A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Quarry accidents in United States during calendar year 1930
Tabular statistics based on returns from 1335 operators working 1555 quarries; 80,633 employees worked 20,559,372 man days; 105 deaths and 7417 injured; outstanding causes of fatal accidents were falls or slides of rock or overburden, explosives and machinery.
Quarry accidents in United States during calendar year 1930
Tabular statistics based on returns from 1335 operators working 1555 quarries; 80,633 employees worked 20,559,372 man days; 105 deaths and 7417 injured; outstanding causes of fatal accidents were falls or slides of rock or overburden, explosives and machinery.
Quarry accidents in United States during calendar year 1930
U S Bur Mines -- Bul
Adams, W.W. (author)
1932
88 pages
Report
English
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Quarry accidents in United States during calendar year 1936
| Engineering Index Backfile | 1938
Quarry accidents in United States during calendar year 1937
| Engineering Index Backfile | 1940
Quarry accidents in United States during calendar year 1940
| Engineering Index Backfile | 1942
Quarry accidents in the United States during the calendar year 1925
| Engineering Index Backfile | 1927
Quarry accidents in the United States during the calendar year 1926
| Engineering Index Backfile | 1928