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Underground structures News
Drilled Shafts Project on Gilbert Road Bridge
- May, 16, 2025
- Foundations Underground Structures News On Projects / Industry
- United States, Arizona
- Authored by: thestructuralengineer.info
In response to significant flooding events and working under an accelerated construction schedule in record-high temperatures, Keller constructs some of the largest drilled shafts in Arizona. Diverte...
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Port Mann Water Main Supply Tunnel
- Dec, 06, 2024
- Foundations Underground Structures News On Projects / Industry
- United States, Washington, Vancouver
- Authored by: thestructuralengineer.info
Keller developed a liquid nitrogen ground freezing solution that allowed for safe access to inspect and repair the tunnel boring machine (TBM) cutter head that experienced mechanical failure during m...
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Fehmarn Belt Tunnel: Europe’s groundbreaking gateway beneath the sea
- Dec, 05, 2024
- Structural Design Load Factors Structural Optimization Underground Structures Sustainable Development Other Structural News On Projects / Industry Other News
- Germany, Fehmarn
- Authored by: thestructuralengineer.info
The world’s longest and deepest underwater tunnel, which will connect Germany and Denmark, is currently under construction. Upon completion, the tunnel, with a total cost of €10 billion, will span 18...
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Support of excavation and deep foundations for a multi-use building
- Apr, 17, 2024
- Foundations Underground Structures News On Projects / Industry
- United States, Colorado , Denver
- Authored by: thestructuralengineer.info
When subjected to wet and dry cycles, the claystone bedrock exhibited expansion and contraction, behaving like expansive clay. With the two levels of parking constructed below the water table, the De...
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Underground tunnel and Yonge Station project in downtown Toronto
- Apr, 11, 2024
- Underground Structures News On Projects / Industry
- Canada, Toronto
- Authored by: thestructuralengineer.info
The new LRT line intersected beneath the existing Toronto Transit Commission (TTC) subway tunnel at the Yonge and Eglinton intersection. The support of the excavation (SOE) system had to be designed...
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Three fatalities due to bar collapse in Chamiers Road, Chennai
- Mar, 28, 2024
- Damage (Structural) Structural Failures Roofs Underground Structures Other Structural News On Failures Other News
- India, Chennai
- Authored by: thestructuralengineer.info
In the area of Chamiers Road in Chennai's Alwarpet district, the roof of the Sekhmet Bar collapsed on Thursday 28th of March, claiming the lives of three people. Unfortunately, the bar was open at th...
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A new, 110 milion euro, tunnel opened in Bulgaria
- Feb, 20, 2024
- Structural Design Concrete Structures Underground Structures Other Structural News On Projects / Industry Other News
- Bulgaria, Zheleznitsa
- Authored by: thestructuralengineer.info
On February 20th, 2024, Bulgaria's Road Infrastructure Agency achieved a significant milestone with the opening of the Zheleznitsa tunnel. This new project marks a new era of transportation and conne...
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Keller North America launches The Site Report podcast
Have you ever wondered what goes on behind the scenes on a construction site? What about community engagement and how employees grow in their careers? And who can forget about those funny stories tha...
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Design & Construction of Tunnel and Underground Station at Krishna Park of Delhi Metro Phase IV
- Jan, 02, 2023
- Structural Analysis Structural Design Underground Structures News On Projects / Industry News On Software
- India, Delhi
- Authored by: thestructuralengineer.info
The Krishna Park project, located in a densely populated urban area, is part of the Delhi Metro Phase IV extension and includes structural design and construction of twin bore tunnels with cross pass...
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Chaplin Station Grouting Project
- Oct, 10, 2022
- Underground Structures Foundations News On Projects / Industry
- Canada, Toronto
- Authored by: thestructuralengineer.info
When unexpected movement and ground disturbance occurred following drilled shaft installation, Keller performed preventative grouting to keep the project on track. Chaplin is a new underground statio...
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