Mining Incidents

443 C R Crusher: 34 MSHA citations Metal/Non-Metal

Commerford Gravel Inc · Surface
Danvers, Swift County, MN  ·  Intermittent
MSHA Mine ID: 2103238

443 C R Crusher has $4K 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 2000
34
citations
6
significant & substantial
$4,278
proposed penalties
$4,278
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
34
inspections on record
301
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: 301 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

443 C R Crusher has $4K 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.
$4K
proposed penalties
$4K
current assessed
$4K
paid to date
$0
outstanding
33 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2024-09-24.
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.
17.6%
significant & substantial
5.9%
high negligence or reckless
17.6%
reasonably likely or greater
64.7%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 17.6% low, 76.5% moderate, 5.9% 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: 2025-08-26
0%
of limit-tested samples over the exposure limit
9
samples
1
limit-tested
Most sampled contaminants
  • Unlisted Particulate, respirable, <1% Qtz4
  • Quartz, respirable, >1% Qtz3
  • Respirable dust, <.1mg2
Show the individual readings (9)
Date Contaminant Concentration Limit Conc / limit Occupation
2025-08-26 Respirable dust, <.1mg 0 Front-end Loader Operator
2025-08-26 Unlisted Particulate, respirable, <1% Qtz 0.15 Crusher Oper/Worker
2024-09-24 Quartz, respirable, >1% Qtz 0.18 Front-end Loader Operator
2024-09-24 Unlisted Particulate, respirable, <1% Qtz 0.14 Crusher Oper/Worker
2020-11-03 Unlisted Particulate, respirable, <1% Qtz 0.49 Front-end Loader Operator
2020-11-03 Quartz, respirable, >1% Qtz 0.52 Backhoe Operator
2016-07-20 Quartz, respirable, >1% Qtz 0.88 2.15 0.41 Crusher Oper/Worker
2016-07-20 Unlisted Particulate, respirable, <1% Qtz 0.15 Front-end Loader Operator
2016-07-20 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. Commerford Gravel Inc 2000 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 2
2025 99
2024 3
2023 2
2022 2
2021 2
2020 3
2019 3
2018 3
2017 4
2016 3
2015 3
2014 4
2013 3
2012 2
2011 2
2010 2
2009 2
2008 2
2007 2
2006 2
2005 2
2004 2
2003 2
2002 2
2001 2
2000 3
Source: MSHA quarterly employment and production, updated weekly.

443 C R Crusher sits in Swift County, Minnesota, where the Census mining category is 0.2% 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.
Swift County, Minnesota · Population 9,787
0.2%
Mining share of county employment
$62,601
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 526 0 0 0.0
2026 Q1 0 0 0
2025 Q4 231 0 0 0.0
2025 Q3 3 0 0 0.0
2025 Q2 407 0 0 0.0
2025 Q1 0 0 0
2024 Q4 572 0 0 0.0
2024 Q3 705 1 0 1418.4
Show 94 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 124 0 0 0.0
2024 Q1 0 0 0
2023 Q4 194 0 0 0.0
2023 Q3 694 0 0 0.0
2023 Q2 322 0 0 0.0
2023 Q1 0 0 0
2022 Q4 352 0 0 0.0
2022 Q3 581 0 0 0.0
2022 Q2 281 0 0 0.0
2022 Q1 0 0 0
2021 Q4 313 1 1 3194.9
2021 Q3 625 0 0 0.0
2021 Q2 526 0 0 0.0
2021 Q1 0 0 0
2020 Q4 268 0 0 0.0
2020 Q3 706 0 0 0.0
2020 Q2 524 2 0 3816.8
2019 Q4 235 0 0 0.0
2019 Q3 539 0 0 0.0
2019 Q2 373 0 0 0.0
2019 Q1 0 0 0
2018 Q4 621 3 1 4830.9
2018 Q3 869 2 0 2301.5
2018 Q2 324 0 0 0.0
2018 Q1 1 0 0 0.0
2017 Q4 588 0 0 0.0
2017 Q3 380 0 0 0.0
2017 Q2 624 0 0 0.0
2016 Q4 343 1 0 2915.5
2016 Q3 837 2 1 2389.5
2016 Q2 645 0 0 0.0
2016 Q1 1 0 0 0.0
2015 Q4 373 0 0 0.0
2015 Q3 914 0 0 0.0
2015 Q2 291 0 0 0.0
2015 Q1 1 0 0 0.0
2014 Q4 531 0 0 0.0
2014 Q3 1,200 0 0 0.0
2014 Q2 686 0 0 0.0
2014 Q1 1 0 0 0.0
2013 Q4 393 0 0 0.0
2013 Q3 1,052 1 1 950.6
2013 Q2 552 0 0 0.0
2013 Q1 1 0 0 0.0
2012 Q4 563 0 0 0.0
2012 Q3 1,092 4 0 3663.0
2012 Q2 308 0 0 0.0
2012 Q1 0 0 0
2011 Q4 281 0 0 0.0
2011 Q3 494 2 1 4048.6
2011 Q2 434 0 0 0.0
2011 Q1 0 0 0
2010 Q4 237 0 0 0.0
2010 Q3 621 1 0 1610.3
2010 Q2 512 0 0 0.0
2010 Q1 0 0 0
2009 Q4 411 0 0 0.0
2009 Q3 1,132 2 0 1766.8
2009 Q2 472 0 0 0.0
2009 Q1 0 0 0
2008 Q4 105 0 0 0.0
2008 Q3 581 0 0 0.0
2008 Q2 393 0 0 0.0
2008 Q1 0 0 0
2007 Q4 430 0 0 0.0
2007 Q3 539 0 0 0.0
2007 Q2 634 1 0 1577.3
2007 Q1 0 0 0
2006 Q4 333 0 0 0.0
2006 Q3 351 0 0 0.0
2006 Q2 547 1 0 1828.2
2006 Q1 0 0 0
2005 Q4 141 0 0 0.0
2005 Q3 1,132 0 0 0.0
2005 Q2 631 0 0 0.0
2005 Q1 0 0 0
2004 Q4 696 0 0 0.0
2004 Q3 1,040 0 0 0.0
2004 Q2 773 6 1 7762.0
2004 Q1 0 0 0
2003 Q4 117 0 0 0.0
2003 Q3 595 0 0 0.0
2003 Q2 304 0 0 0.0
2003 Q1 0 0 0
2002 Q4 1,074 0 0 0.0
2002 Q3 1,672 0 0 0.0
2002 Q2 813 0 0 0.0
2002 Q1 0 0 0
2001 Q4 929 0 0 0.0
2001 Q3 1,155 0 0 0.0
2001 Q2 1,400 0 0 0.0
2001 Q1 0 0 0
2000 Q4 241 0 0 0.0
2000 Q2 1,229 3 0 2441.0

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.