The World's Top 18 Expensive Bridge Projects Exposed
17. The Infinite Bridge
Location: Stockton-on-Tees, UK
Founded: 2008
Price: *$20 million
The Infinity Bridge, located in Stockton-on-Tees, England, was opened to the public in 2008 after an investment of $20 million. This stunning structure is designed specifically for pedestrians and cyclists, promoting safe and enjoyable access across the river.
Characterized as a dual-tied arch bridge, often referred to as a bowstring bridge, the Infinity Bridge features a unique design with a single asymmetric pier. This pier supports a continuous series of steel arches that vary in size, creating an eye-catching silhouette that enhances the scenic landscape.
The bridge not only serves a practical purpose but also stands as a symbol of modern engineering and artistic design, making it a popular spot for both locals and tourists.

Image Credit: The Infinity Bridge, Shutterstock,
The Infinity Bridge boasts an intriguing shape, characterized by the bifurcation of each arch into a double rib. This unique design not only enhances its aesthetic appeal but also contributes to the structural integrity of the bridge.
Thanks to the innovative efforts of Expedition Engineering, one of the 200 companies that submitted designs in 2004, the Infinity Bridge is engineered to last for an impressive 120 years. Its construction was undertaken by Balfour Beatty during the project that spanned from 2007 to 2008, ensuring that the bridge was built to the highest standards of durability and safety.
The combination of cutting-edge engineering and artistic design makes the Infinity Bridge a standout feature in Stockton-on-Tees, attracting visitors and inspiring future architectural projects.