Mining Incidents

Ludwig #1873: 4 MSHA citations Metal/Non-Metal

Controlled by Arcosa, Inc
Yerington, Lyon County, NV  ·  Temporarily Idled
MSHA Mine ID: 2602775

Ludwig #1873 has $488 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
2018–2019
Latest incident
Jul 2019
Compliance record
MSHA citations since 2019
4
citations
0
significant & substantial
$488
proposed penalties
$488
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2019
4
inspections on record
52
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: 52 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Ludwig #1873 has $488 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.
$488
proposed penalties
$488
current assessed
$488
paid to date
$0
outstanding
4 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2021-09-09.
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.
0.0%
significant & substantial
0.0%
high negligence or reckless
0.0%
reasonably likely or greater
25.0%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 25.0% low, 75.0% 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: 2019-07-16, 7 years ago
0%
of limit-tested samples over the exposure limit
4
samples
1
limit-tested
Most sampled contaminants
  • Cristobalite, respirable2
  • Nuisance dust, respirable, <1% Qtz1
  • Respirable dust, <.1mg1
Show the individual readings (4)
Date Contaminant Concentration Limit Conc / limit Occupation
2019-07-16 Respirable dust, <.1mg 0 Cleanup Man
2019-07-16 Cristobalite, respirable 0 Cleanup Man
2019-07-16 Nuisance dust, respirable, <1% Qtz 0 10 0.00 Cleanup Man
2019-07-16 Cristobalite, respirable 0 Cleanup Man
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. ACG Materials 2014 to 2018
  2. Arcosa ACG Inc dba Arcosa Specialty Mtls 2018 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2023 0
2020 0
2019 5
2018 5
Source: MSHA quarterly employment and production, updated weekly.

Ludwig #1873 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
2023 Q3 0 0 0
2020 Q2 0 0 0
2020 Q1 0 0 0
2019 Q4 663 0 0 0.0
2019 Q3 2,024 3 0 1482.2
2019 Q2 2,932 0 0 0.0
2019 Q1 521 0 0 0.0
2018 Q4 1,807 0 0 0.0
Show 1 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2018 Q3 2,561 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

2 on file

2019 · 1 incident

2018 · 1 incident

October 23, 2018 NV · Metal/Non-Metal scoop tram operator, load/haul/dump operator POWERED HAULAGE
ACG Materials · Struck by falling object

EE overfilled bucket of bobcat with rock from under crusher hopper, EE was backing up. When positioning bobcat to dump material, bobcat tipped backward into uneven ground causing rocks to fall from back of bucket into cab on miner's leg. Rock lodged into bucket pedal control causing more rocks to fall into cab and strike miner on right leg, causing contusions and abrasions.