescue Vessel, Known As 47 MLB (Motor Lifeboat), That Is Practically Unsinkable.

But how can a boat be “unsinkable“? The answer lies in three essential characteristics: a very low center of gravity, a high center of buoyancy, and water-tight integrity.

These elements ensure that even if the boat capsizes, it will right itself in less than 15 seconds. The 47 MLB has 11 watertight compartments and a sealed buoyancy tank above the command bridge, which reinforces its ability not to sink.

Intensive Training For Extreme Situations

Not just anyone can pilot this technological marvel. The “surfmen“, men and women selected to operate the 47 MLB, go through one of the most intense water rescue training programs in the world, lasting six years.

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During this period, they learn to maneuver the vessel in extreme conditions, avoiding waves whenever possible and absorbing the energy of the waves when contact is inevitable.

Despite the boat’s ability to right itself quickly, the surfmen are trained to avoid capsizing, as, although it does not sink, the boat can be damaged. They are always secured to the vessel with safety belts, ensuring they remain on board even in the most adverse conditions.

An Investment That Is Worth It

Operating the 47 MLB is not just a matter of skill, but also of commitment. The surfmen earn about 200 thousand dollars a year, a salary that reflects the intensity and importance of their work. They are on the front lines, saving lives at sea, a mission that justifies every penny invested in their training and technologies like the 47 MLB.

Although these boats have been designed to last at least 25 years since their implementation in 1997, efforts are being made to extend their lifespan by another 20 years. This means that these vessels will continue to be a vital pillar in maritime rescue operations for many years.

The 47 MLB of the US Coast Guard is not just a vessel; it is a symbol of innovation, safety, and commitment to human life at sea.

YouTube video — How US Coast Guard Made An Unsinkable Boat (Video / Source: Interesting Engineering)

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Advanced Maritime Technology: U.S. Coast Guard Develops ‘Unsinkable’ Boat

Intensive Training For Extreme Situations

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