For further information about the wide range of tunnelling technologies and their application, please consult the many books available on tunnel technology and/or visit the website of the International Tunnelling Association www.ita-aites.org.
For further information about the wide range of tunnelling technologies and their application, please consult the many books available on tunnel technology and/or visit the website of the International Tunnelling Association www.ita-aites.org.
Description published by the International Society for Trenchless Technology within its parent technique's article.