EE WAS DRILLING A HOLE IN THE ROOF WHEN A HOSE BLEW ON THE BOOM JACK FOR DRILL READ HAVING TO BOAM CAME DOWN AND HITTING HIS LEFT LEG AND PINNING HIS FOOT AGAINST THE RIB.
Black Mt Mine Coal
MSHA sampling at Black Mt Mine shows respirable coal dust averaging 0.07 mg/m3 (100% compliant) across 1 samples, plus the mine's fatality, citation, and penalty record.
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- Fatalities
- 0
- Total incidents
- 3
- Years on record
- 1986–1997
- Latest incident
- Jan 1997
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This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.MSHA sampling at Black Mt Mine shows respirable coal dust averaging 0.07 mg/m3 (100% compliant) across 1 samples.
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A sample is a point in time compliance measurement, not an individual exposure history. These figures describe MSHA sampling records and do not establish causation or personal dose.ⓘ
Respirable coal dust and silica figures cover coal facilities. Dust compliance is measured against the current 1.5 mg/m3 standard; samples predating the 2014 standard are included, so compliance rates are a coarse historical signal.ⓘ
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2004 Q2 | 0 | 0 | 0 | |
| 2004 Q1 | 0 | 0 | 0 | |
| 2003 Q4 | 0 | 0 | 0 | |
| 2000 Q2 | 0 | 0 | 0 | |
| 2000 Q1 | 0 | 1 | 0 |
Reportable incidents
3 on file1997 · 1 incident
1986 · 2 incidents
ROOF FALL OCCUR9ED IN #2 ENTRY FACE AREA FALL WAS APPROX 18X40 AREA WAS SUPPORTED WITH 5 FT RESIN BOLTS 5X7X18 X BARS
ROOF FALL OCCUR9ED IN CROSSCUT BETWEEN NO 3 & NO 2 ENTRIES AT ABOUT 70FT INBY STATION NO 63 FALL MEASURED APPROX 17FT WIDE X20FT LONGX6FT HIGH IT CONSISTED OF UNCONSOLIDAT ED SOAP STONE & SHAL E THIS AREA WAS3SUPPORTED WITH 5FTX(IN CROSSBARS & LEGS ON 3-31/2 CENTERS ALSO 5FT RESIN BOLTS 2IN EACH BAR & SPOKE & BETGWEEN BARS
The full compliance file on Black Mt Mine
A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.