| Historical Data 1950 -1997 Metal, Nonmetal, Stone, and Sand and Gravel Mines |
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TABLE 29 - Fatal and nonfatal disabling injuries and man-hours for combined
underground and associated surface workings at metal, nonmetal,
and stone mines with summarized data and injury-frequency
rates, 1950-77
Metal 1/ Nonmetal 2/
Year
Fatal Nonfatal Man-hours Fatal Nonfatal Man-hours
1950 87 7,067 127,916,805 NA NA NA
1951 94 7,212 134,694,856 NA NA NA
1952 115 6,962 133,894,310 NA NA NA
1953 98 6,669 128,911,659 NA NA NA
1954 69 4,539 93,683,143 5 753 19,194,599
1955 69 5,281 97,399,080 11 803 19,665,350
1956 81 4,975 99,207,899 6 753 20,162,826
1957 61 4,183 98,414,296 6 823 23,455,840
1958 63 3,021 73,349,127 9 531 12,200,781
1959 64 2,858 67,395,360 3 583 13,569,290
1960 69 3,261 71,827,320 8 596 12,790,779
1961 42 3,254 69,561,828 8 458 12,417,720
1962 51 2,891 65,324,213 9 524 12,289,296
1963 33 2,749 60,254,831 29 507 12,789,340
1964 45 2,904 65,491,015 8 520 13,699,465
1965 46 2,883 67,255,143 12 541 13,802,546
1966 65 2,905 66,560,632 10 507 13,523,020
1967 54 2,391 56,095,290 6 557 12,952,093
1968 37 2,299 55,315,845 32 566 11,873,223
1969 46 2,549 56,975,285 10 407 11,028,261
1970 44 2,889 57,546,296 13 442 11,449,019
1971 37 2,746 53,560,813 12 444 11,309,406
1972 125 2,311 48,510,556 7 353 10,637,989
1973 39 2,458 44,401,186 7 333 10,939,994
1974 36 2,651 48,992,817 10 381 11,971,572
1975 30 2,344 50,619,510 10 396 13,059,710
1976 26 2,069 48,034,681 9 339 11,936,322
1977 37 1,937 47,568,058 3 327 12,113,568
NA Not available.
1/ Data for 1950-53 includes nonmetal mine data; cannot be separated by detailed
work location.
2/ Mine data 1950-53, included with metal data. Clay mine data first compiled
in 1955.
Stone
Year
Fatal Nonfatal Man-hours
1950 3 255 8,785,200
1951 7 302 9,154,767
1952 8 246 9,196,045
1953 2 223 9,195,403
1954 2 175 6,624,630
1955 2 193 7,379,530
1956 2 236 7,747,807
1957 2 168 7,266,084
1958 3 162 5,293,283
1959 1 172 6,069,792
1960 1 214 5,637,970
1961 2 150 5,272,425
1962 5 193 5,679,747
1963 3 149 5,937,303
1964 3 159 5,860,232
1965 4 145 6,696,436
1966 7 196 6,443,232
1967 5 159 6,228,164
1968 6 139 6,073,715
1969 8 160 5,913,499
1970 3 124 6,060,045
1971 7 191 5,553,765
1972 2 98 4,622,064
1973 3 169 4,806,764
1974 4 209 5,455,705
1975 3 181 5,172,400
1976 2 154 4,522,965
1977 2 153 4,508,589
NA Not available.
1/ Data for 1950-53 includes nonmetal mine data; cannot be separated by detailed
work location.
2/ Mine data 1950-53, included with metal data. Clay mine data first compiled
in 1955
Total injuries Total Frequency rates per
Year Man-hours million man-hours
Fatal Nonfatal Fatal Nonfatal
1950 90 7,322 136,702,005 0.66 53.56
1951 101 7,514 143,849,623 0.70 52.24
1952 123 7,208 143,090,355 0.86 50.37
1953 100 6,892 138,107,062 0.72 49.90
1954 76 5,467 119,502,372 0.64 45.75
1955 82 6,277 124,443,960 0.66 50.44
1956 89 5,964 127,098,532 0.70 46.92
1957 69 5,174 129,136,218 0.53 40.07
1958 75 3,714 90,843,191 0.83 40.88
1959 68 3,613 87,034,442 0.78 41.51
1960 78 4,071 90,256,069 0.86 45.10
1961 52 3,862 87,251,973 0.60 44.26
1962 65 3,608 83,293,256 0.78 43.32
1963 65 3,405 78,981,474 0.82 43.11
1964 56 3,583 85,050,712 0.66 42.13
1965 62 3,569 87,754,125 0.71 40.67
1966 82 3,608 86,526,884 0.95 41.70
1967 65 3,107 75,275,547 0.86 41.28
1968 75 3,004 73,262,783 1.02 41.00
1969 64 3,116 73,917,045 0.87 42.16
1970 60 3,455 75,055,360 0.80 46.03
1971 56 3,381 70,423,984 0.80 48.01
1972 134 2,762 63,770,609 2.10 43.31
1973 49 2,960 60,147,944 0.81 49.21
1974 50 3,241 66,420,094 0.75 48.80
1975 43 2,921 68,851,620 0.62 42.42
1976 37 2,562 64,493,968 0.57 39.72
1977 42 2,417 64,190,215 0.65 37.65
NA Not available.
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