Humanity's Top 12 Expensive Construction Builds

4. The Macau-Hong Kong Zhuhai Bridge

Location: Lantau Island, Hong Kong Total Expense: $20 billion Year Completed: 2018 The Hong Kong Zhuhai Macau Bridge is a remarkable engineering feat, featuring a complex system that includes three cable-stayed bridges, four man-made islands, and an underwater tunnel. It holds the distinction of being the world's longest fixed link and open-sea crossing.
  Estimated Design Life: 120 years Construction Period: Built in the 2010s Total Expense: $20 billion Contract Awarded: Mott MacDonald received the largest single design and construction contract in Hong Kong in 2009. The Hong Kong Zhuhai Macau Bridge is designed to last for an impressive 120 years, showcasing its durability and engineering excellence. The project marked a significant milestone in infrastructure development, with Mott MacDonald playing a pivotal role in its construction.

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