Ep 5. The Kansai International Airport

In the fifth episode of Super Structures of the World season 1, viewers are taken on a journey to explore the Kansai International Airport in Osaka, Japan. This remarkable airport is built entirely on an artificial island, making it one of the most innovative and unique airports in the world.

The episode begins by introducing viewers to the challenges that engineers faced when designing and constructing the airport. Japan is a country that experiences earthquakes and typhoons, and the airport was built in the middle of Osaka Bay, which is known for its unpredictable weather conditions. This posed several challenges for engineers, who had to ensure that the airport was not only functional but also safe and resistant to natural disasters.

As viewers learn about the construction process of the airport, they are introduced to the various innovative methods and techniques that were used to build it. One of the most fascinating aspects of the airport is the artificial island on which it is built. Initially, engineers built a perimeter seawall to protect the airport from the elements. Next, they began the process of filling the enclosed space with sand; a process that involved constantly pumping sand from the seabed. It took nearly three years to fill the space adequately, and the result was a completely man-made island, constructed entirely from sand.

Viewers also learn about the unique features of the airport itself. The Kansai International Airport is designed in a way that maximizes convenience for travelers. The airport connects to Osaka's city center via a suspension bridge and railway, making it easily accessible to travelers. Additionally, the airport's terminal is designed in a way that offers stunning views of the Osaka Bay, providing travelers with a truly breathtaking experience.

Throughout the episode, viewers also learn about the various challenges that the airport has faced since its construction. One of the most significant challenges is the airport's vulnerability to flooding. During a typhoon in 1998, the airport was severely flooded, causing damage to the runway and the airport's infrastructure. Since then, engineers have worked to improve the airport's flood protection and have installed a system of pumps and seawalls to ensure that the airport can withstand future flooding.

The episode also delves into the airport's environmental impact. As an entirely man-made structure, the airport has had a significant impact on the surrounding ecosystem. To mitigate this impact, engineers have implemented various measures, such as creating a nearby park that serves as a wildlife sanctuary. Additionally, the airport has implemented several sustainability initiatives, such as using solar energy to power a portion of the airport's electricity needs.

Overall, Super Structures of the World season 1 episode 5, The Kansai International Airport, offers a fascinating look into one of the world's most unique and innovative airports. From its artificial island construction to its stunning terminal design, the airport offers a range of engineering, architectural, and environmental challenges. Despite these challenges, the Kansai International Airport remains an incredible feat of human ingenuity and serves as a testament to the limitless possibilities of engineering and design.