Mining Incidents

Hazemag Impact Crusher S/N HU1732: 18 MSHA citations Metal/Non-Metal

Moundhouse, Lyon County, NV  ·  Abandoned
MSHA Mine ID: 2602493

Hazemag Impact Crusher S/N HU1732 has $2K in proposed MSHA penalties and $0 outstanding across 1 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
1
Years on record
2009
Latest incident
Feb 2009
Compliance record
MSHA citations since 2002
18
citations
3
significant & substantial
$2,443
proposed penalties
$1,906
paid to date
78% of proposed penalties paid to date, a $537 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2002
13
inspections on record
108
inspection hours
n/a
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.
Rate withheld: 108 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Hazemag Impact Crusher S/N HU1732 has $2K in proposed MSHA penalties and $0 outstanding across 1 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$2K
proposed penalties
$2K
current assessed
$2K
paid to date
$0
outstanding
18 assessments are final orders; 1 contested dockets.
Of $2K in penalties contested before the Commission, $1K was upheld in final decisions.
As of the most recent assessment on 2009-02-20.
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.
16.7%
significant & substantial
0.0%
high negligence or reckless
16.7%
reasonably likely or greater
38.9%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 16.7% low, 83.3% moderate, 0.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
When citations were contested
Contesting a citation before the Federal Mine Safety and Health Review Commission is a lawful right. These figures state the public outcomes of that process, from MSHA's Contested Violations file.
9 citations taken to the federal commission · 50% of citations on record
  • Settled 9 · 100%
100%
S&S designation survived the contest
Counts a Significant & Substantial citation as surviving when a settlement or judge's decision kept the designation, or the contest was dismissed or defaulted so the citation stands as issued. Vacated and withdrawn citations, and settlements that removed the designation, count against.
of 3 decided S&S contests · industry: 79%
28%
Penalty reduction in decided contests
$2K proposed, $1K after decisions · industry: 39%
Source: MSHA Contested Violations file (public record), updated weekly. A dismissed or defaulted contest leaves the citation standing as issued; a vacated or withdrawn citation is removed from the violation record. Latest contest filed 2009-04-21.
Contested penalties
A reduction or dismissal at the Commission is a lawful outcome of contesting a proposed penalty. Figures are the proposed amount and the amount upheld in the docket's decision.
Largest penalties this mine contested before the Federal Mine Safety and Health Review Commission, with the outcome on record.
Docket Decision Judge Year Proposed / upheld
WEST 2009-756M Settlement Lesnick 2010 $2K → $1K
Source: FMSHRC civil penalty dockets and decisions (public record), updated weekly.
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.

Metal and nonmetal contaminants (personal samples)
Many samples are screening measurements of substances with no applicable exposure limit; they are counted as samples but excluded from every over-limit figure. Over-limit shares use only limit-tested samples.

Last sampled: 2009-02-24, 17 years ago
0%
of limit-tested samples over the exposure limit
6
samples
3
limit-tested
Most sampled contaminants
  • Quartz, respirable, >1% Qtz2
  • Respirable dust, <.1mg2
  • Nuisance dust, respirable, <1% Qtz1
  • Unlisted Particulate, respirable, <1% Qtz1
Show the individual readings (6)
Date Contaminant Concentration Limit Conc / limit Occupation
2009-02-24 Respirable dust, <.1mg 0 Bulldozer Operator
2009-02-24 Quartz, respirable, >1% Qtz 0.38 2.36 0.16 Laborer, Bullgang
2009-02-24 Unlisted Particulate, respirable, <1% Qtz 0.26 Crusher Oper/Worker
2003-03-18 Quartz, respirable, >1% Qtz 0.18 1.52 0.12 Crusher Oper/Worker
2003-03-18 Nuisance dust, respirable, <1% Qtz 0.12 10 0.01 Utility Man
2003-03-18 Respirable dust, <.1mg 0 Front-end Loader Operator
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly. Metal/nonmetal contaminant figures come from MSHA's Personal Health Samples and Area Samples files (public record), updated weekly.
Ownership history
  1. H E Hunewill Construction Co Inc 2002 to 2011
  2. Road and Highway Builders, LLC 2011 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2009 2
2008 2
2007 2
2006 2
2005 2
2004 2
2003 2
2002 2
Source: MSHA quarterly employment and production, updated weekly.

Hazemag Impact Crusher S/N HU1732 sits in Lyon County, Nevada, where the Census mining category is 2.2% of county employment.

Local economic context
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.
Lyon County, Nevada · Population 60,630
2.2%
Mining share of county employment
$73,460
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
Quarterly safety rates
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.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2009 Q4 0 0 0
2009 Q3 1 0 0 0.0
2009 Q2 181 0 0 0.0
2009 Q1 110 9 3 81818.2
2008 Q4 1 0 0 0.0
2008 Q3 201 0 0 0.0
2008 Q2 1,325 0 0 0.0
2008 Q1 289 1 0 3460.2
Show 23 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2007 Q4 820 0 0 0.0
2007 Q3 0 0 0
2007 Q2 195 0 0 0.0
2007 Q1 136 0 0 0.0
2006 Q4 716 0 0 0.0
2006 Q3 0 0 0
2006 Q2 0 0 0
2006 Q1 1,000 0 0 0.0
2005 Q4 0 0 0
2005 Q3 822 1 0 1216.5
2005 Q2 586 0 0 0.0
2005 Q1 540 0 0 0.0
2004 Q4 220 0 0 0.0
2004 Q3 0 0 0
2004 Q2 400 0 0 0.0
2004 Q1 750 0 0 0.0
2003 Q4 300 1 0 3333.3
2003 Q3 1,044 0 0 0.0
2003 Q2 20 0 0 0.0
2003 Q1 750 5 0 6666.7
2002 Q4 351 0 0 0.0
2002 Q2 80 0 0 0.0
2002 Q1 480 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

1 on file

2009 · 1 incident