Koha

ix, 299 p.

1. The status of tunnelling; Bauer. A. H.;2. The Stillwater tunnelling proyect of the bureau of reclamation; Armstrong. E. L.;3. Rock excavations at Alto Anchicaya Project; McCreath. D. R.;4. The economic design of Tunnel Linings; Weirich. K. W.;5. Finite element method and rock mechanics; Ural. Oktay;6. Performance of raise borers as a function of geology and rock properties; Everell. M. D.;7. The support mechanism of sprayed thin linings; Gyenge. M.;8. A new concept for hard rock excavation; Watson. J. D.;9. Rock mechanism aspects of large hole boring machine desing; Calder. P. N.;10. Suggested tunnel investigation criteria for Rock boring machines; Handewith. H.;11. Practical experience in rock behaviour tunneling; Weber. E.;12. Explotation of in situ rock strength in order to minimize underground support requeriments in Scandinavia; Karlsson. N. G.;13. Excavation design in hard and fractured rock at Mount Isa Mines Limited, Australia; Mathews. K. E.;14. Reinforcement of an Ore Pass System; Singh. K. H.;15. Large Aggregate shotcrete as tunnel support; MacRae. A. M.;16. Reinforced concrete as a shaft lining; Zahary. G.;17. A summation of the symposium; Coates. D. F.