Final Breakthrough at Bahçe-Nurdaği Railway
In June 2023, a resilient 8.0 m diameter Robbins Single Shield completed its second tunnel at Turkey’s Bahçe-Nurdaği Railway. The machine completed 9.6 km of tunneling, adding on to the 9.2 km it...
View ArticleRobbins Double Shield Sets Record in Nepal
At the end of June 2023, the machine turned in an impressive advance rate of 1,224.13 m in one month – a record for Himalayan geology and believed to be a TBM record within the Indian Subcontinent. The...
View ArticleUse of a Tunnel Boring Machine on Nepal’s First and Second TBM-Driven Tunnels
Nepal’s mountainous terrain, in particular the Himalaya, have historically been a challenge to tunnel through. That very terrain also holds great promise for hydropower – a resource that the country is...
View ArticleWorld Tunnel Congress 2024
Come join us April 19-25 in Shenzhen, China for the ITA-AITES World Tunnel Congress, the premiere event for tunneling and underground construction. Stop by our stand F04 to converse with our expert...
View ArticleNAT 2024
Come join us in Nashville, TN June 23-26 at the North American Tunneling Conference, the premier tunneling event focusing on current projects, challenges, and successes in tunneling. The post NAT 2024...
View ArticleSwift Robbins TBM breaks through 11 Months Early
A 6.4 m diameter Robbins Double Shield TBM broke through nearly one year early at Nepal’s Sunkoshi Marin Diversion Multipurpose Project (SMDMP) on May 8, 2024. The post Swift Robbins TBM breaks through...
View ArticleOvercoming Mountainous Geology at Nepal’s Sunkoshi Marin Project
Learn more about the Sunkoshi Marin Diversion Multipurpose Project (SMDMP) in this in-depth video featuring a record-setting Robbins Double Shield TBM. Find out how the crew were able to bore through...
View ArticleEvaluating TBM Design and Performance, 30 Years Apart: The Lesotho Highlands...
Two massive tunnel projects 30 years apart: The Lesotho Highlands Water Project (LHWP) is a multi-phased project that has taken place over decades to provide water to the Gauteng region of South Africa...
View ArticleLong Haul TBM: Use of a Rebuilt Main Beam Machine at the DigIndy Tunnel...
TBMs can last for decades and be rebuilt project after project with proper maintenance. How successful can rebuilt TBMs be? At the DigIndy Tunnel System in Indianapolis, Indiana, USA, a rebuilt TBM was...
View ArticleTwin Robbins EPBs make milestones near Taj Mahal
A 6.52 m diameter Robbins EPB completed an intermediate breakthrough into SN Medical College Metro Station. The breakthrough was a significant achievement for the contractor, Afcons Infrastructure –...
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