Reply on topic: Robbins Rectangular Tunnel Boring Machine is operational in Mexico
https://im-mining.com/2021/09/02/robbins-accelerates-fresnillo-development-mdm-rectangular-tunnel-boring-machine/Reply on topic: Robbins Rectangular Tunnel Boring Machine is operational in Mexico
https://im-mining.com/2021/09/02/robbins-accelerates-fresnillo-development-mdm-rectangular-tunnel-boring-machine/CREG Delivers Large-Diameter Rectangular Pipe Jacking Machine
On May 19, 2021, the world’s first super-large cross-section rectangular hard rock pipe jacking machine by China Railway Engineering Equipment Group Co., Ltd. (CREG), rolled off the production line. https://tunnelingonline.com/cregs-delivers-large-diameter-rectangular-pipe-jacking-machine/Academic Paper: Stability of rectangular tunnel in cohesionless soils
Stability of rectangular tunnel in cohesionless soils Puja Dutta, Paramita Bhattacharya Department of Civil Engineering, Indian Institute of Technology Kharagpur, Kharagpur, India https://www.tandfonline.com/doi/abs/10.1080/19386362.2019.1592874Reply on topic: CREG TBM: How World's Largest Rectangular TBM Nanhu Achieved its Breakthrough
How are the segments with rectangular TBM built tunnels?Reply on topic: Robbins' Rectangular TBM completes boring a hard rock tunnel in Mexico
The Tunnel magazine had a comprehensive article over the rectangular TBM of Robbins. Published back in May though still current with more detailed information. https://www.tunnel-online.info/en/artikel/tunnel_Rectangular_Rock_Mining_Machine_for_Flat_Invert_3692732.htmlChina Tunnel Technology: Dynamic Response Analysis of Super Shallow-Buried Rectangular Tunnel
Dynamic Response Analysis of Super Shallow-Buried Rectangular Tunnel Sanqing Su ,1 Tao Yin ,1 Zhen Cao ,1 Bin Lei ,1 Zhao Liu,2 Wenxu Lin,3 and Anyuan Kuang 4 1 School of C...
cover tunnel photo by: Matt Brown from London, England / CC BY
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