Mining Incidents

Portable Crusher #1008: 24 MSHA citations Metal/Non-Metal

Controlled by Amrize Ltd
Carson City, Pershing County, NV  ·  Abandoned
MSHA Mine ID: 2602345

Portable Crusher #1008 has $2K in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
2
Years on record
1999
Latest incident
Oct 1999
Compliance record
MSHA citations since 2000
24
citations
4
significant & substantial
$1,851
proposed penalties
$1,851
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
7
inspections on record
152
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: 152 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Portable Crusher #1008 has $2K in proposed MSHA penalties and $0 outstanding across 0 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
24 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2006-07-24.
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
54.2%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 20.8% low, 79.2% moderate, 0.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, 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: 2002-01-09, 24 years ago
0%
of limit-tested samples over the exposure limit
8
samples
5
limit-tested
Most sampled contaminants
  • Quartz, respirable, >1% Qtz5
  • Unlisted Particulate, respirable, <1% Qtz3
Show the individual readings (8)
Date Contaminant Concentration Limit Conc / limit Occupation
2002-01-09 Unlisted Particulate, respirable, <1% Qtz 0.15 Drill Operator, Rotary
2002-01-09 Quartz, respirable, >1% Qtz 0.8 3.25 0.25 Cleanup Man
2002-01-09 Unlisted Particulate, respirable, <1% Qtz 0.16 Crusher Oper/Worker
2002-01-09 Unlisted Particulate, respirable, <1% Qtz 0.13 Drill Operator, Rotary
2001-06-25 Quartz, respirable, >1% Qtz 0.12 1.28 0.09 Front-end Loader Operator
2001-06-25 Quartz, respirable, >1% Qtz 0.12 0.65 0.18 Oiler, Greaser
2001-06-25 Quartz, respirable, >1% Qtz 0.2 1.18 0.17 Supervisor, Co. Official
2001-06-25 Quartz, respirable, >1% Qtz 0.46 0.96 0.48 Laborer, Bullgang
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. Frehner Construction Company Inc 1998 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2007 0
2006 4
2003 2
2002 7
2001 3
2000 2
Source: MSHA quarterly employment and production, updated weekly.

Portable Crusher #1008 sits in Pershing County, Nevada, where the Census mining category is 20.4% 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.
Pershing County, Nevada · Population 6,505
20.4%
Mining share of county employment
$72,007
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
2007 Q3 0 0 0
2007 Q2 0 0 0
2007 Q1 0 0 0
2006 Q4 0 0 0
2006 Q3 3,370 5 1 1483.7
2006 Q2 1,631 0 0 0.0
2003 Q4 0 0 0
2003 Q3 0 0 0
Show 14 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2003 Q2 78 0 0 0.0
2003 Q1 2,154 0 0 0.0
2002 Q4 2,233 0 0 0.0
2002 Q3 1,211 4 0 3303.1
2002 Q2 0 0 0
2002 Q1 2,009 3 1 1493.3
2001 Q4 624 0 0 0.0
2001 Q3 976 0 0 0.0
2001 Q2 2,592 6 0 2314.8
2001 Q1 740 0 0 0.0
2000 Q4 0 0 0
2000 Q3 0 0 0
2000 Q2 1,426 0 0 0.0
2000 Q1 0 1 1
No fatalities recorded at this mine.

Reportable incidents

2 on file

1999 · 2 incidents

October 27, 1999 NV · Metal/Non-Metal POWERED HAULAGE
Frehner Construction Company Inc · Fall from machine

THE EE WAS STANDING ON THE SCREEN WHILE THEY WERE LIFTING A CROSS OVER CONVEYOR BELT. HE PUT HISFOOT ON THE CONVEYOR TO TIGHTEN THE COMEALONG AND THE SUPPORT BRACKET WELD BROKE. THE CONVEYOR SWUNG OUT & HE LOST HIS BALANCE & FELL. HE LAND ED ON HIS RIGHT SIDE ON THE SUPPORT BRACKET. HE FELL APPROX 13 FT

April 19, 1999 NV · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler SLIP OR FALL OF PERSON
Frehner Construction Company Inc · Fall from machine

THE EMPLOYEE WAS MEASURING THE BELT. HE SLIPPED WHILE CLIMBING OFF AND FELL APPROX 3'. HE SPRAINED HIS RIGHT ANKLE.