Floating away over the greys, blues, and greens, swaying and fluttering through the wind and ripples, appearing smaller with time on one shore while growing on another- boats have been an absolutely magnificent vehicle created by the human race. The evolution of this age-old invention is stark and has altered the approach towards sea routes almost entirely in the recent past. While ancient artifacts portray simple wooden structures that can handle buoyant forces, today a wide range of options and variations are available for our use. From small human-powered canoes to large sailboats and motorboats, and even massive metallic ships that tower over us, the design of boats has advanced over time and will continue to do so in the near future as well.

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Constituents and Terminology

The hull is the most crucial structural element of a boat that provides capacity and buoyancy. The lengthwise structural member or keel is the backbone of the boat to which the perpendicular constituents are fixed. A deck generally covers the hull either wholly or partially. Lifelines are generally connected to stanchions above the deck and bulwarks topped by gunnels. A cabin protrudes above the deck and usually tends to cover most of the boat’s length, including the deck’s forward, aft, and along the centerlines. Bulkheads or the vertical components, divide the boat’s internal spaces. The forward end of a boat is called the bow, the aft ends the stern, and while facing forward, the right side is called the starboard, and the left side is the port. 

Basic Working

The most common elements that support the propulsion of boats are engine, inboard motor, outboard motor, stern drive, paddle wheel, water jet, fan, wind, and of course manpower. Boats displace their weight in water regardless of their material constituents (wood, steel, fibreglass, concrete, etc.) The volume of the hull drawn below the waterline increases with added load in order to balance the volumes on both sides of the water surface. They tend to have a natural or designed level of buoyancy, exceeding which would lead to the boat to ride at a lower level and would eventually lead to sinking when overloaded. 

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The Past

The history of boats leads us to hundreds of thousands of years back in time, revealing one of the significant designs created by mankind. Evidence dating back to the Neolithic stone age show traces of the first boats used by Homo erectus to cross waterbodies between landmasses. The Pesse canoe is the oldest recovered boat in the world from the Netherlands and is a dugout made from the hollowed tree trunk of a Pinus sylvestris, constructed somewhere between 8200 and 7600 BC. Boats have played a major role in improving trading routes between multiple ancient civilizations. Archeological evidence found in the Indus valley civilization, as well as ancient Arab and Greek settlements, prove the use of boats for commerce, travel, and military purposes. A peculiar design during the era was the Uru craft that originated in southwestern India. It is a type of mammoth wooden ship that was constructed solely of teak and had a transport capacity of 400 tonnes. In 4000 BC, the ancient Egyptians used reeds to build the first boats with sails and mast in the world and were used to travel across the Nile. The Phoenicians of ancient Canaan invented the galley in 1550 BC which was a man-powered sailing vessel and was used to both fight and trade with neighbors.

The Vikings built longboats that had sails in 1000AD and up to sixty men were employed to row this ship. By 1100 AD, the Chinese began to use boats called junks that consisted of a rudder for steering in addition to watertight compartments and battens on the sails to strengthen them. In the 1450s., several countries began to use wooden ships with three or four masts. In 1660, yachts began to be used beyond the Dutch navy, especially to transport important people. Clipper ships or fast sailing ships were built in the 1800s that introduced tall masts, and slim, long hulls.  In 1819, the use of Steamships that utilized a combination of wind and steam power to function began to spread far and wide. In the mid-1800s, iron ocean liners that used propellers instead of sails began to surface the ocean. Riverboats such as paddle streamers and steam-driven sternwheelers were introduced in 1880. Diesel-powered ships also began to be used by the year 1910. Hovercraft boats were designed in 1955 to float on cushions of air while the engine would blow air into these cushions to support propulsion and lift. The 1980s saw a wider use of container ships to transport cargo while the 90s portrayed a higher use of passenger crises for recreational purposes.  

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The Present

While the design of boats is constantly going through modifications to support the users of the current era, a few major principles are being followed to produce the best possible results. The aesthetics, materials used, integrated technologies and features, psychology of the buyer, etc. bring about designs that are holistic in their approach, especially in terms of economic and environmental standards. Boats need to be ergonomic and consist of some aesthetic appeal for attaining maximum efficiency. All human and social elements must be considered throughout the design process to create a pleasurable experience while operating the boat to boost the mental well-being of the crew and thereby helping in crew retention.

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Although wood, iron, and steel were traditionally used in boat construction, aluminum is being preferred despite its high cost and maintenance factors. Glass reinforced plastics or fiber-reinforced plastics are being widely used for the construction of small boats due to their improved speed, reliability, life, maintenance cost, corrosion resistance, and efficiency. The past decade’s improvement in technology has been applied to the design of boats too. This has been influential in making the rides more comfortable by providing smoother navigation and location software, advanced safety devices, automation, thermal imaging to predict barriers, etc. The use of the latest technology has also led to the design of sustainable boats with a reduced carbon footprint that uses renewable sources of energy for their functioning and support reusing and recycling the waste produced by the boat in order to save marine life.  

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The Future

Private, commercial, and military sectors of boat design are rapidly evolving due to newly developing technology. Advanced materials and 3D printing will change the methodology of design and construction of boats, while new sustainable fuels will help in reducing or even eradicating emissions in the marine sector. Innovative hull designs, the latest engine configurations, well-designed floor plans, and better power sources would define boat designs soon. Digital displays that include GPS, fish finding software, 360-degree camera, automated docking system, and advanced marine audio systems would take control of these future boats. Smartphone integration for ease of usage, simplicity in control design, overlapping technology that replace steering wheels with smart screens, replacing two throttles with a single joystick instead, and advanced HVAC systems would create a revolution in the production of boats and make it highly convenient for regular use. Our changing lifestyles through the years has influenced the boat to also evolve drastically through this long timeline, and will undoubtedly continue to change with ever-evolving technology that would allow designers to develop many more breathtaking ideas in this field.

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Reimagining boats for the future_©httpsdornob.comsculptural-superyacht-by-zaha-hadid-inspired-by-organic-forms#axzz2kT5iLpXf

References

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www.compositesworld.com. (n.d.). The Basics Of Boat Design. [online] Available at: https://www.compositesworld.com/articles/the-basics-of-boat-design [Accessed 14 Oct. 2021]. 

says, T.B. (2018). The 4 Aspects of Boat Design and Manufacture You Need to Know. [online] SHM Blog. Available at: https://www.shmgroup.com/blog/4-aspects-boat-design-manufacture-need-know/.

‌Vance, J.E. and Woodward, J.B. (2018). Ship – History of ships. In: Encyclopædia Britannica. [online] Available at: https://www.britannica.com/technology/ship/History-of-ships.

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‌Hmy.com. (2020). A Timeline of Ships, Boats, and Yachts | HMY Yachts. [online] Available at: https://www.hmy.com/a-timeline-of-ships-boats-and-yachts/.

Robinson, J. (n.d.). History Of Engineering: The Boat. [online] blog.v-hr.com. Available at: https://blog.v-hr.com/blog/history-of-engineering-the-boat.

‌Boating Magazine. (n.d.). The Future of Boat Design. [online] Available at: https://www.boatingmag.com/story/boats/the-future-of-boat-design/ [Accessed 14 Oct. 2021].

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‌SHM Blog. (2018). 5 Factors that Affect the Future of Luxury Boat Design. [online] Available at: https://www.shmgroup.com/blog/5-factors-that-affect-the-future-of-luxury-boat-design/ [Accessed 14 Oct. 2021].

Author

Carmmel is an aspiring architect at SPA Vijayawada. A keen observer who enjoys converting her love for the built environment and her intricate thoughts into words. Her soul thrives on old-school pencil sketching, scribbling pages of poetry and long road trips, but is also constantly in the hunt for new experiences.

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