| Historical Data 1955 - 1977 Nonmetal Mills |
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TABLE 21 - Injury experience and worktime data at nonmetal mills
in the United States, 1955-77 1/
Injuries
Year Nonfatal All Non- All
Fatal disabling disabling disabling injuries
1955 3 451 454 NA 454
1956 7 1,157 1,164 NA 1,164
1957 10 1,512 1,522 NA 1,522
1958 9 1,490 1,499 NA 1,499
1959 11 2,156 2,167 NA 2,167
1960 13 1,794 1,807 NA 1,807
1961 6 1,680 1,686 NA 1,686
1962 9 1,383 1,392 NA 1,392
1963 2 1,476 1,478 NA 1,478
1964 6 1,580 1,586 NA 1,586
1965 10 1,483 1,493 NA 1,493
1966 11 1,564 1,575 NA 1,575
1967 13 1,525 1,538 NA 1,538
1968 3 1,519 1,522 NA 1,522
1969 10 1,481 1,491 NA 1,491
1970 10 1,595 1,605 NA 1,605
1971 9 1,567 1,576 NA 1,576
1972 7 1,348 1,355 NA 1,355
1973 7 630 637 460 1,097
1974 5 599 604 503 1,107
1975 12 666 678 495 1,173
1976 8 841 849 431 1,280
1977 6 918 924 446 1,370
NA Not available.
1/ Clay mill data first compiled in 1956.
Frequency rates per
million man-hours
Year Nonfatal All Non- All
Fatal disabling disabling disabling injuries
1955 0.15 22.73 22.88 NA 22.88
1956 0.17 28.44 28.62 NA 28.62
1957 0.17 25.30 25.47 NA 25.47
1958 0.13 20.94 21.06 NA 21.06
1959 0.12 23.77 23.89 NA 23.89
1960 0.15 20.77 20.92 NA 20.92
1961 0.07 20.02 20.09 NA 20.09
1962 0.12 18.53 18.65 NA 18.65
1963 0.03 19.44 19.46 NA 19.46
1964 0.08 22.11 22.19 NA 22.19
1965 0.14 20.89 21.04 NA 21.04
1966 0.15 21.48 21.63 NA 21.63
1967 0.19 22.15 22.34 NA 22.34
1968 0.05 23.82 23.86 NA 23.86
1969 0.16 23.27 23.42 NA 23.42
1970 0.16 25.60 25.77 NA 25.77
1971 0.16 28.12 28.28 NA 28.28
1972 0.15 28.48 28.63 NA 28.63
1973 0.17 15.08 15.24 11.01 26.25
1974 0.12 13.86 13.97 11.64 25.61
1975 0.28 15.73 16.01 11.69 27.70
1976 0.17 18.01 18.18 9.23 27.40
1977 0.12 18.56 18.68 9.02 27.70
NA Not available.
1/ Clay mill data first compiled in 1956
Severity rates per
million man-hours
Year Nonfatal All Man-hours
Fatal disabling disabling worked
(thousands)
1955 907 NA NA 19,843
1956 1,033 1,092 2,125 40,675
1957 1,004 783 1,787 59,765
1958 759 699 1,458 71,161
1959 728 941 1,669 90,706
1960 903 802 1,705 86,386
1961 429 770 1,199 83,925
1962 724 863 1,587 74,621
1963 158 589 747 75,944
1964 504 1,046 1,550 71,461
1965 845 1,141 1,987 70,975
1966 906 1,124 2,030 72,810
1967 1,133 910 2,043 68,850
1968 282 902 1,184 63,781
1969 943 862 1,805 63,651
1970 963 1,177 2,140 62,293
1971 969 1,184 2,153 55,723
1972 887 787 1,674 47,333
1973 1,005 671 1,676 41,790
1974 694 982 1,676 43,228
1975 1,700 757 2,458 42,341
1976 1,028 845 1,873 46,707
1977 728 1,226 1,954 49,457
NA Not available.
1/ Clay mill data first compiled in 1956
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