Browse TRAIL Inventories

Relation of lead poisoning in Utah to mining

Quarry problems from the engineer's viewpoint

Stop, look and listen! :the roof is going to fall

How are men killed in mines by falls of roof and coal?

Area of unsupported roof in coal mines :conditions and factor[s] for consideration

Notes on precautions to be taken when drilling oil or gas wells through workable coal beds or through mine workings

Methods and costs of mining at Hartley-Grantham mine, Tri-State zinc and lead district

Shrinkage stoping

Methods and cost of mining fluorspar at Rosiclare, Ill.

The mineral industry and the young engineer

Construction of the Wachusett-Coldbrook Tunnels

Shaft-sinking methods, practices, and costs of the Consolidation Coal Co. at its no. 261 mine, Caretta, McDowell County, W. Va.

Factors governing the selection of the proper level interval in underground mines

Milling methods and costs at the Hillside Fluorspar mines, Rosiclare, Ill.

Mining and technology graduates and their problems

Shaft-sinking methods and costs, and cost of plant and equipment at the Macassa Mine, Kirkland Lake, Ontario

Factors and conditions that aid in alinement of pillar extraction lines in coal mining

Dry cells and their application to mining

Methods of development and pillar extraction in mining the Pittsburgh coal bed in Pennsylvania, West Virginia, and Ohio

Sand and gravel excavation.

The design of small wooden head frames

Strategic minerals investigations :procedure followed by the Bureau of Mines

Backfilling problem in the anthracite region as it relates to conservation of anthracite and prevention of subsidence

Good Fortune Iron Mine, Platte County, Wyo.

Shaft-sinking methods and costs and cost of plant and equipment at the Fad shaft, Eureka Corp., Ltd., Eureka, Nev.

The determination of low concentrations of hydrogen sulfide in gas by the methylene blue method

Methods of excavation and roof support used in some recently constructed tunnels

Development of a rotary test drill

Centrifugal testing apparatus for mine-structure stress analysis

Design of underground mine openings oil-shale mine, Rifle, Colo.

Anthracite mechanical-mining investigations :second testing of Brieden pneumatic packing machine

Raising with a suspended work cage at the Irene Shaft, Leadville, Colo.

Extracting final stump in pillars and pillar lifts with continuous miners

Industrial engineering practice at selected metal mines in western states

Yieldable steel arches and yieldable steel ring supports in metal mines

Test operation of a pneumatic vibrating-blade planer in phosphate and coal :a progress report on planer-mining research, 1958-60

Changes in stress concentration created by undercutting in block caving

Design and development of a rock bolt anchored by explosive forming :a progress report

Experimental longwall mining in a Pennsylvania anthracite mine (In two parts).

A case study of the validity of scaling laws for explosion-generated motion

Determination of principal stress directions through an analysis of rock joint and fracture orientations, Star Mine, Burke, Idaho

Mining method, technique, and cost of presplitting the flood control gate shaft, Littleville Dam, Huntington, Mass.

Stresses induced around mine development workings by undercutting and caving, climax molybdenum mine, Colorado (in two parts).

Stresses induced around mine development workings by undercutting and caving, Climax Molybdenum Mine, Colorado (in two parts).

Mining methods and practices at the Young Mine, American Zinc Co. of Tennessee, Jefferson County, Tenn.

Vibration levels transmitted across a presplit fracture plane

Creep in model pillars

Measurement of lateral pressure generated from cylindrical explosive charges

Photoelastic study of an internally stressed circular opening in a biaxial stress field

Critical path planning and scheduling applied to mining operations


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