Documents Rock mass classification.pdf

ROCK MASS CLASSIFICATION A Practical Approach in Civil Engineering LSEVIER SCIENCE INTERNET HOMEPAGE :tp:j jwww.elsevier nl (Europe) :tp:j jwww elsevier .com (America) :tp:j…

Education 8. bored tunnels

1. CT3300 Use of Underground Space8. Bored tunnelsBesides the construction methods from surface level and the immersed tunnel method, there is a thirdimportant technique…