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Underground Structures News

Ground Shifts and Gaps in Safety: What Caused the Gwangmyeong Subway Failure?

On April 11, a devastating collapse occurred at a subway construction site in Gwangmyeong, South Korea, leaving one worker rescued after 13 hours underground and another still missing. The tunnel, bu...

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Auckland’s Underground Giant Emerges After 4 Years of Tunneling

On March 28, 2025, Auckland’s most ambitious underground engineering project reached a historic milestone. After nearly four years of tunneling, the Tunnel Boring Machine (TBM) “Hiwa-i-te-Rangi” brok...

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Sweden’s 100,000-Year Plan for Safe Nuclear Waste Disposal

Sweden is leading the way in nuclear waste management, with two major projects that will shape the future of nuclear energy disposal. The country has officially begun work on expanding its SFR final...

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Reviving the Past: Chongqing’s Air-Raid Shelters Reborn as Vibrant Underground Spaces

Chongqing, a city known for its mountainous landscapes, is undergoing a unique transformation. Once wartime air-raid shelters, its vast network of underground spaces is now being repurposed into thri...

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Hidden Potential: The Role of Underground Spaces in Urban Growth

Underground spaces have long fascinated humanity, from ancient engineering marvels like the Persian qanats to today’s sprawling subway systems and utility tunnels. These hidden spaces offer creative...

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Breaking Ground Underwater: Jintang Tunnel Advances High-Speed Rail

Construction of China’s Jintang Undersea Tunnel has taken a significant step forward with the commencement of offshore excavation. Located in Eastern China, this ambitious project is poised to be the...

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A New Era for London's River Thames: Tideway Super Sewer Starts Operation

London’s long-anticipated super sewer, the Thames Tideway Tunnel, has officially entered operation with the first four valves now open, marking a new chapter in protecting the River Thames from sewag...

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How RS2 Validated the Tunnel Support Design of the Jakarta-Bandung Railway

When it comes to tunnel support design in complex terrains, empirical methods alone are often not enough. RS2, our geotechnical engineering software, can be used for numerical analysis to evaluate an...

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High-Speed Progress: New TBMs Drive Southern Italy's Rail Expansion

Major Advances in Southern Italy The South of Italy is witnessing a significant boost in infrastructure with the launch of three new Tunnel Boring Machines (TBMs) dedicated to the Naples-Bari and Ca...

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Texan ADCC natural gas pipeline goes into service

It was recently announced that the ADCC pipeline went into service on July 1st in Texas. Furthermore, the project consists of a pipeline that is roughly 43 miles in length and 42 inches in diameter,...

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