... Abstract: Rock support is associated with the rock mass quality as well as the in the state of situ stresses. A safety factor, defined by the strength of the support system and the load exerted on it, is usually used for rock support design. This design method is based on the principle...

...Eurock 2012 Page 1 Comparison of rock support designs by empirical and numerical methods for a hydropower chamber O. Saeidi Mining engineering faculty, Sharood University of Technology, Iran A. Elyasi, A. Naeimipour Mining engineering faculty, Tarbiat Modares University, Iran S. Salari Industrial...

... ground transportation support design rock excavation rock anchor rail transportation calculation rock support design concrete structure tunnel submerged tunnel Reservoir Characterization söder mälarstrand rock mass type excavation concrete tunnel structural geology connection...

... in Figure 2. The tunnel and power station is further described by Hansen & Martna (1988). natural language Barton Reservoir Characterization courant sandstone text classification inspection classification system stability actual condition rock support design Hansen tunnel machine...