Tunnel design by rock mass classifications
By: Z.T. Bieniawski ; prepared for Office, Chief of Engineers, U.S. Army under purchase order no. DACW39-78-M-3114 ; monitored by Geotechnical Laboratory, U.S. Army Engineer Waterways Experiment Station.
Contributors: United States. Army. Corps of Engineers.; United States. Army Engineer Waterways Experiment Station. Geotechnical Laboratory.; Pennsylvania State University. Dept. of Mineral Engineering.
Series: Technical report (U.S. Army Engineer Waterways Experiment Station) -- GL-79-19
Publisher: U.S. Army Corps of Engineers, Geotechnical Laboratory
Published: 1990
Place of publication: Vicksburg, MS
Language: eng
Subjects: Tunnels -- Design and construction.; Rocks -- Classification.; Engineering geology.
Genres: Classification.
Notes: "January 1990.  Update of Technical Report GL-79-19".

gp 82004989  t_oclc

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