ASSESSMENT OF ROCK MASS P ARAMETERS BASED ON THE MONITORING DATA FROM THE KORALM INVESTIGATION TUNNELS JOÃO CARLOS CARVALHO DINIS Dissertation in fulfillement of the requirements for the degree of MASTER OF SCIENCE IN CIVIL ENGINEERING — GEOTECHNICS Supervisor: Professor Doutor António Manuel Barbot Campos e Matos Co-Supervisor: Dipl.-Ing.Dr.mont. Peter Alexander Schubert SEPTEMBER 2009