First of all, I would like to thank my supervisor in university, Ulf Larsson for supporting me to find this work and specially his useful suggestion and information for developing and writing this thesis. In technical part, I would like to thank my supervisor in Sandvik Roger Säll, responsible for the project, for his knowledge, expertise and helpful support, preparing all information and device to carry out the project. I would also acknowledge Sandvik and Susanne Lindqvist to bring me the possibility of this project as my master thesis. I would like to thank Roland Forsberg from Sweco who helped me in providing all measurements devices and measuring procedure, his kindness and availability when needed and Elizabeth Linden who involve in t...