1. Towards an understanding of joint roughness

   • J. P. Seidel
   • C. M. Haberfield

   OriginalPaper Pages: 69 - 92

2. Crack propagation in sandstone: Combined experimental and numerical approach

   • E. Schlangen
   • J. G. M. Van Mier

   OriginalPaper Pages: 93 - 110

3. Experimentally gained parameters, decisive for rock fall analysis

   • A. Azzoni
   • M. H. de Freitas

   OriginalPaper Pages: 111 - 124

4. Effects of rock mass anisotropy and non-linearity on the near face stresses in deep tunnels

   • F. Pelli
   • P. K. Kaiser
   • N. R. Morgenstern

   Technical Note Pages: 125 - 132

5. Announcements

   Announcement Pages: 133 - 133