What are COY STONE PLANT ADDITION's MSHA penalties?

COY STONE PLANT ADDITION has $2K in proposed MSHA penalties on record, with $0 currently outstanding across 1 contested dockets.

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COY STONE PLANT ADDITION Metal/Non-Metal

Martin Marietta Southeast Agg Operations, LLC · Surface

Controlled by Martin Marietta Materials Inc

Jefferson City, Jefferson County, TN · Active

MSHA Mine ID: 4002465

COY STONE PLANT ADDITION has $2K in proposed MSHA penalties and $0 outstanding across 1 contested dockets, plus health sampling and the full incident record.

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Fatalities: 0
Total incidents: 4
Years on record: 1986–2004
Latest incident: Aug 2004

Compliance record

MSHA citations since 2000

citations

significant & substantial

$1,610

proposed penalties

$1,610

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

inspections on record

604

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: 604 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.

Source: MSHA inspections data, updated weekly.

Penalty disposition

ⓘ

Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.

$2K

proposed penalties

$2K

current assessed

$2K

paid to date

outstanding

16 assessments are final orders; 1 contested dockets.

As of the most recent assessment on 2026-01-14.

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	Per 1M hrs
2025 Q4	884	1	1131.2
2025 Q3	954	0	0.0
2025 Q2	1,277	0	0.0
2025 Q1	916	0	0.0
2024 Q4	386	0	0.0
2024 Q3	1,021	0	0.0
2024 Q2	944	1	1059.3
2024 Q1	1,386	0	0.0

Show 83 earlier quarters

Quarter	Hours worked	Citations	S&S	Per 1M hrs
2023 Q4	1,215	0	0	0.0
2023 Q3	2,001	1	0	499.8
2023 Q2	1,692	0	0	0.0
2023 Q1	2,078	0	0	0.0
2022 Q4	1,684	0	0	0.0
2022 Q3	1,472	0	0	0.0
2022 Q2	1,738	0	0	0.0
2022 Q1	1,623	0	0	0.0
2021 Q4	1,364	0	0	0.0
2021 Q3	1,818	0	0	0.0
2021 Q2	1,782	0	0	0.0
2021 Q1	1,633	0	0	0.0
2020 Q4	1,698	0	0	0.0
2020 Q3	1,792	0	0	0.0
2020 Q2	1,827	0	0	0.0
2020 Q1	1,489	1	0	671.6
2019 Q4	882	0	0	0.0
2019 Q3	1,706	0	0	0.0
2019 Q2	1,375	0	0	0.0
2019 Q1	1,420	0	0	0.0
2018 Q4	1,066	0	0	0.0
2018 Q3	1,460	0	0	0.0
2018 Q2	1,588	0	0	0.0
2018 Q1	1,664	0	0	0.0
2017 Q4	1,985	0	0	0.0
2017 Q3	2,212	0	0	0.0
2017 Q2	1,670	0	0	0.0
2017 Q1	2,599	0	0	0.0
2016 Q4	2,028	0	0	0.0
2016 Q3	2,405	0	0	0.0
2016 Q2	2,344	0	0	0.0
2016 Q1	2,209	0	0	0.0
2015 Q4	2,072	0	0	0.0
2015 Q3	2,210	0	0	0.0
2015 Q2	2,069	0	0	0.0
2015 Q1	2,083	0	0	0.0
2014 Q4	2,018	0	0	0.0
2014 Q3	2,032	1	0	492.1
2014 Q2	2,148	0	0	0.0
2014 Q1	1,838	0	0	0.0
2013 Q4	1,858	0	0	0.0
2013 Q3	1,736	0	0	0.0
2013 Q2	1,564	0	0	0.0
2013 Q1	1,618	0	0	0.0
2012 Q4	2,626	0	0	0.0
2009 Q2	111	0	0	0.0
2009 Q1	991	0	0	0.0
2008 Q4	1,733	0	0	0.0
2008 Q3	1,625	0	0	0.0
2008 Q2	1,481	1	0	675.2
2008 Q1	1,513	0	0	0.0
2007 Q4	1,671	0	0	0.0
2007 Q3	1,268	0	0	0.0
2007 Q2	1,240	0	0	0.0
2007 Q1	1,915	0	0	0.0
2006 Q4	2,266	0	0	0.0
2006 Q3	2,602	0	0	0.0
2006 Q2	2,754	0	0	0.0
2006 Q1	2,696	0	0	0.0
2005 Q4	2,852	0	0	0.0
2005 Q3	2,846	0	0	0.0
2005 Q2	3,035	0	0	0.0
2005 Q1	2,865	1	0	349.0
2004 Q4	2,714	3	1	1105.4
2004 Q3	2,191	0	0	0.0
2004 Q2	2,339	1	0	427.5
2004 Q1	2,104	0	0	0.0
2003 Q4	2,414	0	0	0.0
2003 Q3	2,314	0	0	0.0
2003 Q2	2,730	1	0	366.3
2003 Q1	3,414	0	0	0.0
2002 Q4	3,646	0	0	0.0
2002 Q3	3,669	0	0	0.0
2002 Q2	3,646	1	0	274.3
2002 Q1	3,479	0	0	0.0
2001 Q4	3,542	0	0	0.0
2001 Q3	3,761	0	0	0.0
2001 Q2	3,704	0	0	0.0
2001 Q1	3,219	0	0	0.0
2000 Q4	3,213	0	0	0.0
2000 Q3	4,181	0	0	0.0
2000 Q2	3,841	2	1	520.7
2000 Q1	3,832	0	0	0.0

No fatalities recorded at this mine.

Reportable incidents

4 on file

2004 · 1 incident

August 9, 2004 TN · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON

Rinker Materials South Central, Inc. · Fall from machine

Employee fell to ground while dismounting Cat 980B front end loader.

1996 · 1 incident

January 6, 1996 TN · Metal/Non-Metal welder (shop) MACHINERY

American Limestone Company Inc · Contact with hot objects or substances

PIECE OF HOT SLAG BURNED EARDRUM WHILE CUTTING STEEL WITH OXYACETYLENE TORCH.

1994 · 1 incident

June 8, 1994 TN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON

American Limestone Company Inc · Fall from machine

WHILE DISMOUNTING CAT 980B FEL, EE'S FOOT SLIPPED RESULTING IN FALL TO GROUND.

1986 · 1 incident

February 12, 1986 TN · Metal/Non-Metal superintendent HANDLING OF MATERIALS

American Limestone Company Inc · Over-exertion in pulling or pushing objects

INJURED SUPERIN7ENDENT WAS HELPING THE WELDER SLIDE AN H BEAM UNDER A FRAME. IN DOING SO HE PULLED A MUSCLE IN HIS BACK OT POSSIBLY AGGRAVATED AN OLD INJURY.

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The full compliance file on COY STONE PLANT ADDITION

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.

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