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Rock Breakage Research for Rapid Hard Rock Tunneling.

Authors
Olson-JJ; Atchison-TC
Source
Proc Symp Rock Mech and Tunneling Problems Regional Eng College India 12/73 PP 131-139 :131-139
Link
NIOSHTIC No.
10010939
Abstract
This paper describes the accomplishments in rock breakage resulting from the rock mechanics and rapid excavation program. Funds for the program were authorized by the advanced research projects agency of the Department of Defense, and the program was managed by the Bureau of Mines, U.S. Department of the Interior.
Publication Date
19730101
Document Type
OP;
Fiscal Year
1973
NTIS Accession No.
NTIS Price
Identifying No.
OP 148-74
NIOSH Division
TCRC;
Source Name
Proc. Symp. Rock Mech. and Tunneling Problems, Regional Eng. College, India, 12/73, PP. 131-139
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