Mining Incidents

C Alan Walker: 2 recorded fatalities controller

MSHA controller ID: C00180

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Fatalities
2
Total incidents
223
Mines on record
5
Years on record
1983–2002
Compliance record
MSHA citations since 2000
155
citations
62
significant & substantial
$13,102
proposed penalties
$13,042
paid to date
100% of proposed penalties paid to date, a $60 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
125
inspections on record
2,674
inspection hours
5.8
citations per 100 inspection hours
This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.
155 citations across 2,674 inspection hours.
Source: MSHA inspections data, updated weekly.
Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$13K
proposed penalties
$13K
current assessed
$13K
paid to date
$60
outstanding
154 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2003-07-23.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Violation severity profile
Shares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.
40.0%
significant & substantial
4.5%
high negligence or reckless
40.0%
reasonably likely or greater
10.3%
permanently disabling or fatal if injury occurs
Negligence coding: 1.3% none, 41.3% low, 52.9% moderate, 4.5% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Injury rate, 2002
This rate is reportable injury cases per 100 full-time-equivalent workers per year, computed as 200,000 times cases divided by MSHA operator-reported employee-hours. Cases are injuries MSHA graded degree 01 through 07; accident-only events that hurt no one are excluded, and so are contractor injuries, whose hours do not attach to a single mine. Rates begin in 2000, when quarterly employment reporting starts, and are withheld below 20,000 hours in a year.
4.88
total case rate
4.88
days-away rate
0.000
fatality rate
Below average. The US coal mining average was 6.89 and the all-US-mining average was 5.05 cases per 100 workers.
Under 100,000 employee-hours were reported that year, so a single case moves the rate by two or more. Read the figure as approximate.
Year total case rate days-away fatal
2002 * 4.88 4.88 0.000
2001 9.94 5.96 0.000
2000 7.72 2.57 0.000
* Fewer than 100,000 employee-hours that year; the rate is less stable.
Source: injury cases from MSHA accident and injury records; employee-hours from MSHA quarterly employment reports. Rate is cases per 100 full-time-equivalent workers, operator employees only.
Health sampling
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
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.

Last sampled: 2002-06-14, 24 years ago
86%
within 1.5 mg/m3
324
samples
3.91
dust max (mg/m3)
184 samples taken by MSHA inspectors, 140 by the operator.
Most-sampled occupations
  • AUGER OPERATOR87
  • LABORER/BLACKSMITH45
  • MOBILE BRIDGE OPERATOR41

Silica (quartz)

Last sampled: 2002-05-17, 24 years ago
3.7
silica avg (%)
48
samples
14.2
silica max (%)
Most-sampled occupations
  • AUGER OPERATOR17
  • LABORER/BLACKSMITH4
  • HIGHWALL DRILL OPERATOR1

Noise
The share counts noise samples whose measured dose exceeded the 90 dBA permissible exposure limit. It describes the sampled workplace, not what reached the miner's ear: hearing conservation programs and the hearing protection worn during the shift are recorded separately and are not reflected here.

Last sampled: 2002-04-11, 24 years ago
34%
over PEL
35
samples
Most-sampled occupations
  • HIGHLIFT OPERATOR/FRONT END LOADER10
  • MOBILE BRIDGE OPERATOR5
  • ROOF BOLTER (SINGLE HEAD)4
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly.

Top causes

Incident timeline

2002
1
2001
5
2000
8
1999
10
1998
4
1997
15
1996
16
1995
16
1994
10 (1f)
1993
10
1992
19
1991
20 (1f)
1990
17
1989
23
1988
10
1987
6
1986
12
1985
12
1984
3
1983
6

Operators under this controller

Mines on record

Fatalities under this controller

2 recorded
July 7, 1994 PA · Coal outside foreman, leadman Fatality · OTHER
Al Hamilton Contracting Company Inc · Contact with electrical current

HE WAS WALKING FROM A HAUL ROAD, IN A WHEAT FIELD, TOWARD A D-3 DOZER. HE WAS ABOUT 30 FEET FROMTHE THE DOZER WHEN LIGHTNING STRUCK IN THE VICINITY (NOT KNOWN WHERE IT ACTUALLY STRUCK) CAUSING FATAL CARDIAC ARHYTHMIA, DUE TO ELECTRIC SHOCK, DUE TO THE LIGHTNING.

March 20, 1991 PA · Coal blaster, shooter, shotfirer, explosive worker, powder gang/monkey Fatality · EXPLOSIVES AND BREAKING AGENTS
Al Hamilton Contracting Company Inc · Contact with electrical current

HE WAS FIRING A BLAST AND UPWARD PRESSURES FROM THE BLAST CAUSED CONNECTING WIRE OR AND CAP LEG WIRE TO CONTACT THE OVERHEAD POWELINE IN SOME CONFIGURATION CAUSING ELECTRICITY TO FOLLOW BACK T O THE BLASTING MACHINE RESULTING IN ELECTROCUTION.

For insurers, brokers, and safety consultants

Where C Alan Walker stands on silica, penalties, and injury rate

MSHA's standard limits respirable silica to 50 micrograms per cubic metre, but MSHA publishes dust and quartz as separate files and never the silica figure itself. We derive it per sample, score it against the limit, and set the operator's injury rate against a benchmark built from the full MSHA operator record. With the 26-year penalty trail, contest posture, and fatality history. Delivered as a PDF with the underlying data as CSV.

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