| Historical Data 1931 - 1977 Stone Quarries and Mills |
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TABLE 22 - Injury experience and worktime data at stone quarries
and mills in the United States, 1931-77
Injuries
Year Nonfatal All Non- All
Fatal disabling disabling disabling injuries
1931 61 5,427 5,488 NA 5,488
1932 32 3,574 3,606 NA 3,606
1933 59 3,637 3,696 NA 3,696
1934 60 3,924 3,984 NA 3,984
1935 51 4,152 4,203 NA 4,203
1936 91 5,717 5,808 NA 5,808
1937 77 6,348 6,425 NA 6,425
1938 82 5,027 5,109 NA 5,109
1939 48 5,204 5,252 NA 5,252
1940 72 5,188 5,260 NA 5,260
1941 76 6,870 6,946 NA 6,946
1942 112 6,349 6,461 NA 6,461
1943 80 5,199 5,279 NA 5,279
1944 73 4,437 4,510 NA 4,510
1945 53 4,121 4,174 NA 4,174
1946 55 5,137 5,192 NA 5,192
1947 75 5,504 5,579 NA 5,579
1948 75 4,994 5,069 NA 5,069
1949 66 4,826 4,892 NA 4,892
1950 54 4,762 4,816 NA 4,816
1951 57 4,945 5,002 NA 5,002
1952 74 4,503 4,577 NA 4,577
1953 43 4,450 4,493 NA 4,493
1954 34 3,834 3,868 NA 3,868
1955 53 3,811 3,864 NA 3,864
1956 50 3,754 3,804 NA 3,804
1957 53 4,210 4,263 NA 4,263
1958 45 4,572 4,617 NA 4,617
1959 52 4,790 4,842 NA 4,842
1960 39 4,668 4,707 NA 4,707
1961 32 4,280 4,312 NA 4,312
1962 67 3,299 3,366 NA 3,366
1963 61 3,468 3,529 NA 3,529
1964 61 3,367 3,428 NA 3,428
1965 48 3,305 3,353 NA 3,353
1966 51 3,583 3,634 NA 3,634
1967 46 3,267 3,313 NA 3,313
1968 58 3,260 3,318 NA 3,318
1969 53 3,389 3,442 NA 3,442
1970 43 3,666 3,709 NA 3,709
1971 58 3,893 3,951 NA 3,951
1972 46 2,992 3,038 NA 3,038
1973 60 2,436 2,496 2,099 4,595
1974 48 2,613 2,661 2,057 4,718
1975 36 2,526 2,562 1,812 4,374
1976 33 2,879 2,912 1,598 4,510
1977 39 3,248 3,287 1,796 5,083
NA Not available.
Frequency rates per
million man-hours
Year Nonfatal All Non- All
Fatal disabling disabling disabling injuries
1931 0.46 40.58 41.03 NA 41.03
1932 0.34 38.14 38.48 NA 38.48
1933 0.67 41.38 42.05 NA 42.05
1934 0.63 41.19 41.82 NA 41.82
1935 0.46 37.73 38.20 NA 38.20
1936 0.62 38.87 39.49 NA 39.49
1937 0.49 40.10 40.59 NA 40.59
1938 0.61 37.58 38.19 NA 38.19
1939 0.33 36.18 36.51 NA 36.51
1940 0.49 35.23 35.72 NA 35.72
1941 0.44 39.67 40.11 NA 40.11
1942 0.62 35.11 35.73 NA 35.73
1943 0.52 33.48 34.00 NA 34.00
1944 0.56 34.32 34.88 NA 34.88
1945 0.42 32.41 32.82 NA 32.82
1946 0.35 32.40 32.75 NA 32.75
1947 0.44 32.00 32.44 NA 32.44
1948 0.42 27.88 28.30 NA 28.30
1949 0.36 26.48 26.84 NA 26.84
1950 0.28 25.12 25.41 NA 25.41
1951 0.30 25.87 26.17 NA 26.17
1952 0.40 24.14 24.53 NA 24.53
1953 0.23 23.45 23.68 NA 23.68
1954 0.19 21.81 22.00 NA 22.00
1955 0.30 21.68 21.98 NA 21.98
1956 0.28 21.06 21.34 NA 21.34
1957 0.29 22.96 23.25 NA 23.25
1958 0.24 24.47 24.71 NA 24.71
1959 0.26 24.03 24.29 NA 24.29
1960 0.19 23.07 23.26 NA 23.26
1961 0.17 22.21 22.38 NA 22.38
1962 0.35 17.05 17.40 NA 17.40
1963 0.31 17.91 18.22 NA 18.22
1964 0.32 17.91 18.23 NA 18.23
1965 0.25 17.04 17.28 NA 17.28
1966 0.27 18.78 19.05 NA 19.05
1967 0.25 17.54 17.79 NA 17.79
1968 0.31 17.47 17.78 NA 17.78
1969 0.28 18.12 18.41 NA 18.41
1970 0.23 19.90 20.13 NA 20.13
1971 0.31 21.09 21.40 NA 21.40
1972 0.32 20.79 21.11 NA 21.11
1973 0.46 18.70 19.16 16.11 35.26
1974 0.35 19.11 19.46 15.05 34.51
1975 0.28 19.39 19.67 13.91 33.58
1976 0.22 19.21 19.43 10.66 30.09
1977 0.25 20.84 21.09 11.52 32.62
NA Not available.
Severity rates per
million man-hours
Year Nonfatal All Man-hours
Fatal disabling disabling worked
(thousands)
1931 2,736 NA NA 133,750
1932 2,049 NA NA 93,710
1933 4,028 NA NA 87,888
1934 3,779 NA NA 95,259
1935 2,781 NA NA 110,033
1936 3,713 NA NA 147,064
1937 2,919 NA NA 158,299
1938 3,678 NA NA 133,766
1939 2,002 NA NA 143,847
1940 2,934 NA NA 147,244
1941 2,633 NA NA 173,165
1942 3,716 NA NA 180,836
1943 3,091 NA NA 155,280
1944 3,387 NA NA 129,302
1945 2,501 NA NA 127,168
1946 2,082 NA NA 158,528
1947 2,617 NA NA 171,979
1948 2,512 NA NA 179,111
1949 2,173 NA NA 182,258
1950 1,709 NA NA 189,535
1951 1,790 NA NA 191,113
1952 2,380 NA NA 186,552
1953 1,359 NA NA 189,777
1954 1,160 NA NA 175,817
1955 1,809 NA NA 175,775
1956 1,683 NA NA 178,281
1957 1,734 NA NA 183,394
1958 1,445 NA NA 186,821
1959 1,565 NA NA 199,321
1960 1,156 NA NA 202,366
1961 996 NA NA 192,705
1962 2,078 968 3,046 193,453
1963 1,890 1,023 2,913 193,685
1964 1,947 814 2,761 188,000
1965 1,485 845 2,330 194,000
1966 1,604 1,248 2,852 190,787
1967 1,482 826 2,308 186,227
1968 1,865 835 2,700 186,620
1969 1,701 934 2,634 187,003
1970 1,400 891 2,292 184,225
1971 1,885 899 2,784 184,615
1972 1,918 862 2,780 143,927
1973 2,763 891 3,654 130,302
1974 2,107 1,185 3,292 136,707
1975 1,658 977 2,635 130,275
1976 1,321 1,028 2,349 149,868
1977 1,501 1,307 2,808 155,845
NA Not available.
1/ Data for mill auxiliary works not available prior to 1944.
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