UNITED STATES
DEPARTMENT OF LABOR
DEPARTMENT OF LABOR
| Historical Data 1931 - 1977 Bituminous Coal Mines in the United States |
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TABLE 8B. - Nonfatal disabling injury-severity rates per million man-hours, by
general work location, at bituminous 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 2,377 1,713 2,269
1945 2,814 1,480 2,590
1946 2,901 1,496 2,665
1947 3,001 1,884 2,816
1948 3,099 1,614 2,848
1949 3,769 1,836 3,438
1950 3,194 2,083 3,001
1951 3,567 1,733 3,252
1952 3,485 1,878 3,207
1953 3,144 1,471 2,848
1954 3,042 1,371 2,730
1955 2,770 1,784 2,585
1956 2,610 1,113 2,330
1957 2,527 1,595 2,352
1958 3,470 1,280 3,045
1959 3,021 1,518 2,719
1960 3,020 1,388 2,693
1961 3,378 1,650 3,030
1962 3,393 1,673 3,044
1963 2,775 1,776 2,574
1964 3,470 1,260 3,044
1965 3,437 1,704 3,109
1966 2,337 1,582 2,234
1967 2,640 1,415 2,485
1968 3,293 1,239 3,049
1969 2,915 1,331 2,741
1970 3,002 1,669 2,865
1971 1,545 812 1,465
1972 2,424 1,785 2,366
1973 2,403 1,006 2,279
1974 2,412 1,408 2,318
1975 2,353 1,290 2,246
1976 2,302 1,272 2,200
1977 4,029 2,736 3,894
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 1,096 NA - - 1,096 2,198
1945 1,297 NA - - 1,297 2,497
1946 1,251 NA - - 1,251 2,552
1947 1,285 NA - - 1,285 2,689
1948 1,120 NA - - 1,120 2,687
1949 1,344 NA - - 1,344 3,231
1950 1,755 NA - - 1,755 2,876
1951 1,593 NA - - 1,593 3,097
1952 1,124 NA - - 1,124 2,998
1953 1,237 NA - - 1,237 2,681
1954 1,346 NA - - 1,346 2,566
1955 1,033 509 - - 1,016 2,398
1956 1,329 656 - - 1,293 2,196
1957 1,164 1,288 - - 1,170 2,197
1958 1,642 1,168 - - 1,620 2,825
1959 1,042 737 - - 1,029 2,446
1960 1,552 1,727 - - 1,561 2,502
1961 1,096 667 - - 1,076 2,692
1962 1,734 1,066 - - 1,697 2,799
1963 966 4,872 - - 1,219 2,321
1964 958 2,459 - - 1,044 2,675
1965 1,291 1,568 - - 1,306 2,769
1966 1,303 830 - - 1,270 2,048
1967 1,212 601 - - 1,172 2,228
1968 953 603 - - 928 2,620
1969 964 1,192 - - 980 2,375
1970 915 1,065 - - 925 2,429
1971 431 378 - - 428 1,198
1972 723 746 - - 724 2,009
1973 1,243 4,532 - - 1,342 2,061
1974 1,246 4,225 - - 1,323 2,043
1975 912 594 6 - 906 1,854
1976 804 1,013 - - 804 1,784
1977 1,304 2,123 - - 1,310 3,018
NA Not available.
IndependentMechanical
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 2,198
1945 NA NA 2,497
1946 NA NA 2,552
1947 NA NA 2,689
1948 NA NA 2,687
1949 NA NA 3,231
1950 NA NA 2,876
1951 NA NA 3,097
1952 NA NA 2,998
1953 NA NA 2,681
1954 NA NA 2,566
1955 NA NA 2,398
1956 NA NA 2,196
1957 NA NA 2,197
1958 NA NA 2,825
1959 NA NA 2,446
1960 NA NA 2,502
1961 NA NA 2,692
1962 NA NA 2,799
1963 NA NA 2,321
1964 NA NA 2,675
1965 NA NA 2,769
1966 NA 1,066 1,981
1967 NA 2,499 2,247
1968 NA 2,056 2,580
1969 NA 795 2,269
1970 NA 1,052 2,339
1971 NA 517 1,157
1972 569 692 1,892
1973 367 1,269 1,966
1974 554 1,155 1,946
1975 723 1,110 1,778
1976 1,113 1,350 1,740
1977 1,121 1,970 2,901
NA Not available.
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