What Is the Hull of a Cruise Ship?

By Michael Ferguson

The hull of a cruise ship is the most important part of the vessel, as it is what gives the ship its stability and ultimately allows it to float. The hull is the body or outer shell of the vessel and protects it from water damage while also providing buoyancy.

It is made up of several layers of steel plates that are welded together and then sealed with a protective coating. The thickness of these plates depends on the size and type of vessel, but in general, they range from 3 to 10 mm thick.

The design of a cruise ship’s hull plays an important role in its performance, efficiency, and safety. The shape of the hull should be designed to reduce resistance when traveling through water, allowing it to move more quickly and efficiently with less fuel consumption.

It should also be designed in such a way that it can withstand heavy seas without taking on too much water or damaging its structure. Additionally, the hull must be strong enough to protect passengers and crew from potential hazards such as rogue waves or collisions with other vessels.

Cruise ships have several different types of hull designs depending on their intended purpose. Some vessels are designed for speed while others are designed for comfort and stability.

Some ships also have double-hulls for added protection against collisions and other mishaps. Additionally, some ships have curved or slanted sides which help them reduce drag when traveling through water.

The hulls on cruise ships are usually made from steel but can also be made from aluminum or fiberglass depending on the preference of the ship builder. Steel is generally more durable than other materials but can be more expensive to maintain due to corrosion over time.


What Is the Hull of a Cruise Ship? The hull is an essential part of any cruise ship as it provides buoyancy, stability, protection against hazards, reduces drag and contributes to fuel efficiency. It is typically made up several layers of steel plates welded together and sealed with protective coating but may also be constructed out of aluminum or fiberglass depending on the preference of the builder.