A Program Plan for Determining Optimum Roof Bolt Tension. Theory and Application of Rock Reinforcement Systems in Coal Mines. Volume 2 of 2 (General Bibliography).
Lang-TA; Bischoff-JA; Wagner-PL
NTIS: PB/80-179187 :43 pages
The objective of this investigation was to develop a program plan of analytical studies and tests to determine (1) the optimum installation tension of a coal mine roof bolt, (2) the most valid bolt support theory or theories, and (3) the most valid roof failure theory or theories. Volume 2 comprises the bibliography.
CP; Final Contract Report;
NTIS Accession No.
Leeds, Hill & Jewett, Inc.