Correlation of laboratory cutting data with tunnel boring machine performance

Author:	Rad, Parviz F.
Year:	1974
Document Type:	BMRA
Issuing Agency:	U.S. Bureau of Mines,
SUDOC:	I 28.23:7883
Series:	Report of investigations / United States. Bureau of Mines ;
Report Number:	7883
Subjects:	Tunneling--Equipment and supplies
	Boring machinery
Link:	https://hdl.handle.net/2027/mdp.39015078539445