UNITED STATES
DEPARTMENT OF LABOR
DEPARTMENT OF LABOR
Historical Data 1931 - 1977 All Coal Mines in the United States |
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TABLE 8. - Nonfatal disabling injury-severity rates per million man-hours, by general work location, at all coal mines in the United States, 1931-77 Underground mines Total Year underground Underground Surface mining 1931 NA NA NA 1932 NA NA NA 1933 NA NA NA 1934 NA NA NA 1935 NA NA NA 1936 NA NA NA 1937 NA NA NA 1938 NA NA NA 1939 NA NA NA 1940 NA NA NA 1941 NA NA NA 1942 NA NA NA 1943 NA NA NA 1944 2,340 1,631 2,213 1945 2,781 1,323 2,512 1946 2,888 1,345 2,601 1947 2,965 1,650 2,728 1948 3,148 1,552 2,855 1949 3,665 1,590 3,277 1950 3,194 1,901 2,951 1951 3,569 1,579 3,196 1952 3,427 1,730 3,105 1953 3,110 1,341 2,767 1954 3,116 1,361 2,755 1955 2,782 1,687 2,562 1956 2,756 1,072 2,415 1957 2,624 1,504 2,410 1958 3,470 1,354 3,051 1959 3,024 1,427 2,698 1960 3,008 1,334 2,666 1961 3,430 1,574 3,046 1962 3,373 1,617 3,010 1963 2,960 1,694 2,700 1964 3,496 1,259 3,056 1965 3,434 1,633 3,086 1966 2,379 1,505 2,254 1967 2,619 1,344 2,449 1968 3,315 1,169 3,048 1969 2,916 1,282 2,731 1970 2,988 1,610 2,842 1971 1,541 799 1,459 1972 2,423 1,766 2,363 1973 2,409 995 2,282 1974 2,413 1,405 2,318 1975 2,351 1,283 2,244 1976 2,307 1,283 2,206 1977 4,051 2,729 3,912 NA Not available. Total Year Strip Auger Culm Dredges surface Total banks mining mining 1931 NA NA NA NA NA NA 1932 NA NA NA NA NA NA 1933 NA NA NA NA NA NA 1934 NA NA NA NA NA NA 1935 NA NA NA NA NA NA 1936 NA NA NA NA NA NA 1937 NA NA NA NA NA NA 1938 NA NA NA NA NA NA 1939 NA NA NA NA NA NA 1940 NA NA NA NA NA NA 1941 NA NA NA NA NA NA 1942 NA NA NA NA NA NA 1943 NA NA NA NA NA NA 1944 1,063 NA 533 429 1,019 2,134 1945 1,301 NA 1,737 396 1,307 2,422 1946 1,251 NA 687 299 1,215 2,486 1947 1,301 NA 373 231 1,259 2,603 1948 1,088 NA 727 163 1,069 2,686 1949 1,381 NA 735 774 1,361 3,087 1950 1,624 NA 571 245 1,600 2,814 1951 1,686 NA 1,081 174 1,672 3,049 1952 1,088 NA 807 1,487 1,088 2,896 1953 1,214 NA 525 365 1,199 2,598 1954 1,310 NA 267 411 1,295 2,578 1955 1,280 509 412 47 1,245 2,401 1956 1,309 656 3,705 182 1,325 2,268 1957 1,143 1,288 1,471 314 1,153 2,236 1958 1,546 1,168 206 24 1,502 2,801 1959 1,087 737 552 20 1,060 2,420 1960 1,498 1,727 1,220 198 1,499 2,460 1961 1,173 667 5,720 36 1,202 2,711 1962 1,660 1,066 920 113 1,615 2,744 1963 987 4,872 1,216 819 1,211 2,408 1964 963 2,459 570 46 1,031 2,662 1965 1,265 1,568 681 145 1,269 2,730 1966 1,258 830 161 88 1,214 2,045 1967 1,179 601 794 136 1,136 2,179 1968 1,003 603 1,340 - 978 2,607 1969 935 1,192 198 - 940 2,339 1970 922 1,065 499 - 924 2,389 1971 441 378 380 - 436 1,184 1972 879 746 720 - 873 2,026 1973 1,250 4,532 754 - 1,342 2,056 1974 1,249 4,225 401 - 1,321 2,037 1975 936 594 1,323 - 933 1,855 1976 824 1,013 959 - 827 1,788 1977 1,353 2,123 1,237 - 1,359 3,036 NA Not available. Independent Mechanical Year shops and cleaning Grand yards plants total 1931 NA NA NA 1932 NA NA NA 1933 NA NA NA 1934 NA NA NA 1935 NA NA NA 1936 NA NA NA 1937 NA NA NA 1938 NA NA NA 1939 NA NA NA 1940 NA NA NA 1941 NA NA NA 1942 NA NA NA 1943 NA NA NA 1944 NA NA 2,134 1945 NA NA 2,422 1946 NA NA 2,486 1947 NA NA 2,603 1948 NA NA 2,686 1949 NA NA 3,087 1950 NA NA 2,814 1951 NA NA 3,049 1952 NA NA 2,896 1953 NA NA 2,598 1954 NA NA 2,578 1955 NA NA 2,401 1956 NA NA 2,268 1957 NA 1,146 2,221 1958 NA 749 2,768 1959 NA 1,714 2,409 1960 NA 1,753 2,449 1961 NA 1,116 2,686 1962 NA 1,318 2,722 1963 NA 1,748 2,398 1964 NA 3,032 2,668 1965 NA 1,802 2,718 1966 NA 1,111 1,973 1967 NA 2,319 2,190 1968 NA 1,934 2,553 1969 NA 911 2,230 1970 NA 1,348 2,312 1971 NA 548 1,140 1972 558 842 1,911 1973 392 1,311 1,960 1974 567 1,200 1,940 1975 759 1,132 1,778 1976 1,139 1,441 1,750 1977 1,136 2,082 2,923 NA Not available. |