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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).

Authors
Lang-TA; Bischoff-JA; Wagner-PL
Source
NTIS: PB/80-179187 :43 pages
Link
NIOSHTIC No.
10007120
Abstract
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.
Publication Date
19790101
Document Type
CP; Final Contract Report;
Fiscal Year
1979
NTIS Accession No.
PB80-179187
NTIS Price
A04
Identifying No.
OFR 60(2)-80
NIOSH Division
SRC;
Source Name
NTIS: PB/80-179187
Performing Organization
Leeds, Hill & Jewett, Inc.
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