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Table 06. Number of NO DAYS LOST (NDL) Injuries and NDL Incidence Rates (IR)

at Nonmetallic Operations in the United States, by Primary Activity, 1978-2007

 

 

Year

Underground Mines

Surface Mines

 

Underground

Surf at UG

Total

Strip

Dredge

Other

Total

 

NDLs

IR

NDLs

IR

NDLs

IR

NDLs

IR

NDLs

IR

NDLs

IR

NDLs

IR

1978

226

3.95

64

5.87

290

4.26

263

2.53

1

5.17

20

8.07

284

2.66

1979

220

3.58

45

3.48

265

3.56

209

1.99

-

-

3

1.38

212

1.98

1980

242

3.92

53

3.09

295

3.74

195

1.80

-

-

3

2.54

198

1.81

1981

164

2.59

85

4.32

249

3.00

144

1.38

-

-

-

-

144

1.38

1982

140

2.64

41

2.00

181

2.46

140

2.07

-

-

-

-

140

2.06

1983 1/

106

2.62

16

2.13

122

2.54

84

1.24

1

.82

-

-

85

1.23

1984

98

2.32

17

2.31

115

2.32

95

1.27

4

1.75

-

-

99

1.28

1985

108

2.83

21

3.10

129

2.87

102

1.43

12

5.53

-

-

114

1.55

1986

63

1.85

23

3.62

86

2.12

105

1.65

3

1.52

-

-

108

1.64

1987

125

3.78

39

6.23

164

4.17

144

2.27

3

2.40

-

-

147

2.27

1988

149

4.10

29

4.46

178

4.15

189

2.90

4

3.04

-

-

193

2.90

1989

178

4.70

33

4.73

211

4.70

155

2.38

3

2.08

-

-

158

2.38

1990

99

2.60

29

4.07

128

2.83

146

2.26

3

8.30

-

-

149

2.29

1991

76

2.05

22

3.61

98

2.27

125

2.05

5

5.43

-

-

130

2.10

1992

83

2.29

18

2.85

101

2.37

117

2.06

-

-

-

-

117

2.03

1993

69

2.06

14

2.33

83

2.10

137

2.52

-

-

-

-

137

2.51

1994

56

1.681

11

1.63

67

1.67

134

2.39

-

-

-

-

134

2.38

1995

81

2.50

12

2.10

93

2.44

98

1.73

-

-

-

-

98

1.03

1996

63

1.91

16

2.67

79

2.03

89

1.53

-

-

-

-

89

1.52

1997

64

1.98

9

2.19

73

2.01

99

1.73

1

6.76

-

-

100

1.75

1998

55

1.88

10

2.71

65

1.97

96

1.69

-

-

-

-

96

1.67

1999

48

1.77

18

4.31

66

2.10

71

1.30

1

1.69

-

-

72

1.30

2000

38

1.50

10

2.52

48

1.64

78

1.41

-

-

-

-

78

1.41

2001

40

1.54

7

1.76

47

1.57

63

1.22

1

5.92

-

-

64

1.24

2002

33

1.45

2

.67

35

1.36

62

1.26

-

-

1

5.46

63

1.28

2003

29

1.26

6

1.82

35

1.33

59

1.22

-

-

-

-

59

1.20

2004

26

1.07

14

3.98

40

1.43

60

1.23

-

-

-

-

60

1.22

2005

47

1.97

9

2.41

56

2.03

39

.82

3

3.53

-

-

42

.87

2006

25

1.04

9

2.46

34

1.22

41

.87

-

-

-

-

41

.85

2007

39

1.57

14

3.57

53

1.85

32

.69

-

-

-

-

32

.68


 

 

Table 06. Number of NO DAYS LOST (NDL) Injuries and NDL Incidence Rates (IR)

at Nonmetallic Operations in the United States, by Primary Activity, 1978-2007 continued:

 

 

Year

Total Mining

Indp Shops/Yrds

Mills

Total w/o Office

Office

Grand Total

 

NDLs

IR

NDLs

IR

NDLs

IR

NDLs

IR

NDLs

IR

NDLs

IR

1978

574

3.29

5

5.90

853

3.30

1,432

3.30

12

.17

1,444

2.86

1979

477

2.63

2

1.81

694

2.82

1,173

2.73

9

.13

1,182

2.37

1980

493

2.61

-

-

551

2.38

1,044

2.48

9

.14

1,053

2.16

1981

393

2.10

-

-

456

1.89

849

1.98

3

.04

852

1.72

1982

321

2.27

-

-

294

1.80

615

2.02

6

.11

621

1.72

1983 1/

207

1.77

-

-

332

1.85

539

1.82

5

.09

544

1.55

1984

214

1.69

-

-

320

1.69

534

1.69

8

.16

542

1.47

1985

243

2.05

2

6.98

296

1.62

541

1.80

3

.06

544

1.55

1986

194

1.82

-

-

253

1.49

447

1.62

3

.07

450

1.40

1987

311

2.99

-

-

489

2.85

800

2.90

7

.16

807

2.53

1988

371

3.39

2

11.29

638

3.58

1,011

3.51

9

.21

1,020

3.08

1989

369

3.31

1

22.02

723

4.05

1,093

3.77

9

.21

1,102

3.30

1990

277

2.51

-

-

449

2.55

726

2.54

8

.18

734

2.22

1991

228

2.17

-

-

387

2.26

615

2.23

5

.12

620

1.95

1992

218

2.18

-

-

363

2.18

581

2.18

8

.20

589

1.92

1993

220

2.34

-

-

291

1.84

511

2.03

4

.10

515

1.77

1994

201

2.09

-

-

356

2.23

557

2.18

6

.14

563

1.89

1995

191

2.01

-

-

295

1.84

486

1.90

4

.10

490

1.65

1996

168

1.72

-

-

263

1.63

431

1.67

3

.07

434

1.45

1997

173

1.85

-

-

274

1.70

447

1.75

5

.12

452

1.53

1998

161

1.78

-

-

254

1.62

415

1.68

4

.10

419

1.47

1999

138

1.59

-

-

197

1.32

335

1.42

1

.03

336

1.23

2000

126

1.49

-

-

240

1.66

366

1.59

7

.19

373

1.41

2001

111

1.36

-

-

218

1.60

329

1.51

2

.06

331

1.31

2002

98

1.31

-

-

183

1.40

281

1.37

2

.06

283

1.19

2003

94

1.25

-

-

163

1.28

257

1.27

4

.13

261

1.11

2004

100

1.30

-

-

146

1.17

246

1.22

1

.03

247

1.05

2005

98

1.29

-

-

123

.99

221

1.10

3

.10

224

.97

2006

75

.99

-

-

151

1.21

226

1.13

5

.16

231

.99

2007

85

1.12

-

-

144

1.17

229

1.15

4

.12

233

1.00

 

1/ Beginning in 1983, only operator data are available at this level of detail.