Mining Incidents

imi Columbus Sand & Gravel: 74 MSHA citations Metal/Non-Metal

IMI Aggregates LLC · Surface
Controlled by Fred (Pete) Irving
Columbus, Bartholomew County, IN  ·  Intermittent
MSHA Mine ID: 1202185

imi Columbus Sand & Gravel has $18K in proposed MSHA penalties and $0 outstanding across 4 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
4
Years on record
1996–2005
Latest incident
May 2005
Compliance record
MSHA citations since 2000
74
citations
20
significant & substantial
$17,959
proposed penalties
$10,668
paid to date
59% of proposed penalties paid to date, a $7,291 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
40
inspections on record
470
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: 470 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Imminent-danger orders
A Section 107(a) order removes miners from an area when an inspector finds an imminent danger. Each order is lifted once the condition is corrected, so this counts orders issued, not orders now in effect.
1
Section 107(a) orders
Most recent order: 2017-07-27.
On record since 2017.
Source: MSHA imminent-danger order records, updated weekly.

imi Columbus Sand & Gravel has $18K in proposed MSHA penalties and $0 outstanding across 4 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.
$18K
proposed penalties
$11K
current assessed
$11K
paid to date
$0
outstanding
70 assessments are final orders; 4 contested dockets.
Of $11K in penalties contested before the Commission, $3K was upheld in final decisions.
As of the most recent assessment on 2024-06-03.
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.
27.4%
significant & substantial
12.3%
high negligence or reckless
24.7%
reasonably likely or greater
35.6%
permanently disabling or fatal if injury occurs
Negligence coding: 2.7% none, 11.0% low, 74.0% moderate, 12.3% 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.
11 citations taken to the federal commission · 15% of citations on record
  • Settled 9 · 82%
  • Stood as issued 2 · 18%
75%
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 4 decided S&S contests · industry: 79%
69%
Penalty reduction in decided contests
$11K proposed, $3K 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 2024-10-28.
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
LAKE 2012-269M Settlement Lesnick 2012 $8K → $1K
LAKE 2017-0470 Settlement Gill 2018 $2K → $2K
LAKE 2025-0022 Dismissal Lewis 2025 $294 → $0
LAKE 2013-84M Settlement Miller 2013 $100 → $100
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: 2018-05-31, 8 years ago
0%
of limit-tested samples over the exposure limit
3
samples
1
limit-tested
Most sampled contaminants
  • Quartz, respirable, >1% Qtz1
  • Respirable dust, <.1mg1
  • Unlisted Particulate, total, <1% Qtz1
Show the individual readings (3)
Date Contaminant Concentration Limit Conc / limit Occupation
2018-05-31 Respirable dust, <.1mg 0 Screen/Scalper Operator
2002-06-12 Unlisted Particulate, total, <1% Qtz 0.41 Front-end Loader Operator
2000-09-06 Quartz, respirable, >1% Qtz 0.12 1.02 0.12 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. County Materials Inc 1995 to 2018
  2. Irving Materials Inc. 2018 to 2020
  3. IMI Aggregates LLC 2020 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 1
2025 2
2024 4
2023 4
2022 3
2021 4
2020 4
2019 5
2018 3
2017 2
2016 2
2015 2
2014 2
2013 2
2012 2
2011 2
2010 2
2009 2
2008 2
2007 2
2006 2
2005 2
2004 2
2003 3
2002 2
2001 3
2000 3
Source: MSHA quarterly employment and production, updated weekly.

imi Columbus Sand & Gravel sits in Bartholomew County, Indiana, where the Census mining category is 0.1% 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.
Bartholomew County, Indiana · Population 82,881
0.1%
Mining share of county employment
$80,365
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
2026 Q2 569 0 0 0.0
2026 Q1 555 0 0 0.0
2025 Q4 1,740 0 0 0.0
2025 Q3 556 0 0 0.0
2025 Q2 533 0 0 0.0
2025 Q1 669 0 0 0.0
2024 Q4 1,370 0 0 0.0
2024 Q3 1,258 0 0 0.0
Show 98 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 2,041 2 2 979.9
2024 Q1 1,355 0 0 0.0
2023 Q4 1,758 0 0 0.0
2023 Q3 1,593 0 0 0.0
2023 Q2 1,037 0 0 0.0
2023 Q1 1,979 0 0 0.0
2022 Q4 782 0 0 0.0
2022 Q3 1,606 0 0 0.0
2022 Q2 1,636 1 0 611.2
2022 Q1 1,519 0 0 0.0
2021 Q4 1,216 0 0 0.0
2021 Q3 1,935 0 0 0.0
2021 Q2 2,297 2 1 870.7
2021 Q1 2,249 0 0 0.0
2020 Q4 2,190 0 0 0.0
2020 Q3 2,787 0 0 0.0
2020 Q2 2,422 0 0 0.0
2020 Q1 1,667 1 0 599.9
2019 Q4 2,323 0 0 0.0
2019 Q3 2,914 0 0 0.0
2019 Q2 3,098 0 0 0.0
2019 Q1 2,371 0 0 0.0
2018 Q4 2,165 0 0 0.0
2018 Q3 1,715 0 0 0.0
2018 Q2 856 1 0 1168.2
2018 Q1 856 0 0 0.0
2017 Q4 1,109 0 0 0.0
2017 Q3 986 2 1 2028.4
2017 Q2 1,162 0 0 0.0
2017 Q1 751 0 0 0.0
2016 Q4 1,146 0 0 0.0
2016 Q3 1,105 0 0 0.0
2016 Q2 1,215 0 0 0.0
2016 Q1 546 2 0 3663.0
2015 Q4 1,548 0 0 0.0
2015 Q3 1,500 0 0 0.0
2015 Q2 1,057 5 3 4730.4
2015 Q1 408 0 0 0.0
2014 Q4 1,102 0 0 0.0
2014 Q3 1,098 0 0 0.0
2014 Q2 1,652 0 0 0.0
2014 Q1 653 1 0 1531.4
2013 Q4 1,212 0 0 0.0
2013 Q3 1,357 0 0 0.0
2013 Q2 1,072 0 0 0.0
2013 Q1 564 1 0 1773.0
2012 Q4 1,200 0 0 0.0
2012 Q3 1,300 2 0 1538.5
2012 Q2 1,152 0 0 0.0
2012 Q1 960 0 0 0.0
2011 Q4 1,056 7 0 6628.8
2011 Q3 960 0 0 0.0
2011 Q2 960 5 3 5208.3
2011 Q1 960 0 0 0.0
2010 Q4 1,040 0 0 0.0
2010 Q3 960 9 3 9375.0
2010 Q2 1,040 0 0 0.0
2010 Q1 1,040 0 0 0.0
2009 Q4 960 0 0 0.0
2009 Q3 1,040 3 2 2884.6
2009 Q2 1,040 0 0 0.0
2009 Q1 600 0 0 0.0
2008 Q4 800 0 0 0.0
2008 Q3 1,200 0 0 0.0
2008 Q2 1,040 0 0 0.0
2008 Q1 320 0 0 0.0
2007 Q4 640 0 0 0.0
2007 Q3 900 0 0 0.0
2007 Q2 1,260 2 0 1587.3
2007 Q1 1,002 0 0 0.0
2006 Q4 990 0 0 0.0
2006 Q3 1,229 0 0 0.0
2006 Q2 1,040 0 0 0.0
2006 Q1 650 0 0 0.0
2005 Q4 903 2 1 2214.8
2005 Q3 107 0 0 0.0
2005 Q2 697 9 2 12912.5
2005 Q1 994 0 0 0.0
2004 Q4 1,156 0 0 0.0
2004 Q3 1,169 7 0 5988.0
2004 Q2 1,513 0 0 0.0
2004 Q1 556 0 0 0.0
2003 Q4 1,053 0 0 0.0
2003 Q3 1,244 0 0 0.0
2003 Q2 1,848 2 0 1082.3
2003 Q1 562 0 0 0.0
2002 Q4 1,254 0 0 0.0
2002 Q3 1,316 0 0 0.0
2002 Q2 975 2 0 2051.3
2002 Q1 1,174 0 0 0.0
2001 Q4 2,600 0 0 0.0
2001 Q3 1,252 0 0 0.0
2001 Q2 1,857 0 0 0.0
2001 Q1 1,099 0 0 0.0
2000 Q4 1,831 0 0 0.0
2000 Q3 2,025 4 2 1975.3
2000 Q2 1,774 0 0 0.0
2000 Q1 1,629 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

4 on file

2005 · 1 incident

May 11, 2005 IN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
County Materials Inc · Fall onto or against objects

Employee slipped on excavator and tore ligament in his ankle.

1997 · 1 incident

October 7, 1997 IN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
County Materials Inc · Contact with hot objects or substances

EYES WERE BURNT FROM WELDING.

1996 · 2 incidents

October 3, 1996 IN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
County Materials Inc · Struck by falling object

PIPE FELL ON EE'S KNEE WHILE HE WAS WORKING.

July 16, 1996 IN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
County Materials Inc · Struck against stationary object

EMP CUT ON SOME STEEL WHILE WORKING.