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Early Warning System of Impending Rock Failure for Safety in Mines and Excavations.

Authors
Podio-AL; Yang-JH; Gray-KE; Collins-RJ
Source
NTIS: PB/243-376 Available for Reference At Bureau Libraries :102 pages
Link
NIOSHTIC No.
10000929
Abstract
The report provides the results of studies using large-amplitude, high-frequency seismic reflection signals as a means of determining the existence and location of discontinuities and possible failure planes in roof rock. The present state-of-the-art is fully discussed, including the equipment available and present data analysis methods.
Publication Date
19730101
Document Type
CP; Final Contract Report;
Fiscal Year
1973
NTIS Accession No.
PB-243376
NTIS Price
A07
Identifying No.
OFR 56-75
NIOSH Division
DRC;
Source Name
NTIS: PB/243-376 Available for Reference At Bureau Libraries
State
TX;
Performing Organization
University of Texas
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