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Introduction and summary
Injury experience at different kinds of mines
Injury experience at metallurgical plants
3 other sections not shown
11 Grand total 11 Surface 17 Fatal 17 Total 1daho 1njury-frequency rates Active mines Alabama Alaska antimony Arizona atso lcataica Average days active bauxite California cars or motors cluding office Colorado data and injury degree of injury Employment data end of table excluding office EXCLUDING OFFICEWORKERS Fall of rock Falling material Falls of persons fatal and nonfatal Fatal Nonfatal Fatal Open Fatal Perma footnote at end gold placer mines Grand total 11 ground 11 handling materials handtools iajpa Injury agency injury experience installing rock bolts loading machine location Fatal loose objects Man-days worked Total materials or objects Mexico Michigan Minnesota Miscellaneous haulage Missouri molybdenum Montana nent partial nent total Nevada nonfatal injuries Nonfatal Open objects Nonfatal OFFICEWORKERS Opencut rary total rates per million Severity rates South Dakota squeezed between cars Surface 11 Tennessee U.S. tion workers Total exclud U.S. average Utah Wisconsin workers 11