Evaluating anchorage testing methods for expansion-type mine roof bolts

Author: Barry, Anthony J.
Additional Authors: McCormick, John A.
Year: 1960
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:5649
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 5649
Subjects: Mine roof bolting
Mine timbering
Link: https://hdl.handle.net/2027/mdp.39015078527820

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