Michigan Public Service Commission narrows scope of Line 5 review
MPSC determined that its review of the proposed four-mile Line 5 tunnel under the Straits of Mackinac should not include an examination of the entire 641-mile pipeline....Kolkata East-West Metro TBMs retrieved, retreival shaft in Bowbazar to be sealed
Kolkata Metro Rail Corporation (KMRC) has completed retrieving the tunnel boring machine which has bored the East-West line. KMRC now busy filling in the retrieval shaft. https://timesofindia.indiatimes.com/city/kolkata/tbms-retrieved-e-w-shaft-in-bowbazar-to-be-sealed/articleshow/90673145.cmsL&T’s TBM Urja achieves third breakthrough of Bengaluru Pink Line
Larsen & Toubro’s Tunnel Boring Machine Urja (DZ670) achieved its third and final breakthrough at the Shadi Mahal TBM Retrieval Shaft on Bengaluru Metro&lsquo...The Boring Company and San Bernardino County’s transportation authority in exclusive negotiations
Elon Musk's The Boring Company and San Bernardino County’s transportation authority are in exclusive negotiations this week on construction of an underground...South Korea: Rescuers retrieve eight bodies from flooded South Korea underpass
https://www.youtube.com/watch?v=iXYFuTzYPY8 The bodies of eight people trapped in a tunnel flooded by heavy rain in central South Korea were retrieved on Sunday, aut...Metro work between Chunniganj to Nayaganj to start from today
"Under the 23 km long Corridor-1 of Kanpur Metro Rail Project (IIT to Naubasta), the construction work of about four km long tunnel for underground section between...China Tunnel Technology: Process Optimization and Performance of New TBM Disc Cutter Ring Steel
Process Optimization and Performance of New TBM Disc Cutter Ring Steel M. Z. Han, J. B. Guo, J. Li, Y. J. Huang, H. R. Qi, X. M. Chen State Key Laboratory of Mechan...
cover tunnel photo by: Matt Brown from London, England / CC BY
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