Reply on topic: Chinese company (CRCC) builds metro line for Moscow
This is what happens when European TBM companies are too fussy about the Russian market. Another market is presented in silver plate to Chinese companies.Reply on topic: CREG exports TBMs again to Europe. First was Turkey and now Italy
It's all the mistake of European TBM companies. They are not defending their market position just for the sake of making a few euros more. One day, even if they take their prices to competitive levels, it will be too late.Reply on topic: China's CREG introduces Water Jet Hard Rock Tunnel Boring Machine
waterjet TBM? Interesting. Very innovativeReply on topic: China's CREG introduces Water Jet Hard Rock Tunnel Boring Machine
I've got the impression that this CREG TBM does not solely depend on waterjet but uses it as a help mechanism to lessen the wear of the disc cutters.Reply on topic: China's CREG introduces Water Jet Hard Rock Tunnel Boring Machine
In the world there are only 3 tbm companies with technology on their name. CREG is one. CREG is new Robbins of 2020. Technology powerhouse akin to Robbins of 1950, 1960.Reply on topic: China's CREG introduces Water Jet Hard Rock Tunnel Boring Machine
Since 70s in the past century, there has not been any real innovation in TBM technology. If this water jet technology works, probably it will be the biggest thing since invention of double-shield or Slurry TBMs. It is that significant.Reply on topic: Kolkata Tunnel causing houses collapse: Water leak returns after early success,
...problem is one or more of these (tick as appropriate) Inadequate project preparation (inadequate geological surveys, so on) Inadequate EPB TBM operation (personnel not mast...
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