Search U.S. government technical reports digitized or harvested by TRAIL.
In situ rock temperature :stress investigations in rock quarries
The use of rock bolts or wire rope to increase the strength of fractured model pillars
A least squares method for improving the source location of rock noise
Strengthening of fractured rock pillars by the use of small radial reinforcement pressures
Improvements in the three-component borehole deformation gage and overcoring techniques