Base Rock Minerals · Over-exertion (Not Elsewhere Classified)
Stepped on a 3 inch rock, twisted ankle.
Base Rock Bonne Terre Metal/Non-Metal
Base Rock Minerals
· Surface
Controlled by
BMC Enterprises Inc
Desloge,
St Francois County,
MO
·
Active
MSHA Mine ID: 2302182
Base Rock Bonne Terre has $9K in proposed MSHA penalties and $151 outstanding across 0 contested dockets, plus health sampling and the full incident record.
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- Fatalities
- 0
- Total incidents
- 12
- Years on record
- 2000–2018
- Latest incident
- Jul 2018
Compliance record
MSHA citations since 2001
83
citations
12
significant & substantial
$9,100
proposed penalties
$8,949
paid to date
98% of proposed penalties paid to date, a $151 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
73
inspections on record
1,060
inspection hours
7.8
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.83 citations across 1,060 inspection hours.
Source: MSHA inspections data, updated weekly.
Base Rock Bonne Terre has $9K in proposed MSHA penalties and $151 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.$9K
proposed penalties
$9K
current assessed
$9K
paid to date
$151
outstanding
82 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-05-18.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
See also
the operator's enforcement record
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 |
|---|---|---|---|---|
| 2025 Q4 | 6,156 | 1 | 0 | 162.4 |
| 2025 Q3 | 6,280 | 0 | 0 | 0.0 |
| 2025 Q2 | 5,302 | 0 | 0 | 0.0 |
| 2025 Q1 | 5,791 | 0 | 0 | 0.0 |
| 2024 Q4 | 5,879 | 1 | 0 | 170.1 |
| 2024 Q3 | 5,281 | 0 | 0 | 0.0 |
| 2024 Q2 | 5,119 | 2 | 0 | 390.7 |
| 2024 Q1 | 4,752 | 0 | 0 | 0.0 |
Show 96 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 4,389 | 2 | 0 | 455.7 |
| 2023 Q3 | 4,235 | 0 | 0 | 0.0 |
| 2023 Q2 | 4,682 | 0 | 0 | 0.0 |
| 2023 Q1 | 4,958 | 0 | 0 | 0.0 |
| 2022 Q4 | 4,714 | 0 | 0 | 0.0 |
| 2022 Q3 | 8,128 | 3 | 1 | 369.1 |
| 2022 Q2 | 9,600 | 0 | 0 | 0.0 |
| 2022 Q1 | 7,992 | 0 | 0 | 0.0 |
| 2021 Q4 | 8,358 | 2 | 1 | 239.3 |
| 2021 Q3 | 8,358 | 1 | 0 | 119.6 |
| 2021 Q2 | 8,391 | 0 | 0 | 0.0 |
| 2021 Q1 | 6,766 | 3 | 0 | 443.4 |
| 2020 Q4 | 6,515 | 0 | 0 | 0.0 |
| 2020 Q3 | 5,984 | 0 | 0 | 0.0 |
| 2020 Q2 | 6,170 | 0 | 0 | 0.0 |
| 2020 Q1 | 6,636 | 3 | 0 | 452.1 |
| 2019 Q4 | 6,243 | 0 | 0 | 0.0 |
| 2019 Q3 | 6,937 | 3 | 0 | 432.5 |
| 2019 Q2 | 7,162 | 0 | 0 | 0.0 |
| 2019 Q1 | 6,932 | 2 | 0 | 288.5 |
| 2018 Q4 | 6,340 | 0 | 0 | 0.0 |
| 2018 Q3 | 8,043 | 0 | 0 | 0.0 |
| 2018 Q2 | 8,989 | 1 | 0 | 111.2 |
| 2018 Q1 | 7,542 | 1 | 0 | 132.6 |
| 2017 Q4 | 7,157 | 0 | 0 | 0.0 |
| 2017 Q3 | 7,250 | 0 | 0 | 0.0 |
| 2017 Q2 | 6,390 | 0 | 0 | 0.0 |
| 2017 Q1 | 5,947 | 1 | 0 | 168.2 |
| 2016 Q4 | 5,186 | 0 | 0 | 0.0 |
| 2016 Q3 | 6,037 | 2 | 0 | 331.3 |
| 2016 Q2 | 5,564 | 0 | 0 | 0.0 |
| 2016 Q1 | 5,380 | 1 | 0 | 185.9 |
| 2015 Q4 | 5,328 | 0 | 0 | 0.0 |
| 2015 Q3 | 5,625 | 0 | 0 | 0.0 |
| 2015 Q2 | 5,336 | 0 | 0 | 0.0 |
| 2015 Q1 | 4,976 | 1 | 0 | 201.0 |
| 2014 Q4 | 3,834 | 0 | 0 | 0.0 |
| 2014 Q3 | 4,744 | 1 | 0 | 210.8 |
| 2014 Q2 | 4,593 | 0 | 0 | 0.0 |
| 2014 Q1 | 4,328 | 0 | 0 | 0.0 |
| 2013 Q4 | 4,589 | 3 | 0 | 653.7 |
| 2013 Q3 | 5,679 | 0 | 0 | 0.0 |
| 2013 Q2 | 5,333 | 5 | 3 | 937.6 |
| 2013 Q1 | 4,740 | 0 | 0 | 0.0 |
| 2012 Q4 | 4,558 | 3 | 1 | 658.2 |
| 2012 Q3 | 6,314 | 0 | 0 | 0.0 |
| 2012 Q2 | 6,909 | 2 | 0 | 289.5 |
| 2012 Q1 | 5,899 | 0 | 0 | 0.0 |
| 2011 Q4 | 5,104 | 2 | 0 | 391.8 |
| 2011 Q3 | 5,772 | 0 | 0 | 0.0 |
| 2011 Q2 | 6,008 | 2 | 0 | 332.9 |
| 2011 Q1 | 5,654 | 5 | 1 | 884.3 |
| 2010 Q4 | 6,529 | 0 | 0 | 0.0 |
| 2010 Q3 | 6,753 | 0 | 0 | 0.0 |
| 2010 Q2 | 7,202 | 2 | 0 | 277.7 |
| 2010 Q1 | 8,415 | 0 | 0 | 0.0 |
| 2009 Q4 | 6,610 | 1 | 1 | 151.3 |
| 2009 Q3 | 8,048 | 0 | 0 | 0.0 |
| 2009 Q2 | 6,239 | 1 | 0 | 160.3 |
| 2009 Q1 | 5,297 | 0 | 0 | 0.0 |
| 2008 Q4 | 7,310 | 2 | 1 | 273.6 |
| 2008 Q3 | 8,637 | 0 | 0 | 0.0 |
| 2008 Q2 | 8,601 | 2 | 0 | 232.5 |
| 2008 Q1 | 9,370 | 0 | 0 | 0.0 |
| 2007 Q4 | 8,615 | 0 | 0 | 0.0 |
| 2007 Q3 | 10,683 | 1 | 0 | 93.6 |
| 2007 Q2 | 9,047 | 0 | 0 | 0.0 |
| 2007 Q1 | 6,568 | 0 | 0 | 0.0 |
| 2006 Q4 | 6,548 | 0 | 0 | 0.0 |
| 2006 Q3 | 7,277 | 2 | 0 | 274.8 |
| 2006 Q2 | 8,188 | 0 | 0 | 0.0 |
| 2006 Q1 | 7,004 | 1 | 0 | 142.8 |
| 2005 Q4 | 6,645 | 0 | 0 | 0.0 |
| 2005 Q3 | 6,409 | 0 | 0 | 0.0 |
| 2005 Q2 | 6,470 | 0 | 0 | 0.0 |
| 2005 Q1 | 5,860 | 2 | 0 | 341.3 |
| 2004 Q4 | 5,842 | 0 | 0 | 0.0 |
| 2004 Q3 | 7,283 | 1 | 0 | 137.3 |
| 2004 Q2 | 6,555 | 0 | 0 | 0.0 |
| 2004 Q1 | 6,552 | 4 | 0 | 610.5 |
| 2003 Q4 | 6,770 | 0 | 0 | 0.0 |
| 2003 Q3 | 7,457 | 1 | 0 | 134.1 |
| 2003 Q2 | 7,902 | 0 | 0 | 0.0 |
| 2003 Q1 | 6,958 | 1 | 0 | 143.7 |
| 2002 Q4 | 7,431 | 0 | 0 | 0.0 |
| 2002 Q3 | 7,683 | 0 | 0 | 0.0 |
| 2002 Q2 | 5,653 | 3 | 0 | 530.7 |
| 2002 Q1 | 5,826 | 0 | 0 | 0.0 |
| 2001 Q4 | 6,091 | 2 | 0 | 328.4 |
| 2001 Q3 | 6,195 | 0 | 0 | 0.0 |
| 2001 Q2 | 5,994 | 0 | 0 | 0.0 |
| 2001 Q1 | 6,294 | 3 | 3 | 476.6 |
| 2000 Q4 | 7,205 | 0 | 0 | 0.0 |
| 2000 Q3 | 7,497 | 0 | 0 | 0.0 |
| 2000 Q2 | 7,080 | 0 | 0 | 0.0 |
| 2000 Q1 | 4,292 | 0 | 0 | 0.0 |
No fatalities recorded at this mine.
Reportable incidents
12 on file2018 · 1 incident
2017 · 1 incident
November 21, 2017
MO · Metal/Non-Metal
bulldozer operator, universal operator, heavy equipment operator, operating engineer
SLIP OR FALL OF PERSON
Base Rock Minerals · Over-exertion (Not Elsewhere Classified)
Was exiting loader climbing down ladder and landed on twisted ankle.
2013 · 1 incident
February 25, 2013
MO · Metal/Non-Metal
haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver
MACHINERY
Base Rock Minerals Inc · Struck by falling object
Employee was attempting to unclog crusher. As he was getting up into a standing position, he braced himself by placing his hand in access window. A rock dislodged and fell on his hand/finger.
2011 · 2 incidents
December 12, 2011
MO · Metal/Non-Metal
bulldozer operator, universal operator, heavy equipment operator, operating engineer
HANDLING OF MATERIALS
Base Rock Minerals Inc · Over-exertion in pulling or pushing objects
The door latch was stuck. He pulled the latch and strained his arm.
November 7, 2011
MO · Metal/Non-Metal
maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech
HANDTOOLS (NONPOWERED)
Base Rock Minerals Inc · Struck by... (Not Elsewhere Classified)
He was cutting a belt and cut his finger
2008 · 2 incidents
October 15, 2008
MO · Metal/Non-Metal
maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech
HANDLING OF MATERIALS
Base Rock Minerals Inc · Over-exertion (Not Elsewhere Classified)
Changing the oxygen tank. It slipped out of his hands and when he grabbed it while it was falling, he strained his lower abdomen.
June 20, 2008
MO · Metal/Non-Metal
quality control technician, laboratory technician, laboratory assistant
HANDTOOLS (NONPOWERED)
Base Rock Minerals Inc · Caught in, under or between a moving and a stationary object
Using prybar to free clogged material in the shoot on top of cone crusher. Boulder broke free while using prybar causing boulder to smash finger between bar and hopper.
2006 · 1 incident
Base Rock Minerals Inc · Fall from scaffolds, walkways, platforms
Employee slipped while descending from a temporary scaffolding system and fell about 3 feet to the working platform. Bruised Right shoulder and Right side of neck.
2005 · 2 incidents
July 16, 2005
MO · Metal/Non-Metal
front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator
HANDLING OF MATERIALS
Base Rock Minerals Inc · Over-exertion (Not Elsewhere Classified)
Descending ladder of 500 Komatsu and pulled a muscle in his rib.
April 14, 2005
MO · Metal/Non-Metal
haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver
SLIP OR FALL OF PERSON
Base Rock Minerals Inc · Fall from ladders
Stepped off ladder on Tyler Screen and fell on the rocks.
2003 · 1 incident
Base Rock Minerals Inc · Struck against a moving object
HAUL TRUCK AND LOADER BACKED INTO EACH OTHER.
2000 · 1 incident
December 13, 2000
MO · Metal/Non-Metal
front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator
SLIP OR FALL OF PERSON
Base Rock Minerals Inc · Fall to the walkway or working surface
SLIPPED ON SNOW COVERED ICE PATCH
For insurers, brokers, and safety consultants
The full compliance file on Base Rock Bonne Terre
A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.