Comment on "The first RECTANGULAR Tunnel Boring Machine (TBM)!"
Although the area cut is rectangular, the cutting is still done circularly though. OK that is not surprising. But I don't get it. The small cutting heads do not cover the whole surface. Or is it me missing something?AVN3200 Pipejacking machine tested 10/1-24. SELLING EXW @ USD 1,350,000.oo
...Rated power 200 kW Maximum torque continuous 800 kNm. Maximum torque intermittent 1200 kNm Variable speed 0 – 5,7 rpm # Face access door rectangular 600 mm x 600 mm # Slurry val...CREG TBM: How World's Largest Rectangular TBM Nanhu Achieved its Breakthrough
...nue in Zhejiang Province. Nanhu, the world's largest rectangular TBM, broke through the ground CREG rectangular TBM Nanhu extra large cross-s...8m and a height of 9.426m. First application of rectangular TBM in 3-lane tunnel construc...Robbins Rectangular Tunnel Boring Machine is operational in Mexico
Robbins is back with innovation! The rectangular TBM has dimensions of 5 m x 4.5 m...ccessing a deep underground orebody using a rectangular tunnel boring machine. ht...bbins-accelerates-fresnillo-development-mdm-rectangular-tunnel-boring-machine/
cover tunnel photo by: Matt Brown from London, England / CC BY
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