<p>This is a paper that discusses, in a practical/empirical manner, the movements - and their impact on the support measures- which have been measured during the excavation of the top heading of the Driskos motorway tunnel (now in operation), during the years ...

An engineering geological assessment with respect to the TBM excavation, within a highly heterogeneous system of formations known as the "Athens Schist" is presented. The method considers mainly the rock mass competence on the basis of criteria related to ...