In order to eliminate some of the deficiencies which have been identified in ten years of practical experience with the application of the original Hoek-Brown failure criterion, a simplified rock mass classification and a modified rock mass failure criterion have been developed and are presented in this paper.

  • INTRODUCTION

  • APPLICABILITY OF FAILURE CRITERIA

  • FAILURE CRITERION FOR INTACT ROCK

  • FAILURE CRITERION FOR JOINTED ROCK MASSES

  • WORKED EXAMPLE

  • REFERENCES

This content is only available via PDF.
You do not currently have access to this chapter.
Don't already have an account? Register

Purchased this content as a guest? Enter your email address to restore access.