@Pankaj You were right about the tail brushes
"The seal of Chundee’s tail skin brush went off when it was boring a sand aquifer that contained...y, it was fitted with new tail seal br...extra grout holes and Bullflex seal"
http://timesofindia.indiatimes.com/articleshow/7421554...
Donnie the TunnelBoringMachine, behind some people.
https://www.trenchlessinternational.com/2019/12/17/boring-begins-on-coxwell-bypass-tunnel/
#Coxwell
This prufrock thing pure vaporware. Elon Musk has no experience in mechanical engineering yet alone in tunnelboringmachines. You may hire some experienc...this and that on a Lovat TBM. But inventing a tunnelboring mach...
' thanks to the Japanese engineers' contributions to tunnelboringmachine technology'?
Are you serious?
The last time I checked it was the USA a.k.a Robbins, who invented TBM and took it further than anyone else.
As usual, New Civil Engineer is has a more sober header than daily newspapers.
Progress revealed on HS2 tunnelboringmachines
https://www.newcivilengineer.com/latest/progress-revealed-on-hs2-tunnel-boring-machines-27-05-2020/
Yes it is true that whenever an article has "Elon Musk" in it, the guy gets the benefit of the doubt even for radical things like 10 times faster boringtunnelboring mach...
Hi RL
I have used in two TBM in India and its really great, you can even have teh TBM OP to dig...buy from them, this is a STANDALONE and working like a charm.
Leif S
Lockdown in MD Indi...
if you read the linked article, it says an Iranian company called Kayson builds tunnels at far places like Venezuela, Belarus, Cameroon, India. Can this be true?
Hi Peter,
actually, it can... It is an old NFM machine from the Thomson Line project in Singapore that was refurbished by Robbins for this drive in Mumbai.