Mining Incidents

Maverick Portable Plant: 15 MSHA citations Metal/Non-Metal

Maverick Construction Company Incorporated · Surface
Controlled by Rick D Holmes
Burley, Cassia County, ID  ·  Abandoned
MSHA Mine ID: 1001679

Maverick Portable Plant has $1K 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
0
Years on record
Latest incident
Compliance record
MSHA citations since 2001
15
citations
1
significant & substantial
$1,295
proposed penalties
$1,295
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2001
31
inspections on record
275
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: 275 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Maverick Portable Plant has $1K 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.
$1K
proposed penalties
$1K
current assessed
$1K
paid to date
$0
outstanding
15 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2019-10-03.
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.
6.7%
significant & substantial
0.0%
high negligence or reckless
6.7%
reasonably likely or greater
60.0%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 0.0% low, 100.0% 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: 2010-10-20, 15 years ago
0%
of limit-tested samples over the exposure limit
8
samples
2
limit-tested
Most sampled contaminants
  • Respirable dust, <.1mg5
  • Quartz, respirable, >1% Qtz2
  • Unlisted Particulate, respirable, <1% Qtz1
Show the individual readings (8)
Date Contaminant Concentration Limit Conc / limit Occupation
2010-10-20 Respirable dust, <.1mg 0 Crusher Oper/Worker
2010-10-20 Respirable dust, <.1mg 0 Laborer, Bullgang
2003-03-19 Respirable dust, <.1mg 0 Bulldozer Operator
2003-03-19 Respirable dust, <.1mg 0 Front-end Loader Operator
2003-03-19 Unlisted Particulate, respirable, <1% Qtz 0.18 Crusher Oper/Worker
2002-04-03 Quartz, respirable, >1% Qtz 0.15 0.58 0.26 Front-end Loader Operator
2002-04-03 Respirable dust, <.1mg 0 Supervisor, Co. Official
2002-04-03 Quartz, respirable, >1% Qtz 0.14 0.28 0.50 Crusher Oper/Worker
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. Maverick Construction Company Incorporated 1985 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2020 3
2019 4
2018 4
2017 3
2016 4
2015 3
2014 2
2013 2
2012 2
2011 3
2010 2
2009 2
2008 3
2007 3
2006 4
2005 4
2004 3
2003 4
2002 4
2001 3
2000 2
Source: MSHA quarterly employment and production, updated weekly.

Maverick Portable Plant sits in Cassia County, Idaho, where the Census mining category is 0.5% 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.
Cassia County, Idaho · Population 25,165
0.5%
Mining share of county employment
$67,042
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
2020 Q4 246 0 0 0.0
2020 Q3 331 0 0 0.0
2020 Q2 239 0 0 0.0
2020 Q1 20 0 0 0.0
2019 Q4 248 1 0 4032.3
2019 Q3 170 0 0 0.0
2019 Q2 346 0 0 0.0
2019 Q1 58 0 0 0.0
Show 76 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2018 Q4 228 0 0 0.0
2018 Q3 436 0 0 0.0
2018 Q2 344 1 0 2907.0
2018 Q1 128 0 0 0.0
2017 Q4 228 0 0 0.0
2017 Q3 456 0 0 0.0
2017 Q2 472 1 0 2118.6
2017 Q1 74 0 0 0.0
2016 Q4 40 0 0 0.0
2016 Q3 258 0 0 0.0
2016 Q2 796 0 0 0.0
2016 Q1 90 0 0 0.0
2015 Q4 244 0 0 0.0
2015 Q3 660 0 0 0.0
2015 Q2 476 0 0 0.0
2015 Q1 0 0 0
2014 Q4 120 0 0 0.0
2014 Q3 274 0 0 0.0
2014 Q2 250 0 0 0.0
2014 Q1 0 0 0
2013 Q4 122 0 0 0.0
2013 Q3 234 0 0 0.0
2013 Q2 456 0 0 0.0
2013 Q1 0 0 0
2012 Q4 82 0 0 0.0
2012 Q3 158 0 0 0.0
2012 Q2 306 0 0 0.0
2012 Q1 0 0 0
2011 Q4 82 0 0 0.0
2011 Q3 286 0 0 0.0
2011 Q2 342 0 0 0.0
2011 Q1 32 0 0 0.0
2010 Q4 186 1 0 5376.3
2010 Q3 170 0 0 0.0
2010 Q2 98 0 0 0.0
2010 Q1 0 0 0
2009 Q4 53 0 0 0.0
2009 Q3 138 2 1 14492.8
2009 Q2 146 0 0 0.0
2009 Q1 0 0 0
2008 Q4 18 0 0 0.0
2008 Q3 82 0 0 0.0
2008 Q2 50 0 0 0.0
2008 Q1 0 0 0
2007 Q4 522 2 0 3831.4
2007 Q3 234 0 0 0.0
2007 Q2 288 1 0 3472.2
2007 Q1 430 0 0 0.0
2006 Q4 125 0 0 0.0
2006 Q3 802 0 0 0.0
2006 Q2 810 2 0 2469.1
2006 Q1 722 0 0 0.0
2005 Q4 338 0 0 0.0
2005 Q3 458 0 0 0.0
2005 Q2 706 0 0 0.0
2005 Q1 250 0 0 0.0
2004 Q4 514 0 0 0.0
2004 Q3 458 0 0 0.0
2004 Q2 634 0 0 0.0
2004 Q1 0 0 0
2003 Q4 93 0 0 0.0
2003 Q3 668 0 0 0.0
2003 Q2 756 0 0 0.0
2003 Q1 409 2 0 4890.0
2002 Q4 706 0 0 0.0
2002 Q3 976 0 0 0.0
2002 Q2 850 0 0 0.0
2002 Q1 306 0 0 0.0
2001 Q4 290 0 0 0.0
2001 Q3 476 2 0 4201.7
2001 Q2 622 0 0 0.0
2001 Q1 32 0 0 0.0
2000 Q4 256 0 0 0.0
2000 Q3 512 0 0 0.0
2000 Q2 296 0 0 0.0
2000 Q1 112 0 0 0.0

No reportable incidents on file.

MSHA has no recorded reportable accidents for this mine in the current dataset. New reports appear here within a week of being filed.