Effects of time between exposure and support on mine roof stability, Bear Coal Mine, Somerset, Colo.

Author:	Radcliffe, Daryl E.
Additional Authors:	Stateham, Raymond M.,
Year:	1978
Document Type:	BMRA
Issuing Agency:	Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:8298
Series:	Report of investigations / Bureau of Mines ;
Report Number:	8298
Subjects:	Coal mines and mining--Safety measures
	Mine timbering
	Rock mechanics
Link:	https://hdl.handle.net/2027/mdp.39015078483529