Comments

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  Comment on "Breakthroughs in Tunneling - The 12th Annual Short Course"

  Tim is definitely an expert tunneling  and he is also an accomplished businessman in the field. I know that he is also doing business in far east (Thailand etc).

  1820 days ago

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  Comment on "Comments"

  Indeed Robbins invented the TBM. And then stopped right there. What innovation worth mentioning d...k of any. And for the Japanese, they made tremendous innovations in slurry technology field...

  1529 days ago

• +2 more Comments

Blogs

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  Tunnelcontact.com List of Tunnel Boring Machine (TBM) Manufacturers in the World

    Alphabetical List of Tunnel Boring Machine Producers. (Main TBM Manufacturers). CRCHI (China) CREG (China) China Railway Engineering Equipment Grou...

  212 days ago

Discussion topics

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  NZGS Symposium Paper - Using Tunnel Boring Machine Penetration Tests to Quantify Performance in Hard Rock

    A New Zealand Geotechnical Society Symposium paper. I believe you will find it in...design, as a basis for contractual payments where penetration rate dominates the excavation...xcavation process. Using Tunnel Boring Machine Penet...

  633 days ago

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  Reply on topic: Brazil: São Paulo Metro re-tenders tunnel between Paulista and Consolação stations

  https://aplic.metrosp.com.br/as0001/frontend/index.php/processo/index/

  784 days ago

• +422 more Discussion topics

Files

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  Daegok ~ Sosa Line Tunnel Penetration

  Daegok ~ Sosa Line Tunnel Penetration photo by Korea National Railroad Corporation

  915 days ago

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  Ceneri Base Tunnel and Gotthard Base Tunnel maps

  From Wikicommons uploaded by Cooper - Geländerelief: NASA WorldWind 1.3 / Zeichnung: Cooper, Public Domain, https://commons.wikimedia.org/w/index.php?curid=3844544  

  1544 days ago

• +2 more Files

Top-level pages

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  TBM Producers List

  Alphabetical List of Tunnel Boring Machine Producers. (Main TBM Manufacturers). CRCHI (China)  CREG (China) China Railway Engineering Equipment Group Co....

  162 days ago

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  Cutter and tools

    　　Shandong Tian You Tunnel Engineering Equipment Co., Ltd. was established in 2010....t; put on the double wings of the soar, and has won great success in the construction field...

  1737 days ago

Events

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  Geophysical Techniques for Trenchless Technology Installations

  Who Should Attend? This 02 day program will help professionals, engineers, geotechnical engineers and geo-scientists dealing with trenchless projects....

  1738 days ago

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  CANCELLED - NAT2020 North American Tunneling Conference (Nashville - Tennessee)

  Unfortunately, this event has been cancelled due to COVID-19. http://www.natconference.com/index.cfm/covid-19-updates1/

  1487 days ago

• +10 more Events

Wall posts

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  https://edition.cnn.com/travel/article/hyperloop-design-teenager/index.html

  1657 days ago

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  #Kazakhstan’s President Kassym-Jomart Tokayev also meets the head of #Herrenknecht during his state visit to #Germany. https://www.timesca.com/index.php/news/21894-kazakhstan-president-promises-special-conditions-for-german-investors #TBM #GermanTBMs

  1620 days ago

• +4 more Wall posts

Tags

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  China Tunnel Technology: Vibration prediction and analysis of the main beam of the TBM based on a multiple linear regression model

    Vibration prediction and analysis of the main beam of the TBM based on a multiple linear regression model Yalei Yang 1 , Lijie Du 2*, Qingwei Li 1 , Xiangbo Zhao 3 & Zhihua Ni 3 1 School of Mechanical Engineering, Shijiazhuang Tiedao University, Shijiazhuang 050043, China. 2 ...

  Tags: China technology, China science, China tunnel science, China Tunnel Boring Machine, Tunnel Boring Machine technology, TBM, Multiple linear regression, Field penetration index, Driving power index, Vibration real- time prediction mode

  88 days ago