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Tunneling News

Gotthard Tunnel Expansion: Advanced TBM Technology Navigates the Challenging Geology of the Alps

The Gotthard Tunnel, an essential artery in European north-south traffic through the Alps, is undergoing a major upgrade to enhance safety and ensure the continued flow of vehicles. On July 30, 2024,...

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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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Shimla Tunnel Blocked by Landslide: A Reminder of Geotechnical Risks

On August 12, a landslide in the Chalaunthi area of Shimla, Himachal Pradesh, caused debris to crash down, sealing the entrance of an under-construction tunnel. The incident occurred during the const...

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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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Video shows large sinkhole in China

A video has recently been circulating, showing a rather large sinkhole on a highway in the Chinese city of Xi’an. Not much is currently known about the sinkhole’s appearance, and we were not able to...

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Implenia-led joint venture awarded $478 million Swiss tunnel contract

It was announced on June 28 that a joint venture (JV) led by Implenia was awarded a $478 million contract regarding the construction of the “Sisikon Tunnel” in Switzerland. Furthermore, the Sisikon...

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Leveraging ShapeArray for wireless automated remote deformation monitoring

Wireless automated remote deformation monitoring is transforming how engineers collect data to ensure the safety and durability of their projects.   Through a network of interconnected technology, th...

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Sinkhole swallows Illinois soccer field as mine caves in beneath it

A sinkhole measuring approximately 100 feet in diameter and 30-50 feet in depth suddenly appeared in an Illinois soccer field on Wednesday, June 26, and was caught on video by CCTV. Furthermore, the...

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The PLAXIS Tunnel Engineer’s Toolbox: Everything You Will Need In One Place

PLAXIS offers a wide range of tools to the Tunnel Engineer, which can be combined to generate almost any ground, tunnel, and reinforcement system geometry. Node-To-Node Anchors  As their name indicat...

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Under construction subway creates large sinkhole in Chinese city of Chengdu

A large sinkhole appeared on a road in the city of Chengdu, China, on the morning of Friday, June 21, due to an under-construction subway site collapse. The Chengdu Rail Transit Group released a rel...

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