Comments

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  Comment on "RETC2019 - Rapid Excavation and Tunneling Conference 2019"

  Watch out with unofficial sites claiming to let you download the proceedings for the Rap...ings, most likely they will be infected with some computer virus. These files are downlo...internet criminals. Once you download it, your computer i...

  1486 days ago

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  Comment on "Comments"

  There are so many tunneling PDF files offered on the net nowadays. Definitely they are infected with computer viruses.

  1480 days ago

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  Comment on "Comments"

  Hi RL, This will indeed never work in a construction management environment where the value of data is never valu...ere it is valued, it will never be a problem to assign a PLC electrician or a computer o...

  1369 days ago