Search U.S. government technical reports digitized or harvested by TRAIL.
A systematic analysis of pit slope structures by the stiffness matrix method
Effects of type of cut, delay, and explosive on underground blasting in frozen gravel
Slope stability analysis by the finite element stress analysis and limiting equilibrium method
Mine roof vibrations from underground blasts
Fracturing hard rock with nuclear explosives and extraction of ore by a modified block-caving method
Structural models for the design of mining systems :encasement of strain gage networks in epoxy
A method for estimating strength of rock containing planes of weakness
Mine subsidence--extent and cost of control in a selected area.
Technique of measuring initial deformation around an opening :analysis of two raise-bore tests
Field evaluation of hydraulic backfill compaction at the Lucky Friday Mine, Mullan, Idaho
Analysis of tunnel support structure with consideration of support-rock interaction
The use of rock bolts or wire rope to increase the strength of fractured model pillars
Computer analysis of seismic refraction data
A method for the prediction of stresses in an isotropic inclusion or orebody of irregular shape
A three-minute gas chromatographic analysis of the main constituents of mine atmospheres
The effect of atmospheric pressures on the oxygen level in a sealed mine
Predicting probable roof fall areas in advance of mining by geological analysis
Mine roof vibrations from underground blasts, Pilot Knob, Mo.
Strengthening of fractured rock pillars by the use of small radial reinforcement pressures
Microseismic source locations around block caving at the Climax Molybdenum Mine
Vibrations from underground blasting
A new method of analysis to obtain exact solutions for stresses and strains in circular inclusions
A geometric method for the prediction of stresses in inclusions, orebodies, and mining systems
Polymeric materials for underground support
Support performance of hydraulic backfill:a preliminary analysis
Structural analysis of a coal mine opening in elastic, multilayered material
Mine roof reinforcement by specifically designed epoxy resin systems
Building stoppings in mines with large openings
Elastic-plastic stability analysis of mine-waste embankments
Ground support systems in block-cave mining :a survey
Evaluation of an 8-foot-diameter flexible liner installation in the Burgin Mine, Eureka, Utah
Hydraulic sandfill in deep metal mines,
Pumped-slurry backfilling of inaccessible mine workings for subsidence control
Application of large-hole burn cut in room-and-pillar mining
Magnesium oxysulfate cement sealant in coal mines
Influence of surface-active chemicals on drilling and fracturing rock
Advancing coal mining technology research, development, and demonstration in fiscal year 1977
Moving longwall shield supports at the York Canyon mine, Raton, N. Mex.
Comparative shortwall and room-and-pillar mining costs
Dry-process-sprayed coal mine sealants,a progress report
Continuous recorder to monitor mine roof displacement
Mechanized longwall mining :a review emphasizing foreign technology
Dry-process-sprayed coal mine sealants,an updated progress report
Pillar failure analysis and in situ stress determinations at the Fletcher mine near Bunker, Mo.