A geotechnical site investigation is the process of collecting information and evaluating the conditions of the site for the purpose of designing and constructing the foundation for a structure, such as a building, plant or bridge. A geotechnical site investigation ...

The use of shotcrete in tunnelling in frozen ground will be presented for an actualproject. There are specific demands on the mixture of shotcrete and the construction because of the frozen ground. The basics for the design especially the safety concept ...